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https://issues.apache.org/jira/browse/CASSANDRA-8398?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15724629#comment-15724629
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Dikang Gu commented on CASSANDRA-8398:
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[~tjake] this is the patch including the {{tpstats}} changes, I also attach the
screen shot here, please take a look, thanks!
|[patch |
https://github.com/DikangGu/cassandra/commit/c9f66fa213c0538e83e92591f7836deba4a24047]|
> Expose time spent waiting in thread pool queue
> -----------------------------------------------
>
> Key: CASSANDRA-8398
> URL: https://issues.apache.org/jira/browse/CASSANDRA-8398
> Project: Cassandra
> Issue Type: Improvement
> Reporter: T Jake Luciani
> Assignee: Dikang Gu
> Priority: Minor
> Labels: lhf
> Fix For: 3.12
>
>
> We are missing an important source of latency in our system, the time waiting
> to be processed by thread pools. We should add a metric for this so someone
> can easily see how much time is spent just waiting to be processed.
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