Is there anything else running on the boxes? Can you show us the output of ps aux for the Cassandra process so we can see the -xmx, etc? JDK 7 may help, even if you cannot upgrade Cassandra yet (which I would really recommend since it moves items off-heap).
On Sat, Mar 22, 2014 at 4:01 PM, prem yadav <ipremya...@gmail.com> wrote: > Upgrading is not possible right now. Any other suggestions guys? > I have already tried reducing the number of rpc threads. Also tried > reducing the linux kernel overcommit. > > > On Sat, Mar 22, 2014 at 5:44 PM, Laing, Michael <michael.la...@nytimes.com > > wrote: > >> I ran into the same problem some time ago. >> >> Upgrading to Cassandra 2, jdk 1.7, and default parameters fixed it. >> >> I think the jdk change was the key for my similarly small memory cluster. >> >> ml >> >> >> >> On Sat, Mar 22, 2014 at 1:36 PM, prem yadav <ipremya...@gmail.com> wrote: >> >>> Michael, no memory constraints. System memory is 4 GB and Cassandra run >>> on default. >>> >>> >>> On Sat, Mar 22, 2014 at 5:32 PM, prem yadav <ipremya...@gmail.com>wrote: >>> >>>> Its Oracle jdk 1.6. >>>> Robert, any fix that you know of which went into 1.2.15 for this >>>> particular issue? >>>> >>>> >>>> On Sat, Mar 22, 2014 at 4:50 PM, Robert Coli <rc...@eventbrite.com>wrote: >>>> >>>>> On Sat, Mar 22, 2014 at 7:48 AM, prem yadav <ipremya...@gmail.com>wrote: >>>>> >>>>>> But, the cassandra process keeps getting killed due to OOM. Cassandra >>>>>> version in use is 1.1.9. >>>>>> >>>>> >>>>> Try using 1.2.15, instead? >>>>> >>>>> =Rob >>>>> >>>>> >>>> >>>> >>> >> > -- Brian Flad http://about.me/bflad
