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https://issues.apache.org/jira/browse/SOLR-14657?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Chris M. Hostetter updated SOLR-14657:
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Status: Patch Available (was: Open)
> spurious ERRORs due to race condition between SolrIndexSearcher metrics and
> IndexReader closing
> -----------------------------------------------------------------------------------------------
>
> Key: SOLR-14657
> URL: https://issues.apache.org/jira/browse/SOLR-14657
> Project: Solr
> Issue Type: Improvement
> Security Level: Public(Default Security Level. Issues are Public)
> Reporter: Chris M. Hostetter
> Assignee: Chris M. Hostetter
> Priority: Major
> Attachments: SOLR-14657.patch, SOLR-14657.patch
>
>
> I've seen situations in the wild where systems monitoring/polling metrics can
> trigger scary looking - but otherwise benign - ERRORs due to
> AlreadyClosedExceptions if/when the searcher/reader is in the process of
> being re-opened and the Gauge tries to call reader.numDocs(), etc...
> We should tweak the metrics logic to just ignore these exceptions
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