| | Date | Wed, 10 Feb 2010 23:10:37 -0500 | | From | Rik van Riel <> | | Subject | Re: [patch 4/7 -mm] oom: badness heuristic rewrite |
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On 02/10/2010 11:32 AM, David Rientjes wrote:
> OOM_ADJUST_MIN and OOM_ADJUST_MAX have been exported to userspace since > 2006 via include/linux/oom.h. This alters their values from -16 to -1000 > and from +15 to +1000, respectively.
That seems like a bad idea. Google may have the luxury of being able to recompile all its in-house applications, but this will not be true for many other users of /proc/<pid>/oom_adj
> +/* > + * Tasks that fork a very large number of children with seperate address spaces > + * may be the result of a bug, user error, or a malicious application. The oom > + * killer assesses a penalty equaling
It could also be the result of the system getting many client connections - think of overloaded mail, web or database servers.
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