[jira] [Comment Edited] (CASSANDRA-8341) Expose time spent in each thread pool

["T Jake Luciani (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/CASSANDRA-8341?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14229861#comment-14229861 ] 

T Jake Luciani edited comment on CASSANDRA-8341 at 12/1/14 2:52 PM:
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Ah, I was confused by the summary then.  I'll open a separate ticket for showing time waiting in queue. CASSANDRA-8398


was (Author: tjake):
Ah, I was confused by the summary then.  I'll open a separate ticket for showing time waiting in queue.

> 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
>          Components: Core
>            Reporter: 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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