[
https://issues.apache.org/jira/browse/SOLR-12229?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Varun Thacker updated SOLR-12229:
---------------------------------
Component/s: CDCR
> Harden exception handling in CdcrUpdateLogSynchronizer
> ------------------------------------------------------
>
> Key: SOLR-12229
> URL: https://issues.apache.org/jira/browse/SOLR-12229
> Project: Solr
> Issue Type: Bug
> Security Level: Public(Default Security Level. Issues are Public)
> Components: CDCR
> Reporter: Varun Thacker
> Assignee: Varun Thacker
> Priority: Major
> Attachments: jenkins-build561.log
>
>
> In CdcrUpdateLogSynchronizer when we ask for the last processed version, if
> the call fails and we don't catch the exception the synchronizer can quit.
>
> Here's an example from a Jenkins failure
> {code:java}
> [junit4] 2> 2810643 WARN (cdcr-update-log-synchronizer-9646-thread-1) [ ]
> o.a.s.h.CdcrUpdateLogSynchronizer Caught unexpected exception
> [junit4] 2>
> org.apache.solr.client.solrj.impl.HttpSolrClient$RemoteSolrException: Error
> from server at http://127.0.0.1:45384/solr/cdcr-source_shard1_replica_n1:
> SolrCore is loading
> [junit4] 2> at
> org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:643)
> ~[java/:?]
> [junit4] 2> at
> org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:255)
> ~[java/:?]
> [junit4] 2> at
> org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:244)
> ~[java/:?]
> [junit4] 2> at
> org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1219)
> ~[java/:?]
> [junit4] 2> at
> org.apache.solr.handler.CdcrUpdateLogSynchronizer$UpdateLogSynchronisation.run(CdcrUpdateLogSynchronizer.java:147)
> [java/:?]
> [junit4] 2> at
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
> [?:1.8.0_162]
> [junit4] 2> at
> java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:1.8.0_162]
> [junit4] 2> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
> [?:1.8.0_162]
> [junit4] 2> at
> java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
> [?:1.8.0_162]
> [junit4] 2> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> [?:1.8.0_162]
> [junit4] 2> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> [?:1.8.0_162]
> [junit4] 2> at java.lang.Thread.run(Thread.java:748) [?:1.8.0_162]{code}
> We should audit the code usage and then harden the failure scenarios and deal
> with it more gracefully
--
This message was sent by Atlassian JIRA
(v7.6.3#76005)
---------------------------------------------------------------------
To unsubscribe, e-mail: [email protected]
For additional commands, e-mail: [email protected]
