From owner-freebsd-hackers Fri Jun 2 21:59:27 1995 Return-Path: hackers-owner Received: (from majordom@localhost) by freefall.cdrom.com (8.6.10/8.6.6) id VAA27188 for hackers-outgoing; Fri, 2 Jun 1995 21:59:27 -0700 Received: from crh.cl.msu.edu (crh.cl.msu.edu [35.8.1.24]) by freefall.cdrom.com (8.6.10/8.6.6) with SMTP id VAA27174 for ; Fri, 2 Jun 1995 21:59:25 -0700 Message-Id: <199506030459.VAA27174@freefall.cdrom.com> Received: by crh.cl.msu.edu (1.38.193.4/16.2) id AA25250; Sat, 3 Jun 1995 00:59:14 -0400 From: Charles Henrich Subject: Re: A performance mystery To: rgrimes@gndrsh.aac.dev.com (Rodney W. Grimes) Date: Sat, 3 Jun 1995 00:59:13 -0400 (EDT) Cc: freebsd-hackers@freebsd.org In-Reply-To: <199506030449.VAA09321@gndrsh.aac.dev.com> from "Rodney W. Grimes" at Jun 2, 95 09:49:15 pm X-Mailer: ELM [version 2.4 PL23] Content-Type: text Content-Length: 1021 Sender: hackers-owner@freebsd.org Precedence: bulk > We are not going to get the results I was looking for unless you > are going to follow directions a *little* closer. > > ``repeat 10 iozone 16 8192'' Rod, you dont have to be so condescending (note, no expletives), I dont *have* your original message. > > You said this was a Pentium right?? If it is that number is low for > a triton board: (ASUS PCI/I-P54TP4, 90Mhz CPU, 64MB memory) Its not a Triton. > IOZONE performance measurements: > 1915685 bytes/second for writing the file > 18199013 bytes/second for reading the file > > > 16 8192 3360694 2890287 > > Ding... very low memory bandwidth :-(. Makes for a very slow > compile :-( Here is the results of the iozone, as ram-speed showed as well, the memory bandwidth is very good: 2684354 bytes/second for writing the file 14412641 bytes/second for reading the file -Crh Charles Henrich Michigan State University henrich@crh.cl.msu.edu http://rs560.msu.edu/~henrich/