One of the column family has SStable count as under : SSTable count: 98506 Can it be because of 2.1.3 version of cassandra.. I found this : https://issues.apache.org/jira/browse/CASSANDRA-8964
regards Neha On Wed, Jul 1, 2015 at 5:40 PM, Jason Wee <peich...@gmail.com> wrote: > nodetool cfstats? > > On Wed, Jul 1, 2015 at 8:08 PM, Neha Trivedi <nehajtriv...@gmail.com> > wrote: > >> Hey.. >> nodetool compactionstats >> pending tasks: 0 >> >> no pending tasks. >> >> Dont have opscenter. how do I monitor sstables? >> >> >> On Wed, Jul 1, 2015 at 4:28 PM, Alain RODRIGUEZ <arodr...@gmail.com> >> wrote: >> >>> You also might want to check if you have compactions pending (Opscenter >>> / nodetool compactionstats). >>> >>> Also you can monitor the number of sstables. >>> >>> C*heers >>> >>> Alain >>> >>> 2015-07-01 11:53 GMT+02:00 Neha Trivedi <nehajtriv...@gmail.com>: >>> >>>> Thanks I will checkout. >>>> I increased the ulimit to 100000, but I am getting the same error, but >>>> after a while. >>>> regards >>>> Neha >>>> >>>> >>>> On Wed, Jul 1, 2015 at 2:22 PM, Alain RODRIGUEZ <arodr...@gmail.com> >>>> wrote: >>>> >>>>> Just check the process owner to be sure (top, htop, ps, ...) >>>>> >>>>> >>>>> http://docs.datastax.com/en/cassandra/2.0/cassandra/install/installRecommendSettings.html#reference_ds_sxl_gf3_2k__user-resource-limits >>>>> >>>>> C*heers, >>>>> >>>>> Alain >>>>> >>>>> 2015-07-01 7:33 GMT+02:00 Neha Trivedi <nehajtriv...@gmail.com>: >>>>> >>>>>> Arun, >>>>>> I am logging on to Server as root and running (sudo service cassandra >>>>>> start) >>>>>> >>>>>> regards >>>>>> Neha >>>>>> >>>>>> On Wed, Jul 1, 2015 at 11:00 AM, Neha Trivedi <nehajtriv...@gmail.com >>>>>> > wrote: >>>>>> >>>>>>> Thanks Arun ! I will try and get back ! >>>>>>> >>>>>>> On Wed, Jul 1, 2015 at 10:32 AM, Arun <arunsi...@gmail.com> wrote: >>>>>>> >>>>>>>> Looks like you have too many open files issue. Increase the ulimit >>>>>>>> for the user. >>>>>>>> >>>>>>>> If you are starting the cassandra daemon using user cassandra, >>>>>>>> increase the ulimit for that user. >>>>>>>> >>>>>>>> >>>>>>>> > On Jun 30, 2015, at 21:16, Neha Trivedi <nehajtriv...@gmail.com> >>>>>>>> wrote: >>>>>>>> > >>>>>>>> > Hello, >>>>>>>> > I have a 4 node cluster with SimpleSnitch. >>>>>>>> > Cassandra : Cassandra 2.1.3 >>>>>>>> > >>>>>>>> > I am trying to add a new node (cassandra 2.1.7) and I get the >>>>>>>> following error. >>>>>>>> > >>>>>>>> > ERROR [STREAM-IN-] 2015-06-30 05:13:48,516 >>>>>>>> JVMStabilityInspector.java:94 - JVM state determined to be unstable. >>>>>>>> Exiting forcefully due to: >>>>>>>> > java.io.FileNotFoundException: /var/lib/cassandra/data/-Index.db >>>>>>>> (Too many open files) >>>>>>>> > >>>>>>>> > I increased the MAX_HEAP_SIZE then I get : >>>>>>>> > ERROR [CompactionExecutor:9] 2015-06-30 23:31:44,792 >>>>>>>> CassandraDaemon.java:223 - Exception in thread >>>>>>>> Thread[CompactionExecutor:9,1,main] >>>>>>>> > java.lang.RuntimeException: java.io.FileNotFoundException: >>>>>>>> /var/lib/cassandra/data/-Data.db (Too many open files) >>>>>>>> > at >>>>>>>> org.apache.cassandra.io.compress.CompressedThrottledReader.open(CompressedThrottledReader.java:52) >>>>>>>> ~[apache-cassandra-2.1.7.jar:2.1.7] >>>>>>>> > >>>>>>>> > Is it because of the different version of Cassandra (2.1.3 and >>>>>>>> 2.17) ? >>>>>>>> > >>>>>>>> > regards >>>>>>>> > N >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>> > >>>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>> >>>> >>> >> >
