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Posted to commits@cassandra.apache.org by "ASF GitHub Bot (JIRA)" <ji...@apache.org> on 2018/02/27 18:28:00 UTC
[jira] [Commented] (CASSANDRA-8341) Expose time spent in each
thread pool
[ https://issues.apache.org/jira/browse/CASSANDRA-8341?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16379090#comment-16379090 ]
ASF GitHub Bot commented on CASSANDRA-8341:
-------------------------------------------
GitHub user clohfink opened a pull request:
https://github.com/apache/cassandra/pull/200
Add tpstats cpu and alloc rate tracking for CASSANDRA-8341
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/clohfink/cassandra 8341
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/cassandra/pull/200.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #200
----
commit 1d47a63f5c334998cb8e948f5114c1e3cbc32103
Author: Chris Lohfink <cl...@...>
Date: 2018-02-27T18:04:39Z
Add tpstats cpu and alloc rate tracking for CASSANDRA-8341
----
> Expose time spent in each thread pool
> -------------------------------------
>
> Key: CASSANDRA-8341
> URL: https://issues.apache.org/jira/browse/CASSANDRA-8341
> Project: Cassandra
> Issue Type: New Feature
> Reporter: Chris Lohfink
> Assignee: Chris Lohfink
> Priority: Minor
> Labels: metrics
> Attachments: 8341.patch, 8341v2.txt
>
>
> Can increment a counter with time spent in each queue. This can provide context on how much time is spent percentage wise in each stage. Additionally can be used with littles law in future if ever want to try to tune the size of the pools.
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