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From Chris Were <chris.w...@gmail.com>
Subject Re: Timeout Exception
Date Sat, 14 Nov 2009 19:09:40 GMT
I've only just got to looking at this again... which config file value are
you referring to here?

Chris.

On Mon, Nov 9, 2009 at 9:09 PM, Igor Katkov <ikatkov@gmail.com> wrote:

> I experienced this - it's might be GC or compaction process. Try to
> increase timeout value in the config file. It's not a fix, but at least
> something...
>
>
> On Mon, Nov 9, 2009 at 11:25 PM, Chris Were <chris.were@gmail.com> wrote:
>
>>
>> I'm getting a Timeout Exception every now and again (currently every
>> couple of minutes or so).
>>
>> Using revision 833288. Quorum set to ONE. My cassandra instance has been
>> running for two days and the data directory is around 16GB. I'm not sure
>> what the problem is, but let me know of any tests I can do to help reduce
>> the problem further. There are two variations on the exception, I have
>> pasted them both below.
>>
>> ERROR [pool-1-thread-63] 2009-11-09 20:17:27,579 Cassandra.java (line
>> org.apache.cassandra.service.Cassandra$Processor) Internal error processing
>> get_slice
>> java.lang.RuntimeException: java.util.concurrent.TimeoutException:
>> Operation timed out - received only 0 responses from  .
>>  at
>> org.apache.cassandra.service.CassandraServer.readColumnFamily(CassandraServer.java:103)
>> at
>> org.apache.cassandra.service.CassandraServer.getSlice(CassandraServer.java:177)
>>  at
>> org.apache.cassandra.service.CassandraServer.multigetSliceInternal(CassandraServer.java:252)
>> at
>> org.apache.cassandra.service.CassandraServer.get_slice(CassandraServer.java:215)
>>  at
>> org.apache.cassandra.service.Cassandra$Processor$get_slice.process(Cassandra.java:668)
>> at
>> org.apache.cassandra.service.Cassandra$Processor.process(Cassandra.java:624)
>>  at
>> org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:253)
>> at
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>>  at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>> at java.lang.Thread.run(Thread.java:636)
>> Caused by: java.util.concurrent.TimeoutException: Operation timed out -
>> received only 0 responses from  .
>> at
>> org.apache.cassandra.service.QuorumResponseHandler.get(QuorumResponseHandler.java:79)
>>  at
>> org.apache.cassandra.service.StorageProxy.strongRead(StorageProxy.java:408)
>> at
>> org.apache.cassandra.service.StorageProxy.readProtocol(StorageProxy.java:333)
>>  at
>> org.apache.cassandra.service.CassandraServer.readColumnFamily(CassandraServer.java:95)
>> ... 9 more
>>
>> ERROR [pool-1-thread-19] 2009-11-09 11:29:18,731 Cassandra.java (line
>> org.apache.cassandra.service.Cassandra$Processor) Internal error processing
>> get_slice
>> java.lang.RuntimeException: java.util.concurrent.TimeoutException:
>> Operation timed out - received only 1 responses from /10.121.217.5 .
>>         at
>> org.apache.cassandra.service.CassandraServer.readColumnFamily(CassandraServer.java:103)
>>         at
>> org.apache.cassandra.service.CassandraServer.getSlice(CassandraServer.java:177)
>>         at
>> org.apache.cassandra.service.CassandraServer.multigetSliceInternal(CassandraServer.java:252)
>>         at
>> org.apache.cassandra.service.CassandraServer.get_slice(CassandraServer.java:215)
>>         at
>> org.apache.cassandra.service.Cassandra$Processor$get_slice.process(Cassandra.java:668)
>>         at
>> org.apache.cassandra.service.Cassandra$Processor.process(Cassandra.java:624)
>>         at
>> org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:253)
>>         at
>> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
>>         at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
>>         at java.lang.Thread.run(Thread.java:636)
>> Caused by: java.util.concurrent.TimeoutException: Operation timed out -
>> received only 1 responses from /10.121.217.5 .
>>         at
>> org.apache.cassandra.service.QuorumResponseHandler.get(QuorumResponseHandler.java:79)
>>         at
>> org.apache.cassandra.service.StorageProxy.strongRead(StorageProxy.java:408)
>>         at
>> org.apache.cassandra.service.StorageProxy.readProtocol(StorageProxy.java:333)
>>         at
>> org.apache.cassandra.service.CassandraServer.readColumnFamily(CassandraServer.java:95)
>>         ... 9 more
>>
>> Cheers,
>> Chris
>>
>
>

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