Re: Survey: Cassandra/JVM Resident Set Size increase

2011-07-29 Thread Zhu Han
Chris, I've deployed the patch to the cluster for two days. Everything is quite good since then. Thank you! best regards, 韩竹(Zhu Han) On Sat, Jul 30, 2011 at 3:52 AM, Chris Burroughs wrote: > Thanks to everyone who responded (I think I learned a few new tricks > from seeing what you tried an

Re: Survey: Cassandra/JVM Resident Set Size increase

2011-07-29 Thread Chris Burroughs
Thanks to everyone who responded (I think I learned a few new tricks from seeing what you tried and how your monitor). I didn't see any patterns in JVM, OS, cassandra versions etc. At this time I'm confident in saying CASSANDRA-2868 (and thus really http://bugs.sun.com/bugdatabase/view_bug.do?bug

Re: Survey: Cassandra/JVM Resident Set Size increase

2011-07-14 Thread William Oberman
I finally upgraded to 0.7.4 -> 0.8.0 (using riptano packages) 2 days ago. Before, my resident memory (for the java process) would slowly grow without bound and the OS would kill the process. But, over the last 2 days, I _think_ it's been stable. I'll let you know in a week :-) My other stats: AW

Re: Survey: Cassandra/JVM Resident Set Size increase

2011-07-13 Thread Zhu Han
rom: "Sasha Dolgy" > To: user@cassandra.apache.org > Sent: Tuesday, July 12, 2011 10:23:02 PM > Subject: Re: Survey: Cassandra/JVM Resident Set Size increase > > I'll post more tomorrow ... However, we set up one node in a single node > cluster and have left it with no dat

Re: Survey: Cassandra/JVM Resident Set Size increase

2011-07-13 Thread Konstantin Naryshkin
Re: Survey: Cassandra/JVM Resident Set Size increase I'll post more tomorrow ... However, we set up one node in a single node cluster and have left it with no datareviewing memory consumption graphs...it increased daily until it gobbled (highly technical term) all memory...the system is n

Re: Survey: Cassandra/JVM Resident Set Size increase

2011-07-12 Thread Sasha Dolgy
I'll post more tomorrow ... However, we set up one node in a single node cluster and have left it with no datareviewing memory consumption graphs...it increased daily until it gobbled (highly technical term) all memory...the system is now running just below 100% memory usagewhich i find pec

Survey: Cassandra/JVM Resident Set Size increase

2011-07-12 Thread Chris Burroughs
### Preamble There have been several reports on the mailing list of the JVM running Cassandra using "too much" memory. That is, the resident set size is >>(max java heap size + mmaped segments) and continues to grow until the process swaps, kernel oom killer comes along, or performance just degra