Re: VM Problems in 2.6.7 (Too active OOM Killer)

[Andrew Morton]

Andrea Arcangeli <andrea@xxxxxxx> wrote:
>
> The oom killer is forbidden to run
>  as long as `free` tells you that >= 4k of swap are still available to the
>  OS.

That code was recently removed, so the OOM killer now kicks in if we run
out of normal zone due to pinned allocations (stack pages, etc).

This promptly caused oom-killings to occur during heavy swapstorms
with laptop_mode=1, which is as yet unfixed.
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