On Mon, Nov 26, 2001 at 10:49:59AM +0000, John P. Looney wrote:
> > How does one go about measuring this stuff?
>> # hdparm -t /dev/hda
> /dev/hda:
> Timing buffered disk reads: 64 MB in 2.54 seconds = 25.20 MB/sec
or for a slightly more realworld result, get a hold of bonnie
(http://www.textuality.com/bonnie/index.html) and run it. On a box with a
500 MHz K6-III I got this from hdparm on a 40GB IBM ATA-4 disk
/dev/hdg:
Timing buffered disk reads: 64 MB in 2.07 seconds = 30.92 MB/sec
and this from bonnie
-------Sequential Output-------- ---Sequential Input-- --Random--
-Per Char- --Block--- -Rewrite-- -Per Char- --Block--- --Seeks---
Machine MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU /sec %CPU
100 3594 94.7 17932 81.4 10205 48.3 3373 84.1 28203 30.8 760.9 11.4
Niall
Maintained by the ILUG website team. The aim of Linux.ie is to
support and help commercial and private users of Linux in Ireland. You can
display ILUG news in your own webpages, read backend
information to find out how. Networking services kindly provided by HEAnet, server kindly donated by
Dell. Linux is a trademark of Linus Torvalds,
used with permission. No penguins were harmed in the production or maintenance
of this highly praised website. Looking for the
Indian Linux Users' Group? Try here. If you've read all this and aren't a lawyer: you should be!
