what does it report when you do allow mmap'd i/o to be used? (which you should always do anyway if you care about performance.)
On Thu, Oct 14, 2010 at 12:59 PM, B. Todd Burruss <bburr...@real.com> wrote: > 0.7.0-beta2 > > top is reporting my cassandra process as using 11g. i have set > "disk_access_mode: standard" and Xmx8G (verified via JMX) > > i have only noticed using more RAM than Xmx when using mmap i/o. this leads > me to believe that disk_access_mode was not set properly, even though it is > in the config. is there a way to verify this via JMX? (or some other way) > > or any other ideas? > -- Jonathan Ellis Project Chair, Apache Cassandra co-founder of Riptano, the source for professional Cassandra support http://riptano.com
