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Posted to commits@cassandra.apache.org by "Brandon Williams (JIRA)" <ji...@apache.org> on 2011/09/08 05:25:08 UTC
[jira] [Issue Comment Edited] (CASSANDRA-3156) assertion error in RowRepairResolver

    [ https://issues.apache.org/jira/browse/CASSANDRA-3156?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13099732#comment-13099732 ] 

Brandon Williams edited comment on CASSANDRA-3156 at 9/8/11 3:23 AM:
---------------------------------------------------------------------

Also some spurious digest mismatches mixed in, even though I have no reason to suspect there is actually a mismatch in my dev env (3 nodes, rf=2):


DEBUG 03:15:59,823 Digest mismatch:
org.apache.cassandra.service.DigestMismatchException: Mismatch for key DecoratedKey(20580074455139572311737153648595094740, 30363933) (fb3f10b793298382b554737490bc78b5 vs db8d74ec919be7c1a1dda15c85754eb0)
        at org.apache.cassandra.service.RowDigestResolver.resolve(RowDigestResolver.java:105)
        at org.apache.cassandra.service.RowDigestResolver.resolve(RowDigestResolver.java:30)
        at org.apache.cassandra.service.ReadCallback$AsyncRepairRunner.runMayThrow(ReadCallback.java:229)
        at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
        at java.lang.Thread.run(Thread.java:662)

But this seems to happen when the coordinator _does_ have a copy of the data.


      was (Author: brandon.williams):
    Also some spurious digest mismatches mixed in, even though I have no reason to suspect there is actually a mismatch in my dev env (3 nodes, rf=2):


DEBUG 03:15:59,823 Digest mismatch:
org.apache.cassandra.service.DigestMismatchException: Mismatch for key DecoratedKey(20580074455139572311737153648595094740, 30363933) (fb3f10b793298382b554737490bc78b5 vs db8d74ec919be7c1a1dda15c85754eb0)
        at org.apache.cassandra.service.RowDigestResolver.resolve(RowDigestResolver.java:105)
        at org.apache.cassandra.service.RowDigestResolver.resolve(RowDigestResolver.java:30)
        at org.apache.cassandra.service.ReadCallback$AsyncRepairRunner.runMayThrow(ReadCallback.java:229)
        at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
        at java.lang.Thread.run(Thread.java:662)

  
> assertion error in RowRepairResolver
> ------------------------------------
>
>                 Key: CASSANDRA-3156
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-3156
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Core
>            Reporter: Brandon Williams
>            Priority: Blocker
>             Fix For: 1.0
>
>
> Only seems to happen on a coordinator who does not have a copy of the data:
> DEBUG 03:15:59,866 Processing response on a callback from 3840@/10.179.64.227
> DEBUG 03:15:59,866 Preprocessed data response
> DEBUG 03:15:59,866 Processing response on a callback from 3841@/10.179.111.137
> DEBUG 03:15:59,866 Preprocessed digest response
> DEBUG 03:15:59,865 Processing response on a callback from 3837@/10.179.111.137
> DEBUG 03:15:59,865 Preprocessed data response
> DEBUG 03:15:59,865 Preprocessed data response
> DEBUG 03:15:59,867 Preprocessed digest response
> DEBUG 03:15:59,867 resolving 2 responses
> ERROR 03:15:59,866 Fatal exception in thread Thread[ReadRepairStage:526,5,main]
> java.lang.AssertionError
>         at org.apache.cassandra.service.RowRepairResolver.resolve(RowRepairResolver.java:77)
>         at org.apache.cassandra.service.AsyncRepairCallback$1.runMayThrow(AsyncRepairCallback.java:54)
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>         at java.lang.Thread.run(Thread.java:662)
> ERROR 03:15:59,866 Fatal exception in thread Thread[ReadRepairStage:525,5,main]
> java.lang.AssertionError
>         at org.apache.cassandra.service.RowRepairResolver.resolve(RowRepairResolver.java:77)
>         at org.apache.cassandra.service.AsyncRepairCallback$1.runMayThrow(AsyncRepairCallback.java:54)
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>         at java.lang.Thread.run(Thread.java:662)
> ERROR 03:15:59,867 Fatal exception in thread Thread[ReadRepairStage:528,5,main]
> java.lang.AssertionError
>         at org.apache.cassandra.service.RowRepairResolver.resolve(RowRepairResolver.java:77)
>         at org.apache.cassandra.service.AsyncRepairCallback$1.runMayThrow(AsyncRepairCallback.java:54)
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:30)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
>         at java.lang.Thread.run(Thread.java:662)
> DEBUG 03:15:59,867 resolving 2 responses
> DEBUG 03:15:59,867 resolving 2 responses
> DEBUG 03:15:59,867 resolving 2 responses

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