lkml.org 
[lkml]   [2006]   [Jun]   [1]   [last100]   RSS Feed
Views: [more markup]  [less markup]  [headers]  [forward] 
 
Messages in this thread
/
DateThu, 1 Jun 2006 13:51:43 +0800
FromFengguang Wu <>
SubjectRe: Adaptive Readahead V14 - statistics question...
On Wed, May 31, 2006 at 11:50:21PM +0200, Voluspa wrote:
> _Massive READ_
> 
> [/usr had some 490000 files]
> 
> "cd /usr ; time find . -type f -exec md5sum {} \;"
> 
> 2.6.17-rc5 ------- 2.6.17-rc5-ar
> 
> real 21m21.009s -- 21m37.663s
> user 3m20.784s  -- 3m20.701s
> sys  6m34.261s  -- 6m41.735s
> 
> I had planned to run this at least three times, but didn't realize I had
> 12 compiled kernel trees and 3 uncompiled there... So, a one-shot had to
> do. But it's still significant.

Sorry, it is a known regression. I'd like to fix it in the next
release.

Thanks,
Wu
-
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: 2006-06-01 05:53    [from the cache]
©2003-2008