In this case should one set ulimit -l to the amount of heap size? Thanks, -Arya Goudarzi
----- Original Message ----- From: "Peter Schuller" <peter.schul...@infidyne.com> To: user@cassandra.apache.org Sent: Saturday, October 9, 2010 1:18:28 AM Subject: Re: using jna.jar "Unknown mlockall error 0" > IIRC, mlockall doesn't work as a non root user on Linux. Memory locking is permitted for non-root on modern Linux, but is subject to resource limitations (ulimit -l). I believe this also applies to mlockall() (and not just mlock()), provided that you lock MCL_CURRENT rather than MCL_FUTURE (Cassandra does the former). -- / Peter Schuller
