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Posted to dev@lucene.apache.org by "Mark Miller (JIRA)" <ji...@apache.org> on 2016/12/12 02:57:58 UTC

[jira] [Updated] (SOLR-9847) Deadlock on ManagedIndexSchema lock.

     [ https://issues.apache.org/jira/browse/SOLR-9847?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Mark Miller updated SOLR-9847:
------------------------------
    Attachment: SOLR-9847.patch

I don't know this code so well, but here is one idea.

> Deadlock on ManagedIndexSchema lock.
> ------------------------------------
>
>                 Key: SOLR-9847
>                 URL: https://issues.apache.org/jira/browse/SOLR-9847
>             Project: Solr
>          Issue Type: Bug
>      Security Level: Public(Default Security Level. Issues are Public) 
>            Reporter: Mark Miller
>         Attachments: SOLR-9847.patch
>
>
> Seems we hold the lock while in ManagedIndexSchema.waitForSchemaZkVersionAgreement, so we may never see agreement because are updates may also be waiting on that lock.



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