Re: any way to find out kernel memory usage?

From: Coywolf Qi Hunt
Date: Wed Apr 27 2005 - 13:12:26 EST

On 4/28/05, Chris Friesen <cfriesen@xxxxxxxxxx> wrote:
> We recently had an issue with a kernel module leaking memory on unload,
> and a userspace app that unloaded it way too many times.
> This ended up using up a bunch of memory, which triggered the oom-killer
> to run, which went wild killing everything in sight since userspace
> wasn't actually the culprt.
> One idea we had to prevent this in the future is to configure the OOM
> killer to reset the system if the kernel uses more than a certain amount
> of memory. (Reset is better than hang for our purposes.) Is there any

Curiously, how to reset? Reboot? (Teach oom killer to kill) or restart
the related
kernel thread?

> way to find out how much memory the kernel is using? I don't see
> anything in /proc, but maybe something internal that isn't currently
> exported?
> Chris

Coywolf Qi Hunt
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