lkml.org 
[lkml]   [2002]   [Jan]   [29]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [reiserfs-list] Re: [reiserfs-dev] Re: Note describing poor dcache utilization under high memory pressure
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...

-
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:15    [W:0.942 / U:0.560 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site