Re: Out of Memory Issues - SERIOUS

2010-10-07 Thread Jonathan Ellis
if you don't want to lose data, don't wipe your commit logs. that part seems pretty obvious to me. :) cassandra aggressively logs its state when it is running out of memory so you can troubleshoot. look for the GCInspector lines in the log. but in this case it sounds pretty simple; you will be

Out of Memory Issues - SERIOUS

2010-10-07 Thread Dan Hendry
There seems to have been a fair amount of discussion on memory related issues so I apologize if this exact situation has come up before. I am currently in the process of load testing an metrics platform I have written which uses Cassandra and I have run into some very troubling issues. The app