Thread (33 messages) flat view 33 messages, 6 authors, 2004-12-28

Re: Looking for the cause of poor I/O performance

From: TJ <hidden>
Date: 2004-12-03 06:33:07

My linux system is a P3-500 with 2 CPUs and 512 Meg RAM.  My system is much
faster than my network.  I don't know how your K6-500 compares to my
P3-500. But RAM may be your issue.  That amount of ram seems very low.  Are
you swapping?  What is your CPU load during the tests?  If you are at 100%,
then you are CPU bound.
You've got a dual CPU setup, mine is only single. I'll bet you have a server 
chipset too. Still, I have serious doubts that the CPU is at fault. My guess 
would be that this could be a VIA chipset problem. The load averages while 
running these tests are allways well below 1. 

I mistyped the amount of memory. I have approx 409 MB. I am not swapping. 
Your disk performance is faster than a 100BaseT network.  So, your
performance may not be an issue.
The network is gigabit, with a crossover to the client machine. I used ttcp to 
verify that the link is capable of over 146 MB/sec.

TJ
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