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From "Vladimir Kuzmin (JIRA)" <j...@apache.org>
Subject [jira] [Comment Edited] (CASSANDRA-9998) LEAK DETECTED with snapshot/sequential repairs
Date Thu, 02 Mar 2017 19:31:45 GMT

    [ https://issues.apache.org/jira/browse/CASSANDRA-9998?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15892845#comment-15892845
] 

Vladimir Kuzmin edited comment on CASSANDRA-9998 at 3/2/17 7:31 PM:
--------------------------------------------------------------------

I still observe it at Cassandra 2.2.5:

ERROR [ValidationExecutor:29] 2017-02-13 00:10:38,903 CompactionManager.java:1086 - Cannot
start multiple repair sessions over the same sstables
ERROR [ValidationExecutor:29] 2017-02-13 00:10:38,903 Validator.java:246 - Failed creating
a merkle tree for [repair #aea6e561-f180-11e6-9f5c-8fee5bd1c5f8 on logdb/tomcat_sessions,
(5876725599440613959,5877112887947005799]], /10.145.144.71 (see log for details)
ERROR [ValidationExecutor:29] 2017-02-13 00:10:38,904 CassandraDaemon.java:185 - Exception
in thread Thread[ValidationExecutor:29,1,main]
ERROR [Reference-Reaper:1] 2017-02-13 00:10:49,560 Ref.java:187 - LEAK DETECTED: a reference
(org.apache.cassandra.utils.concurrent.Ref$State@1387fbb6) to class org.apache.cassandra.io.sstable.format.SSTableReader$InstanceTidier@1451583394:/storage/core/loginsight/cidata/cassandra/data/logdb/tomcat_sessions-2ef89820cc0711e6bc7253e2bf7d3086/la-357-big
was not released before the reference was garbage collected
ERROR [Reference-Reaper:1] 2017-02-13 00:10:49,561 Ref.java:187 - LEAK DETECTED: a reference
(org.apache.cassandra.utils.concurrent.Ref$State@33992414) to class org.apache.cassandra.io.sstable.format.SSTableReader$InstanceTidier@1729712987:/storage/core/loginsight/cidata/cassandra/data/logdb/tomcat_sessions-2ef89820cc0711e6bc7253e2bf7d3086/la-356-big
was not released before the reference was garbage collected

Is it a new or patch wasn't applied to 2.2.5 version?


was (Author: kuzminva):
I still observer it at Cassandra 2.2.5:

ERROR [ValidationExecutor:29] 2017-02-13 00:10:38,903 CompactionManager.java:1086 - Cannot
start multiple repair sessions over the same sstables
ERROR [ValidationExecutor:29] 2017-02-13 00:10:38,903 Validator.java:246 - Failed creating
a merkle tree for [repair #aea6e561-f180-11e6-9f5c-8fee5bd1c5f8 on logdb/tomcat_sessions,
(5876725599440613959,5877112887947005799]], /10.145.144.71 (see log for details)
ERROR [ValidationExecutor:29] 2017-02-13 00:10:38,904 CassandraDaemon.java:185 - Exception
in thread Thread[ValidationExecutor:29,1,main]
ERROR [Reference-Reaper:1] 2017-02-13 00:10:49,560 Ref.java:187 - LEAK DETECTED: a reference
(org.apache.cassandra.utils.concurrent.Ref$State@1387fbb6) to class org.apache.cassandra.io.sstable.format.SSTableReader$InstanceTidier@1451583394:/storage/core/loginsight/cidata/cassandra/data/logdb/tomcat_sessions-2ef89820cc0711e6bc7253e2bf7d3086/la-357-big
was not released before the reference was garbage collected
ERROR [Reference-Reaper:1] 2017-02-13 00:10:49,561 Ref.java:187 - LEAK DETECTED: a reference
(org.apache.cassandra.utils.concurrent.Ref$State@33992414) to class org.apache.cassandra.io.sstable.format.SSTableReader$InstanceTidier@1729712987:/storage/core/loginsight/cidata/cassandra/data/logdb/tomcat_sessions-2ef89820cc0711e6bc7253e2bf7d3086/la-356-big
was not released before the reference was garbage collected

Is it a new or patch wasn't applied to 2.2.5 version?

> LEAK DETECTED with snapshot/sequential repairs
> ----------------------------------------------
>
>                 Key: CASSANDRA-9998
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-9998
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Streaming and Messaging
>            Reporter: Marcus Eriksson
>            Assignee: Marcus Eriksson
>             Fix For: 2.1.9, 2.2.1, 3.0 beta 1
>
>
> http://cassci.datastax.com/job/cassandra-2.1_dtest/lastCompletedBuild/testReport/repair_test/TestRepair/simple_sequential_repair_test/
> does not happen if I add -par to the test



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