lkml.org 
[lkml]   [2001]   [Apr]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: No 100 HZ timer !
On Mon, Apr 09, 2001 at 02:19:28PM -0400, Mark Salisbury wrote:
> this is one of linux biggest weaknesses. the fixed interval timer is a
> throwback. it should be replaced with a variable interval timer with interrupts
> on demand for any system with a cpu sane/modern enough to have an on-chip
> interrupting decrementer. (i.e just about any modern chip)

Just how would you do kernel/user CPU time accounting then ? It's currently done
on every timer tick, and doing it less often would make it useless.


-Andi
-
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 13:24    [from the cache]
©2003-2011 Jasper Spaans