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Posted to commits@cassandra.apache.org by "Radim Kolar (Created) (JIRA)" <ji...@apache.org> on 2011/10/05 15:58:33 UTC

[jira] [Created] (CASSANDRA-3317) SStable corruption possible caused by Leveldb compaction

SStable corruption possible caused by Leveldb compaction
--------------------------------------------------------

                 Key: CASSANDRA-3317
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3317
             Project: Cassandra
          Issue Type: Bug
          Components: Core
    Affects Versions: 1.0.0
            Reporter: Radim Kolar


During stress testing of leveldb compaction i found that sometimes it create corrupted ssfile and
cassandra starts with error. I am not sure what caused that error, but i cant reproduce it if i switch to standard
compaction strategy.

ERROR [SSTableBatchOpen:1] 2011-10-05 15:31:31,781 AbstractCassandraDaemon.java
(line 133) Fatal exception in thread Thread[SSTableBatchOpen:1,5,main]
java.lang.AssertionError
        at org.apache.cassandra.io.sstable.SSTableReader.open(SSTableReader.java
:129)
        at org.apache.cassandra.io.sstable.SSTableReader$1.run(SSTableReader.jav
a:196)
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:44
1)
        at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
        at java.util.concurrent.FutureTask.run(FutureTask.java:138)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExec
utor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor
.java:908)
        at java.lang.Thread.run(Thread.java:662)

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[jira] [Commented] (CASSANDRA-3317) SStable corruption possible caused by Leveldb compaction

Posted by "Radim Kolar (Commented) (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/CASSANDRA-3317?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13128084#comment-13128084 ] 

Radim Kolar commented on CASSANDRA-3317:
----------------------------------------

this one is difficult to reproduce, probably timing dependant or 
something. i am using my own tool, it is doing batch writes and then 
mixed read/write workload.


                
> SStable corruption possible caused by Leveldb compaction
> --------------------------------------------------------
>
>                 Key: CASSANDRA-3317
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3317
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 1.0.0
>            Reporter: Radim Kolar
>
> During stress testing of leveldb compaction i found that sometimes it create corrupted ssfile and
> cassandra starts with error. I am not sure what caused that error, but i cant reproduce it if i switch to standard
> compaction strategy.
> ERROR [SSTableBatchOpen:1] 2011-10-05 15:31:31,781 AbstractCassandraDaemon.java
> (line 133) Fatal exception in thread Thread[SSTableBatchOpen:1,5,main]
> java.lang.AssertionError
>         at org.apache.cassandra.io.sstable.SSTableReader.open(SSTableReader.java
> :129)
>         at org.apache.cassandra.io.sstable.SSTableReader$1.run(SSTableReader.jav
> a:196)
>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:44
> 1)
>         at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>         at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExec
> utor.java:886)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor
> .java:908)
>         at java.lang.Thread.run(Thread.java:662)

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[jira] [Commented] (CASSANDRA-3317) SStable corruption possible caused by Leveldb compaction

Posted by "Jonathan Ellis (Commented) (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/CASSANDRA-3317?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13128050#comment-13128050 ] 

Jonathan Ellis commented on CASSANDRA-3317:
-------------------------------------------

I can't reproduce.  Are you using the Cassandra stress tool or something else?
                
> SStable corruption possible caused by Leveldb compaction
> --------------------------------------------------------
>
>                 Key: CASSANDRA-3317
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3317
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 1.0.0
>            Reporter: Radim Kolar
>
> During stress testing of leveldb compaction i found that sometimes it create corrupted ssfile and
> cassandra starts with error. I am not sure what caused that error, but i cant reproduce it if i switch to standard
> compaction strategy.
> ERROR [SSTableBatchOpen:1] 2011-10-05 15:31:31,781 AbstractCassandraDaemon.java
> (line 133) Fatal exception in thread Thread[SSTableBatchOpen:1,5,main]
> java.lang.AssertionError
>         at org.apache.cassandra.io.sstable.SSTableReader.open(SSTableReader.java
> :129)
>         at org.apache.cassandra.io.sstable.SSTableReader$1.run(SSTableReader.jav
> a:196)
>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:44
> 1)
>         at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>         at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExec
> utor.java:886)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor
> .java:908)
>         at java.lang.Thread.run(Thread.java:662)

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[jira] [Resolved] (CASSANDRA-3317) SStable corruption possible caused by Leveldb compaction

Posted by "Jonathan Ellis (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/CASSANDRA-3317?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Jonathan Ellis resolved CASSANDRA-3317.
---------------------------------------

    Resolution: Cannot Reproduce
    
> SStable corruption possible caused by Leveldb compaction
> --------------------------------------------------------
>
>                 Key: CASSANDRA-3317
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3317
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>    Affects Versions: 1.0.0
>            Reporter: Radim Kolar
>
> During stress testing of leveldb compaction i found that sometimes it create corrupted ssfile and
> cassandra starts with error. I am not sure what caused that error, but i cant reproduce it if i switch to standard
> compaction strategy.
> ERROR [SSTableBatchOpen:1] 2011-10-05 15:31:31,781 AbstractCassandraDaemon.java
> (line 133) Fatal exception in thread Thread[SSTableBatchOpen:1,5,main]
> java.lang.AssertionError
>         at org.apache.cassandra.io.sstable.SSTableReader.open(SSTableReader.java
> :129)
>         at org.apache.cassandra.io.sstable.SSTableReader$1.run(SSTableReader.jav
> a:196)
>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:44
> 1)
>         at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>         at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExec
> utor.java:886)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor
> .java:908)
>         at java.lang.Thread.run(Thread.java:662)

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