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SubjectRe: [PATCH] distributed counters for ext2 to avoid group scaning
On Sun, Mar 16, 2003 at 06:01:55PM +0300, Alex Tomas wrote:
> ext2 with concurrent balloc/ialloc doesn't maintain global free
> inodes/blocks counters. this is due to badness of spinlocks and
> atomic_t from big iron's viewpoint. therefore, to know these values
> we should scan all group descriptors. there are 81 groups for 10G
> fs. I believe there is method to avoid scaning and decrease memory
> footprint.

benching now

-- wli
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