Messages in this thread | | | Date | Wed, 08 Dec 2004 21:45:00 +0100 | From | Jesper Juhl <> | Subject | Re: Limiting program swap |
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Bill Davidsen wrote: > I have several machine of various memory sizes which suffer from really > poor performance when doing backups. This appears to be because all the > programs other than the backup quickly get swapped to make room for i/o > buffers. > > Is there some standard portable way to prevent this, either by reserving > some memory for programs which will not get swapped regardless of i/o > pressure, or alternatively limiting the total memory used for i/o > buffers, dcache, and similar things? >
I'm wondering if turning the /proc/sys/vm/swappiness knob would help, but I'll honestly admit that I don't know.
-- Jesper Juhl - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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