Messages in this thread |  | | Date | Thu, 15 Nov 2001 17:41:50 +0100 | From | Jakob Østergaard <> | Subject | Re: Linux i/o tweaking |
| |
On Thu, Nov 15, 2001 at 05:32:29PM +0100, Roy Sigurd Karlsbakk wrote: > > Could you please try and profile where the time is spent? Boot with > > profile=2, and then do > > > > # readprofile -r > > # do I/O testing > > # readprofile | sort -nr > > I will. > > However ... Is it normal for a server to max out 2xPIII 1266MHz CPUs by > reading from software RAID-5???
Certainly not.
Well, if you down-scale the experiment it's not. Reading 10.7 MB/sec will not consume 10% of your two processors.
But queue systems are evil ;) I look forward to seeing the profile.
-- ................................................................ : jakob@unthought.net : And I see the elder races, : :.........................: putrid forms of man : : Jakob Østergaard : See him rise and claim the earth, : : OZ9ABN : his downfall is at hand. : :.........................:............{Konkhra}...............: - 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/
|  |