Rocco Varela created CASSANDRA-9213:
---------------------------------------

             Summary: Compaction errors observed during heavy write load: BAD 
RELEASE
                 Key: CASSANDRA-9213
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-9213
             Project: Cassandra
          Issue Type: Bug
         Environment: Cassandra 2.1.4.374
Ubuntu 14.04.2
java version "1.7.0_45"
10-node cluster, RF = 3
            Reporter: Rocco Varela
            Assignee: Benedict
             Fix For: 2.1.4
         Attachments: COMPACTION-ERR.log

During heavy write load testing we're seeing occasional compaction errors with  
the following error message:

{code}
ERROR [CompactionExecutor:40] 2015-04-16 17:01:16,936  Ref.java:170 - BAD 
RELEASE: attempted to release a reference 
(org.apache.cassandra.utils.concurrent.Ref$State@        31d969bd) that has 
already been released
...
ERROR [CompactionExecutor:40] 2015-04-16 17:01:22,190  CassandraDaemon.java:223 
- Exception in thread Thread[CompactionExecutor:40,1,main]
java.lang.AssertionError: null
 at 
org.apache.cassandra.io.sstable.SSTableReader.markObsolete(SSTableReader.java:1699)
 ~[cassandra-all-2.1.4.374.jar:2.1.4.374]
 at org.apache.cassandra.db.DataTracker.unmarkCompacting(DataTracker.java:240) 
~[cassandra-all-2.1.4.374.jar:2.1.4.374]
 at 
org.apache.cassandra.io.sstable.SSTableRewriter.replaceWithFinishedReaders(SSTableRewriter.java:495)
 ~[cassandra-all-2.1.4.374.jar:2.1.4.374]
 at
...
{code}

I have turned on debugrefcount in bin/cassandra:launch_service() and I will 
repost another stack trace when it happens again.

{code}
cassandra_parms="$cassandra_parms -Dcassandra.debugrefcount=true"
{code}



--
This message was sent by Atlassian JIRA
(v6.3.4#6332)

Reply via email to