This is an automated email from the ASF dual-hosted git repository.
kturner pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/accumulo-website.git
The following commit(s) were added to refs/heads/main by this push:
new 44fadd654 Updated 2.1.3 release notes based on property changes
44fadd654 is described below
commit 44fadd654a28b177b5b48d07b7569bf606a0dd0c
Author: Keith Turner <[email protected]>
AuthorDate: Sat Jul 27 16:22:15 2024 -0400
Updated 2.1.3 release notes based on property changes
Looked at the diffs for Property.java between
8b879c4e7ae8583e72448d66d073973a508fb716 and rel/2.1.2.
Updated the 2.1.3 release notes based on changes seen.
---
_posts/release/2024-07-10-accumulo-2.1.3.md | 25 +++++++++++++++++++------
1 file changed, 19 insertions(+), 6 deletions(-)
diff --git a/_posts/release/2024-07-10-accumulo-2.1.3.md
b/_posts/release/2024-07-10-accumulo-2.1.3.md
index 3423d135d..ff56b0e9c 100644
--- a/_posts/release/2024-07-10-accumulo-2.1.3.md
+++ b/_posts/release/2024-07-10-accumulo-2.1.3.md
@@ -18,13 +18,14 @@ history or issue tracker.
Improvements that affect performance:
-* {% ghi 3722 %} Adds parameter {% plink general.filename.base.allocation %},
that allows the batch size
+* {% ghi 3722 %} Adds properties {% plink
general.file.name.allocation.batch.size.min %} and
+ {% plink general.file.name.allocation.batch.size.max%} that allow the batch
size
for unique filename allocation in ZooKeeper to be configurable. In a system
that requires large numbers
- of unique names, larger batch sizes can reduce ZooKeeper contention because
more file names can be
+ of unique names, larger batch sizes can reduce ZooKeeper contention because
more file names can be
reserved with a single ZooKeeper call.
* {% ghi 3733 %} Avoid creating server side threads when failed writes are
cancelled. In versions 2.1.2
and earlier, the thrift close call creates a new thread to cancel the thrift
session. With 2.1.3, an
- new thrift method is available to test if a session is reserved and deletes
it if it is not reserved
+ new thrift method is available to test if a session is reserved and deletes
it if it is not reserved
without creating an additional thread. If the new method is not available
it falls back to the previous
close method to preserve interoperability between 2.x versions.
* {% ghi 3738 %} Adds parameter {% plink gc.remove.in.use.candidates %}, that
enables the Garbage Collector
@@ -35,6 +36,8 @@ Improvements that affect performance:
* {% ghi 4682 %} Changed the ScanServer ref format to sort by UUID to increase
performance
* {% ghi 4536 %} Created ScanServerSelector that tries to use scan servers on
the same host to leverage
shared off-heap-cache usage.
+* {% ghi 4544 %} Made scan servers refresh cached list of tablet files before
expiration. Added new property
+ {% plink sserver.cache.metadata.refresh.percent %} to control when refresh
happens.
### Notable Bug Fixes
@@ -59,10 +62,15 @@ Improvements that affect performance:
ignored in favor of the deprecated `open.max` property.
* {% ghi 4681 %} Stopped listing all compactors in each compactor to reduce
load on Zookeeper.
* {% ghi 4309 %} Optimized logic for getting a random TabletServer connection
which improved Shell startup times.
+* {% ghi 3873 %} Increase Thrift max message size defaults which avoids errors
with large key values. Added
+ property {% plink rpc.message.size.max %}. Removed experimental properties
`sserver.server.message.size.max`,
+ `compactor.message.size.max`,`compaction.coordinator.message.size.max`.
+* {% ghi 3966 %} Changed the default value of the the property {% plink
table.majc.compaction.strategy %}
+ to empty string to fix a compatibility bug with old and new compaction
plugins.
### Improvements that help with administration:
-* {% ghi 3697 %} Allow `ACCUMULO_JAVA_PREFIX` option in `accumulo-env.sh` so
it can be passed
+* {% ghi 3697 %} Allow `ACCUMULO_JAVA_PREFIX` option in `accumulo-env.sh` so
it can be passed
as an array. This simplifies passing user options when starting Accumulo
processes, for example
`numactl` parameters.
* {% ghi 3751 %} Added property {% plink rpc.backlog %} to configure backlog
size for
@@ -70,14 +78,19 @@ Improvements that affect performance:
* {% ghi 3745 %} Adds prefix to gc deletion log messages. This makes it easier
to isolate the deletion
actions of the garbage collector for analysis.
* {% ghi 3724 %} Adds logging of transactions when metadata and in-memory
differences are detected.
-* {% ghi 3725 %} Changed the gc batch size from bytes to memory percentage
value.
+* {% ghi 3725 %} Changed the gc batch size from bytes to memory percentage
value. Added property {% plink gc.candidate.batch.size %}
* {% ghi 3684 %} Consolidated y/n prompts in the shell. Users can now exit out
of multi-table delete operations
without accepting prompts for each one.
* {% ghi 3726 %} Adjusted reauthentication messages from the shell to assist
with troubleshooting.
* {% ghi 4461 %}, {% ghi 4522 %}, {% ghi 4577 %} Added various metrics for
scan servers to determine scan reservations and usage
* {% ghi 4459 %} Added the ability to specify multiple MeterRegistryFactorys
to allow for various metric exporters
- to be used at the same time.
+ to be used at the same time. Updated documentation on the property {% plink
general.micrometer.factory %}
* {% ghi 4622 %} Added compactor busy and server idle metrics {% ghi 4740 %}
to allow for proper scale-in operations.
+ Added property {% plink general.metrics.process.idle %} to configure idle
time for metrics.
+* {% ghi 3927 %} Added a new JSON property type that validates the value is
json. Updated the properties
+ {% plink monitor.resources.external %} and {%
tserver.compaction.major.service.meta.planner.opts.executors %} to use this new
type.
+* {% ghi 4223 %} Added properties {% plink compactor.wait.time.job.min %} and
{% compactor.wait.time.job.max %} to
+ control the min and max times compactors use when polling for work.
## Upgrading
