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https://issues.apache.org/jira/browse/SOLR-6846?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Avishai Ish-Shalom updated SOLR-6846:
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Attachment: solr-uninvertedfield-cache.patch
A patch using a single synchronized block and no .wait() calls. should be free
of deadlocks.
> deadlock in UninvertedField#getUninvertedField()
> ------------------------------------------------
>
> Key: SOLR-6846
> URL: https://issues.apache.org/jira/browse/SOLR-6846
> Project: Solr
> Issue Type: Bug
> Components: search
> Affects Versions: 4.10.2
> Reporter: Avishai Ish-Shalom
> Attachments: solr-uninvertedfield-cache.patch
>
>
> Multiple concurrent calls to UninvertedField#getUninvertedField may deadlock:
> if a call gets to {{cache.wait()}} before another thread gets to the
> synchronized block around {{cache.notifyAll()}} code will deadlock because
> {{cache.wait()}} is synchronized with the same monitor object.
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