Problem with OOM killer killing process even when there is plenty of RAM.

[mindentropy]

On Thursday 08 Dec 2011 1:38:19 AM Mulyadi Santosa wrote:
> On Wed, Dec 7, 2011 at 01:47, mindentropy <mindentropy at gmail.com> wrote:
> > Hi,
> > 
> >  I am trying to allocate 512MB of RAM in my driver loaded as a module,
> > but the OOM killer starts killing all my processes. This machine has
> > around 24GB RAM and is a 8 core Xeon. The RAM is allocated in page size
> > chunks (i.e. 131072 chunks each of size PAGE_SIZE).
> 
> mind to tell us, how do you allocate memory? kmalloc?
Via kmalloc. 

> 
> furthermore, could you kindly paste the content of /proc/meminfo right
> before OOM kicks in?
Its kind of tough to do it as it happens so fast. I will try to write a script 
which polls.