Requesting 'real' memory

Requesting 'real' memory

Posted Feb 1, 2008 23:05 UTC (Fri) by giraffedata (subscriber, #1954)
In reply to: Requesting 'real' memory by zooko
Parent article: Avoiding the OOM killer with mem_notify

The kernel doesn't use virtual memory at all (well, to be precise let's just say it doesn't use paged memory at all). The kernel's memory is resident from the moment it is allocated, it can't ever be swapped out, and the kernel uses no swap space.

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