?????? ??????????????????????????????????????rocksDB

Wed, 26 Feb 2020 18:12:02 -0800 

????????????????????1.10.0??????????????????????????????????
??tps????????????????????????????????????2????????????????????rocksdb??????????44G????????tps??????????????????rocksdb??????????io??????????????????????????rocksdb??rocksdb:low??rocksdb:high??????????????????????2????????????????????128??




------------------ ???????? ------------------
??????:&nbsp;"Yu Li"<[email protected]&gt;;
????????:&nbsp;2020??2??27??(??????) ????2:06
??????:&nbsp;"user-zh"<[email protected]&gt;;

????:&nbsp;Re: ??????????????????????????????????????rocksDB



Hi,

??????????????????????????????????????????????1.10.0??????????????????RocksDB??????????Managed
Memory??????????????????????????????????????

??????????????1.10.0??RocksDB??????????????????
[1]??????????????????????????????????????????????????????????????1.10.0????????????????????????????????

??????????????????????????????????????????????????????state????????????????????????????????????RocksDB??????????????????RocksDB??????????????
[2] ??????????

????????????????????????

Best Regards,
Yu

[1]
https://ci.apache.org/projects/flink/flink-docs-release-1.10/ops/state/state_backends.html#memory-management
[2] https://github.com/facebook/rocksdb/wiki/RocksDB-Tuning-Guide


On Wed, 26 Feb 2020 at 23:27, claylin <[email protected]&gt; wrote:

&gt; Hi 
????????????????????????rocksDB??????????????????????????tps??10w??????????????????????????rocksDB????????????sar
&gt; -dp ??????????io??????
&gt; Average:&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; 
DEV&amp;nbsp; &amp;nbsp; &amp;nbsp;
&gt; &amp;nbsp;tps&amp;nbsp; rd_sec/s&amp;nbsp; wr_sec/s&amp;nbsp; 
avgrq-sz&amp;nbsp; avgqu-sz&amp;nbsp;
&gt; &amp;nbsp; &amp;nbsp;await&amp;nbsp; &amp;nbsp; &amp;nbsp;svctm&amp;nbsp; 
&amp;nbsp; &amp;nbsp;%util
&gt; Average:&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; 
sda&amp;nbsp; &amp;nbsp; 285.36&amp;nbsp;
&gt; &amp;nbsp;2152.91&amp;nbsp; 88322.99&amp;nbsp; &amp;nbsp; 317.06&amp;nbsp; 
&amp;nbsp;
&gt; &amp;nbsp;21.48&amp;nbsp; &amp;nbsp; &amp;nbsp;75.27&amp;nbsp; &amp;nbsp; 
&amp;nbsp; 0.58&amp;nbsp; &amp;nbsp;
&gt; &amp;nbsp;16.60
&gt; ??????????????????????????????????????????
&gt; 
https://ci.apache.org/projects/flink/flink-docs-stable/ops/state/large_state_tuning.html#tuning-rocksdb????????????????????Manager
&gt; 
Memory??????rocksDB??flush??compact??????????????????????????????????????????????????????????????state????????????
&gt;
&gt;
&gt; ??????????????????????????????????????????????

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