Re: [PATCH][RFC] slub: increasing order reduces memory usage of somekey caches
From: Christoph Lameter
Date: Wed Jul 16 2008 - 10:05:16 EST
Richard Kennedy wrote:
> before
> dentry 82136 82137 208 19 1 : tunables 0 0 0 : slabdata 4323 4323 0
> after
> dentry 79482 79482 208 39 2 : tunables 0 0 0 : slabdata 2038 2038 0
19 objects with an order 1 alloc and 208 byte size? Urgh. 8192/208 = 39 and not 19.
Kmemcheck or something else active? We seem to be loosing 50% of our memory.
Pekka: Is the slabinfo emulation somehow broken?
I'd really like to see the output of slabinfo dentry.
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