[lkml]   [2005]   [Aug]   [22]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
On Mon, Aug 22, 2005 at 01:20:52PM -0700, David S. Miller wrote:
> From:
> Date: Mon, 22 Aug 2005 10:42:22 -0700
> > At the other extreme ... the current use of sched_clock() with
> > potentially nano-second resolution is way over the top.
> Not really, when I'm debugging TCP events over gigabit
> these timestamps are exceptionally handy.

Yes, but how many of those figures are really significant? I strongly
suspect that the overhead of printk() is high enough, even when we're
just spewing to the dmesg buffer and not the console, that we have a
lot more precision than accuracy at nanosecond resolution.
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-08-22 22:35    [W:0.057 / U:0.056 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site