[3673] in linux-scsi channel archive
Re: ncr53c8xx-2.6 feature freeze. Need testers.
daemon@ATHENA.MIT.EDU (Larry M. Augustin)
Fri Apr 10 13:56:48 1998
Date: Fri, 10 Apr 1998 10:47:30 -0700
From: "Larry M. Augustin" <lma@varesearch.com>
To: Gerard Roudier <groudier@club-internet.fr>
Cc: linux-scsi@vger.rutgers.edu
In-Reply-To: <Pine.LNX.3.95.980408220515.1111A-100000@localhost>
Gerard,
Here are first-cut numbers with Bonnie and Iozone with the '895 and
Atlas III running at 80MB/sec.
Mem: 62852K av, 25992K used, 36860K free, 2444K shrd, 17140 buff
Swap: 130748K av, 0K used, 130748K free
Bonnie --------Sequential Output---------- ---Sequential Input---- ---Random--
-Per Char-- ---Block--- --Rewrite-- -Per Char-- ---Block--- ---Seeks---
Directory MB K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU K/sec %CPU /sec %CPU
/u1/tmp 244 8972 93.4 9226 23.3 3704 17.0 11442 81.8 12633 19.9 85.3 2.4
/u1/tmp 244 8880 92.8 9501 24.5 3714 18.2 11194 78.7 12630 20.1 85.6 4.6
/u1/tmp 244 8848 92.0 9602 24.9 3689 17.1 11139 79.0 12604 18.9 88.2 6.9
/u1/tmp 244 8811 92.2 9278 24.0 3726 18.3 11365 80.5 12649 19.8 85.0 9.4
/u1/tmp 244 8900 92.9 9552 24.9 3750 18.1 11211 80.2 12615 20.7 85.6 11.7
Average 244 8882 92.7 9431 24.3 3716 17.7 11270 80.1 12626 19.9 86.0 7.0
Iozone Size Rec Length Read Rate Write Rate
Directory Mbytes bytes Kbytes/sec Kbytes/sec
/u1/tmp 244 512 11477.08 11254.77
/u1/tmp 244 512 11341.62 11055.58
/u1/tmp 244 512 11254.77 11367.42
/u1/tmp 244 512 11300.59 11011.72
/u1/tmp 244 512 11259.85 11139.37
/u1/tmp 244 512 11239.59 11119.54
/u1/tmp 244 512 11305.70 11099.78
/u1/tmp 244 512 11487.63 11055.58
Average 244 512 11333.35 11137.97
This is using driver 2.6i on a Pentium-II 266MHz system. No problems
so far. I want to try multiple drives simultaneously next, and then
try the dual 400MHz PII to see what difference the CPU speed makes. I
also have the Ultra2 Cheetahs to test.
Larry
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