Re: [reiserfs-list] Re: [reiserfs-dev] Re: Note describing poor dcache

Andrew Morton (akpm@zip.com.au)
Tue, 29 Jan 2002 11:55:00 -0800


Andreas Dilger wrote:
>
> But if it is unused and not recently referenced, there is little benefit
> in keeping it around, is there?

In all of this, please remember that all caches are not of
equal value-per-byte. A single page contains 32 dentries,
and can thus save up to 32 disk seeks. It's potentially
a *lot* more valuable than a (single-seek) pagecache page.

Just a thought...

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