On Mon, Aug 22, 2005 at 01:20:52PM -0700, David S. Miller wrote: > From: [EMAIL PROTECTED] > 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 [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
