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https://issues.apache.org/jira/browse/SOLR-16531?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17656186#comment-17656186
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Ishan Chattopadhyaya edited comment on SOLR-16531 at 1/9/23 4:54 PM:
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>From the comments above and based on concerns from Noble, my suggestion is
>that we revert all the changes now and start afresh once we've discussed every
>tradeoff and aspect of the new approach (resteasy or per configset app or any
>other approach) in detail (possibly via SIP). It is a distinct possibility
>that there are regressions that have crept in recently, but no benchmarking is
>meaningful on that branch for the kinds of tests we're currently doing because
>of the JAX RS degradation.
was (Author: ichattopadhyaya):
>From the comments above and based on concerns from Noble, my suggestion is
>that we revert all the changes now and start afresh once we've discussed every
>tradeoff and aspect of the new approach (resteasy or per configset app or any
>other approach) in detail (possibly via SIP). It is a distinct possibility
>that there are regressions that have crept in recently, but no benchmarking is
>meaningless on that branch for the kinds of tests we're currently doing
>because of JAX RS.
> Performance degradation due to introduction of JAX-RS
> -----------------------------------------------------
>
> Key: SOLR-16531
> URL: https://issues.apache.org/jira/browse/SOLR-16531
> Project: Solr
> Issue Type: Bug
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Ishan Chattopadhyaya
> Priority: Blocker
> Fix For: 9.2
>
> Attachments: Screenshot from 2022-11-09 11-20-44.png,
> jaxrs-integration-with-app-per-configset-flamegraph.html,
> results-with-patch.tar.gz, vanilla-jaxrs-integration-flamegraph.html
>
>
> During performance benchmarking on branch_9x, I observed a slowdown in
> restart performance since commits in SOLR-16347. See attached screenshot.
> CC [~gerlowskija].
> http://mostly.cool/cluster-test-with-patch.html
> The benchmark is here:
> https://github.com/fullstorydev/solr-bench/blob/ishan/repeatable-jenkins/suites/cluster-test.json.
> This suite was run after retro-actively applying the parallelStream patch
> from SOLR-16414:
> https://github.com/apache/solr/commit/b33161d0cdd976fc0c3dc78c4afafceb4db671cf.diff
>
> Effort to automate these benchmarks is WIP and tracked here: SOLR-16525.
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