(Please always do reply-to-all)
Bruce Guenter <[email protected]> wrote:
>
> On Mon, May 09, 2005 at 10:29:21AM +0200, Alexander Nyberg wrote:
> > the patch below might help as it works on a lower
> > level. It accounts for bare pages in the system available
> > from /proc/page_owner. So a cat /proc/page_owner > tmpfile would be good
> > when the system starts to go low. There's a sorting program in
> > Documentation/page_owner.c used to sort the rather large output.
>
> I've been running this for a day and a half now, and a few hundred megs
> of memory is now missing:
>
> # free
> total used free shared buffers cached
> Mem: 2055648 2001884 53764 0 259024 868484
> -/+ buffers/cache: 874376 1181272
> Swap: 1028152 56 1028096
>
> I've put the output from the sorting program up at
> http://untroubled.org/misc/page_owner_sorted
>
> Is this useful information yet, or is there still too much in cached
> pages to really identify the source?
It all looks pretty innocent. Please send the contents of /proc/meminfo
rather than the `free' output. /proc/meminfo has much more info.
Sometimes /proc/vmstat is also useful.
If the /proc/meminfo output indicates that there are a lot of slab pages
then /proc/slabinfo should be looked at.
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