Thanks Doan, will try to enable slow query for app side and will let you know if it helps or not.
Thanks James. On Wed, Oct 19, 2016 at 2:59 AM, DuyHai Doan <doanduy...@gmail.com> wrote: > "which appilcation is trying to write large writes and to which keyspace > and table it is trying to write ??" > > --> I don't think there is something such as audit trail for each CQL > query. > > You may want to enable slow query logger on the client side (driver side) > and bet on the fact that the queries with a huge payload are "slower" than > normal queries ... > > On Tue, Oct 18, 2016 at 6:20 PM, James Joseph <jamesjjjosep...@gmail.com> > wrote: > >> >> I have seen the following warn in system.log, as a temporary turn around >> i increased commitlog_size in cassandra.yaml to 64, but how can i trace it >> down ??? which appilcation is trying to write large writes and to which >> keyspace and table it is trying to write ?? >> >> >> WARN [SharedPool-Worker-3] 2016-10-05 03:46:22,363 >> AbstractTracingAwareExecutorService.java:169 - Uncaught exception on >> thread Thread[SharedPool-Worker-3,5,main]: {} >> java.lang.IllegalArgumentException: Mutation of 19711728 bytes is too >> large for the maxiumum size of 16777216 >> at org.apache.cassandra.db.commitlog.CommitLog.add(CommitLog.java:221) >> ~[cassandra-all-2.1.8.689.jar:2.1.8.689] >> at org.apache.cassandra.db.Keyspace.apply(Keyspace.java:383) >> ~[cassandra-all-2.1.8.689.jar:2.1.8.689] >> at org.apache.cassandra.db.Keyspace.apply(Keyspace.java:363) >> ~[cassandra-all-2.1.8.689.jar:2.1.8.689] >> at org.apache.cassandra.db.Mutation.apply(Mutation.java:214) >> ~[cassandra-all-2.1.8.689.jar:2.1.8.689] >> at >> org.apache.cassandra.db.MutationVerbHandler.doVerb(MutationVerbHandler.java:54) >> ~[cassandra-all-2.1.8.689.jar:2.1.8.689] >> at >> org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:64) >> ~[cassandra-all-2.1.8.689.jar:2.1.8.689] >> at java.util.concurrent.Executors$RunnableAdapter.call(Unknown >> Source) ~[na:1.8.0_92] >> at org.apache.cassandra.concurrent.AbstractTracingAwareExecutor >> Service$FutureTask.run(AbstractTracingAwareExecutorService.java:164) >> ~[cassandra-all-2.1.8.689.jar:2.1.8.689] >> at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105) >> [cassandra-all-2.1.8.689.jar:2.1.8.689] >> at java.lang.Thread.run(Unknown Source) [na:1.8.0_92] >> >> >> Thanks >> James. >> >> >