help increase process/kernel memory please
tom at tomjudge.com
Tue Oct 31 16:56:53 UTC 2006
Per olof Ljungmark wrote:
> I clearly have a problem figuring out how to increase the limits for
> memory available to a process and the kernel.
> I'm running a Perl app that need lots of memory and I would like to
> make around 2G available to it, the box has 4G physical RAM.
> Which knob(s) should be tweaked? System is running 6-STABLE from
> around 1st of October.
> This is what I see when the process exits:
> Out of memory during "large" request for 528384 bytes, total sbrk() is
> 536416256 bytes
> I'm depending on a solution to this and would be a really happy person
> if someone could please guide me.
> Per olof
You should try setting kern.maxdsize in /boot/loader.conf and then
reboot the system. This sysctl sets the maximum data size of a running
process you may also have to tune some of the limits using ulimit. The
example below sets the max data size to 1.5Gb:
More information about the freebsd-questions