Re: Config changes to leverage new hardware

2013-11-25 Thread Aaron Morton
: Aaron Morton [mailto:aa...@thelastpickle.com] Sent: Wednesday, November 06, 2013 8:34 PM To: Cassandra User Subject: Re: Config changes to leverage new hardware Running Cassandra 1.1.5 currently, but evaluating to upgrade to 1.2.11 soon. You will make more use of the extra memory moving

RE: Config changes to leverage new hardware

2013-11-25 Thread Arindam Barua
cache, and it increased by exactly the same size of the file written (no reads were done in this case) -Original Message- From: Aaron Morton [mailto:aa...@thelastpickle.com] Sent: Monday, November 25, 2013 11:55 AM To: Cassandra User Subject: Re: Config changes to leverage new hardware

RE: Config changes to leverage new hardware

2013-11-20 Thread Arindam Barua
process uses the 8 GB allocated to it, and at least 10-15 GB on all the hosts is not used at all. Thanks, Arindam From: Aaron Morton [mailto:aa...@thelastpickle.com] Sent: Wednesday, November 06, 2013 8:34 PM To: Cassandra User Subject: Re: Config changes to leverage new hardware Running

Config changes to leverage new hardware

2013-11-06 Thread Arindam Barua
We want to upgrade our Cassandra cluster to have newer hardware, and were wondering if anyone has suggestions on Cassandra or linux config changes that will prove to be beneficial. As of now, our performance tests (our application specific as well as cassandra-stress) are not showing any

Re: Config changes to leverage new hardware

2013-11-06 Thread Aaron Morton
Running Cassandra 1.1.5 currently, but evaluating to upgrade to 1.2.11 soon. You will make more use of the extra memory moving to 1.2 as it moves bloom filters and compression data off heap. Also grab the TLAB setting from cassandra-env.sh in v1.2 As of now, our performance tests (our