Messages in this thread | | | Date | Fri, 13 Jan 2006 12:04:04 -0600 | From | Ram Gupta <> | Subject | Re: /proc/sys/vm/swappiness == 0 makes OOM killer go beserk |
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On 1/13/06, Jim MacBaine <jmacbaine@gmail.com> wrote: > On 1/13/06, Ram Gupta <ram.gupta5@gmail.com> wrote: > It _would_ be ok if swappiness == 0 would mean that the kernel will > not swap at all. That's not the case. Even without an excessive use of > tmpfs the kernel found ~250 MB of unused memory which it swapped out > during the last days with swappiness == 0. > > Regards, > Jim >
I correct myself. swappiness == 0 does not mean that kernel will not try to swap at all but this value decreases the swapping. swap_tendency = mapped_ratio / 2 + distress + vm_swappiness;
swap_tendency depends on swappiness and affects the memory reclaimation.
Regards Ram Gupta - 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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