Re: Why half of slabs are not shown in /proc/slabinfo?

[Pekka Enberg]

On Sun, Jun 21, 2009 at 10:52 AM, Andrey Borzenkov<arvidjaar@xxxxxxx> wrote:
> Mandriva kernel 2.6.30 using SLUB:
>
> {pts/1}% grep SLUB /boot/config
> CONFIG_SLUB_DEBUG=y
> CONFIG_SLUB=y
> # CONFIG_SLUB_DEBUG_ON is not set
> # CONFIG_SLUB_STATS is not set
>
> Some of slabs (e.g. filp) are not shown in /proc/slabinfo; comparing
> number of entries under /sys and slabinfo results in
>
> {pts/0}% =ls -1 /sys/kernel/slab | grep -v : | wc -l
> 131
> {pts/0}% wc -l /proc/slabinfo
> 68 /proc/slabinfo
> {pts/0}%
>
> so almost half of the all entries are missing. Is it expected or there
> is something wrong here?

Can you post the actual file listing of /sys/kernel/slab and the
contents of /proc/slabinfo?

                               Pekka
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