Re: [POLL] SLAB : Are the 32 and 192 bytes caches really usefull on x86_64 machines ?

Jan-Benedict Glaw
2005-12-21T10:03:42Z

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On Wed, 2005-12-21 01:22:12 -0800, David S. Miller <davem@davemloft.net> wrote:
> From: Eric Dumazet <dada1@cosmosbay.com>
> Date: Wed, 21 Dec 2005 10:11:51 +0100
>
> > Could some of you post the result of the following command on your machines :

VAX KA650 (simulated), 4k pages (hw-size is 512 Bytes, though),
L1_CACHE_BYTES=32

# grep "size-" /proc/slabinfo |grep -v DMA|cut -c1-40
size-131072 0 0 131072
size-65536 0 0 65536
size-32768 0 0 32768
size-16384 0 0 16384
size-8192 0 0 8192
size-4096 21 21 4096
size-2048 39 42 2060
size-1024 18 21 1036
size-512 70 70 524
size-256 5 14 268
size-192 722 722 204
size-128 145 168 140
size-96 382 396 108
size-32 1040 1092 44
size-64 338 350 76

MfG, JBG

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