Thread (11 messages) 11 messages, 5 authors, 2011-12-09

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

From: Rajat Sharma <hidden>
Date: 2011-12-07 05:37:00

driver allocating 512M !!?? what kind of driver it is?

-Rajat

On Wed, Dec 7, 2011 at 12:17 AM, mindentropy [off-list ref] 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). I am using a 32 bit kernel with PAE
enabled. The allocation works fine on a machine with 8GB of RAM.

Thanks.

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