http://git-wip-us.apache.org/repos/asf/kudu/blob/87b27857/docs/kudu-tserver_configuration_reference_unsupported.html ---------------------------------------------------------------------- diff --git a/docs/kudu-tserver_configuration_reference_unsupported.html b/docs/kudu-tserver_configuration_reference_unsupported.html new file mode 100644 index 0000000..2904a79 --- /dev/null +++ b/docs/kudu-tserver_configuration_reference_unsupported.html @@ -0,0 +1,3904 @@ +--- +title: kudu-tserver Unsupported Flags +layout: default +active_nav: docs +last_updated: 'Last updated 2018-12-07 16:28:39 CET' +--- +<!-- + +Licensed under the Apache License, Version 2.0 (the "License"); +you may not use this file except in compliance with the License. +You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. +--> + + +<div class="container"> + <div class="row"> + <div class="col-md-9"> + +<h1><code>kudu-tserver</code> Unsupported Flags</h1> + <div id="preamble"> +<div class="sectionbody"> +<div class="paragraph"> +<p>Flags not marked <code>stable</code> or <code>evolving</code> are considered experimental and are +<strong>unsupported</strong>. They are included here for informational purposes only and are +subject to being changed or removed without notice.</p> +</div> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_block_cache_type"><a class="link" href="#kudu-tserver_block_cache_type"><code>--block_cache_type</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Which type of block cache to use for caching data. Valid choices are 'DRAM' or 'NVM'. DRAM, the default, caches data in regular memory. 'NVM' caches data in a memory-mapped file using the NVML library.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>DRAM</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_min_compression_ratio"><a class="link" href="#kudu-tserver_min_compression_ratio"><code>--min_compression_ratio</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>If a column compression codec is configured, but the codec is unable to achieve a compression ratio at least as good as the configured value, then the data will be written uncompressed. This will reduce CPU overhead on the read side at the expense of a small amount of extra space if the codec encounters portions of data that are not easily compressible.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0.90000000000000002</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_cfile_default_block_size"><a class="link" href="#kudu-tserver_cfile_default_block_size"><code>--cfile_default_block_size</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The default block size to use in cfiles</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>262144</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_cfile_default_compression_codec"><a class="link" href="#kudu-tserver_cfile_default_compression_codec"><code>--cfile_default_compression_codec</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Default cfile block compression codec.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>none</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_max_clock_sync_error_usec"><a class="link" href="#kudu-tserver_max_clock_sync_error_usec"><code>--max_clock_sync_error_usec</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Maximum allowed clock synchronization error as reported by NTP before the server will abort.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>10000000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_time_source"><a class="link" href="#kudu-tserver_time_source"><code>--time_source</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The clock source that HybridClock should use. Must be one of 'system' or 'mock' (for tests only)</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>system</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_codegen_dump_functions"><a class="link" href="#kudu-tserver_codegen_dump_functions"><code>--codegen_dump_functions</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Whether to print the LLVM IR for generated functions</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_codegen_dump_mc"><a class="link" href="#kudu-tserver_codegen_dump_mc"><code>--codegen_dump_mc</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Whether to dump the disassembly of the machine code for generated functions.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_codegen_cache_capacity"><a class="link" href="#kudu-tserver_codegen_cache_capacity"><code>--codegen_cache_capacity</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Number of entries which may be stored in the code generation cache.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>100</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_codegen_time_compilation"><a class="link" href="#kudu-tserver_codegen_time_compilation"><code>--codegen_time_compilation</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Whether to print time that each code generation request took.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_consensus_rpc_timeout_ms"><a class="link" href="#kudu-tserver_consensus_rpc_timeout_ms"><code>--consensus_rpc_timeout_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Timeout used for all consensus internal RPC communications.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>30000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_consensus_max_batch_size_bytes"><a class="link" href="#kudu-tserver_consensus_max_batch_size_bytes"><code>--consensus_max_batch_size_bytes</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The maximum per-tablet RPC batch size when updating peers.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1048576</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_follower_unavailable_considered_failed_sec"><a class="link" href="#kudu-tserver_follower_unavailable_considered_failed_sec"><code>--follower_unavailable_considered_failed_sec</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Seconds that a leader is unable to successfully heartbeat to a follower after which the follower is considered to be failed and evicted from the config.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>300</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_group_commit_queue_size_bytes"><a class="link" href="#kudu-tserver_group_commit_queue_size_bytes"><code>--group_commit_queue_size_bytes</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Maximum size of the group commit queue in bytes</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>4194304</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_compression_codec"><a class="link" href="#kudu-tserver_log_compression_codec"><code>--log_compression_codec</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Codec to use for compressing WAL segments.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>LZ4</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_max_segments_to_retain"><a class="link" href="#kudu-tserver_log_max_segments_to_retain"><code>--log_max_segments_to_retain</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The maximum number of past log segments to keep at all times for the purposes of catching up other peers.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>80</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental,advanced,runtime</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_min_segments_to_retain"><a class="link" href="#kudu-tserver_log_min_segments_to_retain"><code>--log_min_segments_to_retain</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The minimum number of past log segments to keep at all times, regardless of what is required for durability. Must be at least 1.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced,runtime</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_global_log_cache_size_limit_mb"><a class="link" href="#kudu-tserver_global_log_cache_size_limit_mb"><code>--global_log_cache_size_limit_mb</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Server-wide version of 'log_cache_size_limit_mb'. The total memory used for caching log entries across all tablets is kept under this threshold.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1024</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_cache_size_limit_mb"><a class="link" href="#kudu-tserver_log_cache_size_limit_mb"><code>--log_cache_size_limit_mb</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The total per-tablet size of consensus entries which may be kept in memory. The log cache attempts to keep all entries which have not yet been replicated to all followers in memory, but if the total size of those entries exceeds this limit within an individual tablet, the oldest will be evicted.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>128</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_async_preallocate_segments"><a class="link" href="#kudu-tserver_log_async_preallocate_segments"><code>--log_async_preallocate_segments</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Whether the WAL segments preallocation should happen asynchronously</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_preallocate_segments"><a class="link" href="#kudu-tserver_log_preallocate_segments"><code>--log_preallocate_segments</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Whether the WAL should preallocate the entire segment before writing to it</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_segment_size_mb"><a class="link" href="#kudu-tserver_log_segment_size_mb"><code>--log_segment_size_mb</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The default size for log segments, in MB</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>8</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_evict_failed_followers"><a class="link" href="#kudu-tserver_evict_failed_followers"><code>--evict_failed_followers</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Whether to evict followers from the Raft config that have fallen too far behind the leader’s log to catch up normally or have been unreachable by the leader for longer than follower_unavailable_considered_failed_sec</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_leader_failure_exp_backoff_max_delta_ms"><a class="link" href="#kudu-tserver_leader_failure_exp_backoff_max_delta_ms"><code>--leader_failure_exp_backoff_max_delta_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Maximum time to sleep in between leader election retries, in addition to the regular timeout. When leader election fails the interval in between retries increases exponentially, up to this value.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>20000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_leader_failure_max_missed_heartbeat_periods"><a class="link" href="#kudu-tserver_leader_failure_max_missed_heartbeat_periods"><code>--leader_failure_max_missed_heartbeat_periods</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Maximum heartbeat periods that the leader can fail to heartbeat in before we consider the leader to be failed. The total failure timeout in milliseconds is raft_heartbeat_interval_ms times leader_failure_max_missed_heartbeat_periods. The value passed to this flag may be fractional.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>3</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_raft_enable_pre_election"><a class="link" href="#kudu-tserver_raft_enable_pre_election"><code>--raft_enable_pre_election</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>When enabled, candidates will call a pre-election before running a real leader election.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_raft_enable_tombstoned_voting"><a class="link" href="#kudu-tserver_raft_enable_tombstoned_voting"><code>--raft_enable_tombstoned_voting</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>When enabled, tombstoned tablets may vote in elections.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_raft_heartbeat_interval_ms"><a class="link" href="#kudu-tserver_raft_heartbeat_interval_ms"><code>--raft_heartbeat_interval_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The heartbeat interval for Raft replication. The leader produces heartbeats to followers at this interval. The followers expect a heartbeat at this interval and consider a leader to have failed if it misses several in a row.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>500</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_raft_prepare_replacement_before_eviction"><a class="link" href="#kudu-tserver_raft_prepare_replacement_before_eviction"><code>--raft_prepare_replacement_before_eviction</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>When enabled, failed replicas will only be evicted after a replacement has been prepared for them.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental,advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_missed_heartbeats_before_rejecting_snapshot_scans"><a class="link" href="#kudu-tserver_missed_heartbeats_before_rejecting_snapshot_scans"><code>--missed_heartbeats_before_rejecting_snapshot_scans</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The maximum raft heartbeat periods since the tablet has seen safe time advanced before refusing scans at snapshots that aren’t yet safe and forcing clients to try again.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1.5</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_safe_time_advancement_without_writes"><a class="link" href="#kudu-tserver_safe_time_advancement_without_writes"><code>--safe_time_advancement_without_writes</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Whether to enable the advancement of "safe" time in the absense of write operations</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_safe_time_max_lag_ms"><a class="link" href="#kudu-tserver_safe_time_max_lag_ms"><code>--safe_time_max_lag_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The maximum amount of time we allow safe time to lag behind the requested timestampbefore forcing the client to retry, in milliseconds.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>30000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_block_manager_preflush_control"><a class="link" href="#kudu-tserver_block_manager_preflush_control"><code>--block_manager_preflush_control</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Controls when to pre-flush a block. Valid values are 'finalize', 'close', or 'never'. If 'finalize', blocks will be pre-flushed when writing is finished. If 'close', blocks will be pre-flushed when their transaction is committed. If 'never', blocks will never be pre-flushed but still be flushed when closed.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>finalize</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_block_manager"><a class="link" href="#kudu-tserver_block_manager"><code>--block_manager</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Which block manager to use for storage. Only the file block manager is supported for non-Linux systems.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>file</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_container_excess_space_before_cleanup_fraction"><a class="link" href="#kudu-tserver_log_container_excess_space_before_cleanup_fraction"><code>--log_container_excess_space_before_cleanup_fraction</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Additional fraction of a log container’s calculated size that must be consumed on disk before the container is considered to be inconsistent and subject to excess space cleanup at block manager startup.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0.10000000000000001</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_container_live_metadata_before_compact_ratio"><a class="link" href="#kudu-tserver_log_container_live_metadata_before_compact_ratio"><code>--log_container_live_metadata_before_compact_ratio</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Desired ratio of live block metadata in log containers. If a container’s live to total block ratio dips below this value, the container’s metadata file will be compacted at startup.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">double</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0.5</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_container_max_blocks"><a class="link" href="#kudu-tserver_log_container_max_blocks"><code>--log_container_max_blocks</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Maximum number of blocks (soft) of a log container. Use 0 for no limit. Use -1 for no limit except in the case of a kernel bug with hole punching on ext4 (see KUDU-1508 for details).</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>-1</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_container_max_size"><a class="link" href="#kudu-tserver_log_container_max_size"><code>--log_container_max_size</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Maximum size (soft) of a log container</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">uint64</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>10737418240</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_log_container_preallocate_bytes"><a class="link" href="#kudu-tserver_log_container_preallocate_bytes"><code>--log_container_preallocate_bytes</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Number of bytes to preallocate in a log container when creating new blocks. Set to 0 to disable preallocation</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">uint64</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>33554432</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_acceptor_listen_backlog"><a class="link" href="#kudu-tserver_rpc_acceptor_listen_backlog"><code>--rpc_acceptor_listen_backlog</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Socket backlog parameter used when listening for RPC connections. This defines the maximum length to which the queue of pending TCP connections inbound to the RPC server may grow. If a connection request arrives when the queue is full, the client may receive an error. Higher values may help the server ride over bursts of new inbound connection requests.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>128</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_encrypt_loopback_connections"><a class="link" href="#kudu-tserver_rpc_encrypt_loopback_connections"><code>--rpc_encrypt_loopback_connections</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Whether to encrypt data transfer on RPC connections that stay within a single host. Encryption here is likely to offer no additional security benefit since only a local 'root' user could intercept the traffic, and wire encryption does not suitably protect against such an attacker.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_trace_negotiation"><a class="link" href="#kudu-tserver_rpc_trace_negotiation"><code>--rpc_trace_negotiation</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>If enabled, dump traces of all RPC negotiations to the log</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental,advanced,runtime</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_callback_max_cycles"><a class="link" href="#kudu-tserver_rpc_callback_max_cycles"><code>--rpc_callback_max_cycles</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The maximum number of cycles for which an RPC callback should be allowed to run without emitting a warning. (Advanced debugging option)</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>100000000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_remember_clients_ttl_ms"><a class="link" href="#kudu-tserver_remember_clients_ttl_ms"><code>--remember_clients_ttl_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Maximum amount of time, in milliseconds, the server "remembers" a client for the purpose of caching its responses. After this period without hearing from it, the client is no longer remembered and the memory occupied by its responses is reclaimed. Retries of requests older than 'remember_clients_ttl_ms' are treated as new ones.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>3600000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_remember_responses_ttl_ms"><a class="link" href="#kudu-tserver_remember_responses_ttl_ms"><code>--remember_responses_ttl_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Maximum amount of time, in milliseconds, the server "remembers" a response to a specific request for a client. After this period has elapsed, the response may have been garbage collected and the client might get a response indicating the request is STALE.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>600000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_dump_all_traces"><a class="link" href="#kudu-tserver_rpc_dump_all_traces"><code>--rpc_dump_all_traces</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>If true, dump all RPC traces at INFO level</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_duration_too_long_ms"><a class="link" href="#kudu-tserver_rpc_duration_too_long_ms"><code>--rpc_duration_too_long_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Threshold (in milliseconds) above which a RPC is considered too long and its duration and method name are logged at INFO level. The time measured is between when a RPC is accepted and when its call handler completes.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_max_message_size"><a class="link" href="#kudu-tserver_rpc_max_message_size"><code>--rpc_max_message_size</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The maximum size of a message that any RPC that the server will accept. Must be at least 1MB.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>52428800</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_use_system_auth_to_local"><a class="link" href="#kudu-tserver_use_system_auth_to_local"><code>--use_system_auth_to_local</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>When enabled, use the system krb5 library to map Kerberos principal names to local (short) usernames. If not enabled, the first component of the principal will be used as the short name. For example, 'kudu/foo.example.com@EXAMPLE' will map to 'kudu'.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_ipki_server_key_size"><a class="link" href="#kudu-tserver_ipki_server_key_size"><code>--ipki_server_key_size</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>the number of bits for server cert’s private key. The server cert is used for TLS connections to and from clients and other servers.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>2048</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_web_log_bytes"><a class="link" href="#kudu-tserver_web_log_bytes"><code>--web_log_bytes</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The maximum number of bytes to display on the debug webserver’s log page</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1048576</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_diagnostics_log_stack_traces_interval_ms"><a class="link" href="#kudu-tserver_diagnostics_log_stack_traces_interval_ms"><code>--diagnostics_log_stack_traces_interval_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The interval at which the server will a snapshot of its thread stacks to the diagnostics log. In fact, the server will log at a random interval betweeen zero and twice the configured value to avoid biasing samples towards periodic processes which happen exactly on some particular schedule. If this is set to 0, stack traces will be not be periodically logged, but will still be logged on events such as queue overflows. Setting this to a negative value disables stack trace logging entirely.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>60000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental,runtime</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_advertised_addresses"><a class="link" href="#kudu-tserver_rpc_advertised_addresses"><code>--rpc_advertised_addresses</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Comma-separated list of addresses to advertise externally for RPC connections. Ephemeral ports (i.e. port 0) are not allowed. This should be configured when the locally bound RPC addresses specified in --rpc_bind_addresses are not externally resolvable, for example, if Kudu is deployed in a container.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_num_acceptors_per_address"><a class="link" href="#kudu-tserver_rpc_num_acceptors_per_address"><code>--rpc_num_acceptors_per_address</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Number of RPC acceptor threads for each bound address</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_num_service_threads"><a class="link" href="#kudu-tserver_rpc_num_service_threads"><code>--rpc_num_service_threads</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Number of RPC worker threads to run</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>10</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_reuseport"><a class="link" href="#kudu-tserver_rpc_reuseport"><code>--rpc_reuseport</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Whether to set the SO_REUSEPORT option on listening RPC sockets.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>false</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_service_queue_length"><a class="link" href="#kudu-tserver_rpc_service_queue_length"><code>--rpc_service_queue_length</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Default length of queue for incoming RPC requests</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>50</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_max_negotiation_threads"><a class="link" href="#kudu-tserver_max_negotiation_threads"><code>--max_negotiation_threads</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Maximum number of connection negotiation threads.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>50</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_min_negotiation_threads"><a class="link" href="#kudu-tserver_min_negotiation_threads"><code>--min_negotiation_threads</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Minimum number of connection negotiation threads.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>0</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_num_reactor_threads"><a class="link" href="#kudu-tserver_num_reactor_threads"><code>--num_reactor_threads</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Number of libev reactor threads to start.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>4</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_ca_certificate_file"><a class="link" href="#kudu-tserver_rpc_ca_certificate_file"><code>--rpc_ca_certificate_file</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Path to the PEM encoded X509 certificate of the trusted external certificate authority. The provided certificate should be the root issuer of the certificate passed in '--rpc_certificate_file'.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_certificate_file"><a class="link" href="#kudu-tserver_rpc_certificate_file"><code>--rpc_certificate_file</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Path to a PEM encoded X509 certificate to use for securing RPC connections with SSL/TLS. If set, '--rpc_private_key_file' and '--rpc_ca_certificate_file' must be set as well.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_default_keepalive_time_ms"><a class="link" href="#kudu-tserver_rpc_default_keepalive_time_ms"><code>--rpc_default_keepalive_time_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>If an RPC connection from a client is idle for this amount of time, the server will disconnect the client. Setting this to any negative value keeps connections always alive.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>65000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_negotiation_timeout_ms"><a class="link" href="#kudu-tserver_rpc_negotiation_timeout_ms"><code>--rpc_negotiation_timeout_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Timeout for negotiating an RPC connection.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int64</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>3000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_private_key_file"><a class="link" href="#kudu-tserver_rpc_private_key_file"><code>--rpc_private_key_file</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Path to a PEM encoded private key paired with the certificate from '--rpc_certificate_file'</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">experimental</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_private_key_password_cmd"><a class="link" href="#kudu-tserver_rpc_private_key_password_cmd"><code>--rpc_private_key_password_cmd</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>A Unix command whose output returns the password used to decrypt the RPC server’s private key file specified in --rpc_private_key_file. If the .PEM key file is not password-protected, this flag does not need to be set. Trailing whitespace will be trimmed before it is used to decrypt the private key.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_tls_ciphers"><a class="link" href="#kudu-tserver_rpc_tls_ciphers"><code>--rpc_tls_ciphers</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The cipher suite preferences to use for TLS-secured RPC connections. Uses the OpenSSL cipher preference list format. See man (1) ciphers for more information.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256:AES256-GCM-SHA384:AES128-GCM-SHA256:AES256-SHA256:AES128-SHA256:AES256-SHA:AES128-SHA</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_rpc_tls_min_protocol"><a class="link" href="#kudu-tserver_rpc_tls_min_protocol"><code>--rpc_tls_min_protocol</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The minimum protocol version to allow when for securing RPC connections with TLS. May be one of 'TLSv1', 'TLSv1.1', or 'TLSv1.2'.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>TLSv1</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_webserver_enabled"><a class="link" href="#kudu-tserver_webserver_enabled"><code>--webserver_enabled</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Whether to enable the web server on this daemon. NOTE: disabling the web server is also likely to prevent monitoring systems from properly capturing metrics.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_metrics_log_interval_ms"><a class="link" href="#kudu-tserver_metrics_log_interval_ms"><code>--metrics_log_interval_ms</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Interval (in milliseconds) at which the server will dump its metrics to a local log file. The log files are located in the same directory as specified by the -log_dir flag. If this is not a positive value, then metrics logging will be disabled.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>60000</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_webserver_max_post_length_bytes"><a class="link" href="#kudu-tserver_webserver_max_post_length_bytes"><code>--webserver_max_post_length_bytes</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The maximum length of a POST request that will be accepted by the embedded web server.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">int32</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>1048576</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">runtime,advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_webserver_x_frame_options"><a class="link" href="#kudu-tserver_webserver_x_frame_options"><code>--webserver_x_frame_options</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>The webserver will add an 'X-Frame-Options' HTTP header with this value to all responses. This can help prevent clickjacking attacks.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>DENY</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_webserver_advertised_addresses"><a class="link" href="#kudu-tserver_webserver_advertised_addresses"><code>--webserver_advertised_addresses</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Comma-separated list of addresses to advertise externally for HTTP(S) connections. Ephemeral ports (i.e. port 0) are not allowed. This should be configured when the locally bound webserver address specified in --webserver_interface and --webserver_port are not externally resolvable, for example, if Kudu is deployed in a container.</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_webserver_authentication_domain"><a class="link" href="#kudu-tserver_webserver_authentication_domain"><code>--webserver_authentication_domain</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Domain used for debug webserver authentication</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_webserver_doc_root"><a class="link" href="#kudu-tserver_webserver_doc_root"><code>--webserver_doc_root</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Files under <webserver_doc_root> are accessible via the debug webserver. Defaults to $KUDU_HOME/www, or if $KUDU_HOME is not set, disables the document root</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">string</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">none</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_webserver_enable_doc_root"><a class="link" href="#kudu-tserver_webserver_enable_doc_root"><code>--webserver_enable_doc_root</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>If true, webserver may serve static files from the webserver_doc_root</p> +</div> +<table class="tableblock frame-all grid-all" style="width: 50%;"> +<colgroup> +<col style="width: 25%;"> +<col style="width: 75%;"> +</colgroup> +<tbody> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Type</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">bool</p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Default</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock"><code>true</code></p></td> +</tr> +<tr> +<th class="tableblock halign-left valign-top"><p class="tableblock">Tags</p></th> +<td class="tableblock halign-left valign-top"><p class="tableblock">advanced</p></td> +</tr> +</tbody> +</table> +</div> +</div> +<div class="sect1"> +<h2 id="kudu-tserver_webserver_interface"><a class="link" href="#kudu-tserver_webserver_interface"><code>--webserver_interface</code></a></h2> +<div class="sectionbody"> +<div class="paragraph"> +<p>Interface to start debug webserver on.
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