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From "matt knecht (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (SOLR-4696) All threads become blocked resulting in hang when bulk adding
Date Tue, 09 Apr 2013 19:02:16 GMT

     [ https://issues.apache.org/jira/browse/SOLR-4696?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

matt knecht updated SOLR-4696:
------------------------------

    Attachment: solr.jstack.2
                solr.jstack.1

jstack from solr once problem manifests.  Stopped adding documents before running out of threads.
 One jstack from each solr node (4 cores, 2 shards)
                
> All threads become blocked resulting in hang when bulk adding
> -------------------------------------------------------------
>
>                 Key: SOLR-4696
>                 URL: https://issues.apache.org/jira/browse/SOLR-4696
>             Project: Solr
>          Issue Type: Bug
>          Components: SolrCloud
>    Affects Versions: 4.1, 4.2, 4.2.1
>         Environment: Ubuntu 12.04.2 LTS 3.5.0-27-generic
> Java HotSpot(TM) 64-Bit Server VM (build 23.7-b01, mixed mode)
> KVM, 4xCPU, 5GB RAM, 4GB heap.
>            Reporter: matt knecht
>              Labels: hang
>         Attachments: solr.jstack.1, solr.jstack.2
>
>
> During a bulk load after about 150,000 documents load, thread usage spikes, solr no longer
processes any documents.  Any additional documents added result in a new thread until the
pool is exhausted.

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