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https://issues.apache.org/jira/browse/CASSANDRA-5658?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13687618#comment-13687618
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Ryan McGuire edited comment on CASSANDRA-5658 at 6/19/13 5:14 AM:
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I think that's it, I added a 10 second pause and haven't encountered it in 10 
tries. That's also probably why you never see it when you're interactively 
typing in cqlsh, no one types that fast.
                
      was (Author: enigmacurry):
    I think that's it, I added a 10 second pause and haven't encountered it in 
10 tries. That's also probably why you never see it when your interactively 
typing in cqlsh, no one types that fast.
                  
> TracingStage frequently times out
> ---------------------------------
>
>                 Key: CASSANDRA-5658
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-5658
>             Project: Cassandra
>          Issue Type: Bug
>    Affects Versions: 1.2.4, 1.2.6, 2.0
>            Reporter: Ryan McGuire
>         Attachments: 5658-logs.tar.gz, trace_bug.cql, trace_bug_cqlsh.py, 
> trace_bug.py
>
>
> I am seeing frequent timeout errors when doing programmatic traces via 
> trace_next_query()
> {code}
> ERROR [TracingStage:1] 2013-06-18 19:10:20,669 CassandraDaemon.java (line 
> 196) Exception in thread Thread[TracingStage:1,5,main]
> java.lang.RuntimeException: 
> org.apache.cassandra.exceptions.WriteTimeoutException: Operation timed out - 
> received only 0 responses.
>         at com.google.common.base.Throwables.propagate(Throwables.java:160)
>         at 
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:32)
>         at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
>         at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
>         at java.lang.Thread.run(Thread.java:722)
> Caused by: org.apache.cassandra.exceptions.WriteTimeoutException: Operation 
> timed out - received only 0 responses.
>         at 
> org.apache.cassandra.service.AbstractWriteResponseHandler.get(AbstractWriteResponseHandler.java:81)
>         at 
> org.apache.cassandra.service.StorageProxy.mutate(StorageProxy.java:454)
>         at 
> org.apache.cassandra.tracing.TraceState$1.runMayThrow(TraceState.java:100)
>         at 
> org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
>         ... 3 more
> {code}
> Attached is the sample code which produced this error and the logs. The error 
> occurs directly after the INSERT statement.

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