Do you see more dropped mutation messages in nodetool tpstats output. On Oct 6, 2015 7:51 PM, "George Sigletos" <sigle...@textkernel.nl> wrote:
> Hello, > > I have been frequently receiving those warnings: > > java.lang.IllegalArgumentException: Mutation of 35141120 bytes is too > large for the maxiumum size of 33554432 > at org.apache.cassandra.db.commitlog.CommitLog.add(CommitLog.java:221) > ~[apache-cassandra-2.1.9.jar:2.1.9] > at org.apache.cassandra.db.Keyspace.apply(Keyspace.java:383) > ~[apache-cassandra-2.1.9.jar:2.1.9] > at org.apache.cassandra.db.Keyspace.apply(Keyspace.java:363) > ~[apache-cassandra-2.1.9.jar:2.1.9] > at org.apache.cassandra.db.Mutation.apply(Mutation.java:214) > ~[apache-cassandra-2.1.9.jar:2.1.9] > at > org.apache.cassandra.db.MutationVerbHandler.doVerb(MutationVerbHandler.java:54) > ~[apache-cassandra-2.1.9.jar:2.1.9] > at > org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:64) > ~[apache-cassandra-2.1.9.jar:2.1.9] > at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) > ~[na:1.7.0_75] > at > org.apache.cassandra.concurrent.AbstractTracingAwareExecutorService$FutureTask.run(AbstractTracingAwareExecutorService.java:164) > ~[apache-cassandra-2.1.9.jar:2.1.9] > at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105) > [apache-cassandra-2.1.9.jar:2.1.9] > at java.lang.Thread.run(Unknown Source) [na:1.7.0_75] > > Sometimes I can trigger them myself by trying to add the contents of a > text document that is less than 1 MB. > > Initially I did increase the "commitlog_segment_size_in_mb" from 32 to 64. > Thinking to further increase it to 96. > > But would that be a solution to the problem? What could be possibly > causing this? > > Thank you, > George >