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Date:      Fri, 18 Jul 1997 20:21:17 +0800
From:      Jian-Da Li <jdli@FreeBSD.csie.NCTU.edu.tw>
To:        hardware@freebsd.org
Subject:   [Report] IBM DAQA IDE HDD speed on FreeBSD
Message-ID:  <19970718202117.52577@FreeBSD.csie.nctu.edu.tw>

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Here are reports about IDE HD speed on FreeBSD, using normal mode and
32bit + multi-block mode.

Hardware:
M/B:  T2P4 v3.1, BIOS 0203
CPU:  iMPP-120 o (66*2.5=166 or 75*2.5=187)
RAM:  64MB 60ns DRAM
HD:   IBM DAQA 32160
OS:   FreeBSD-2.2.2-970625-RELENG, UFS async mounted

dmesg:
wdc0 at 0x1f0-0x1f7 irq 14 flags 0xff80ff on isa
wdc0: unit 0 (wd0): <IBM-DAQA-32160>, 32-bit, multi-block-16
wd0: 2067MB (4233600 sectors), 4200 cyls, 16 heads, 63 S/T, 512 B/S

Test environment (kernel config file):
a) normal mode: (CPU speed 66*2.5=166MHz)
   controller wdc0 at isa? port "IO_WD1" bio irq 14 vector wdintr
b) 32bit+multi-block mode: (CPU speed 66*2.5=166MHz)
   controller wdc0 at isa? port "IO_WD1" bio irq 14 flags 0x00ff80ff vector..
c) 32bit+multi-block mode, bus 75MHz: (CPU speed 75*2.5=187MHz)
   controller wdc0 at isa? port "IO_WD1" bio irq 14 flags 0x00ff80ff vector..

Bonnie tests: (bonnie -s 48)
            -------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
normal   48  3399 54.2  5884 20.9  5340 29.9  6734 98.8 28504 94.0 1608.9 34.2
32bit    48  4189 70.2  6669 21.8  7595 41.9  6634 97.5 28866 94.9 1761.5 37.1
32bit/75 48  4766 70.6  6864 19.9  7676 37.5  7354 96.1 32608 95.8 1553.5 28.3

Iozone tests: (iozone auto)
MB reclen bytes/sec written   bytes/sec read
           [normal/66*2.5]    [32bit/66*2.5]     [32bit/75*2.5]
 1  512    4194304 16777216   4971026 22369621   8388608  8388608
 1 1024    5592405 16777216   5592405 33554432   14913080 6710886         
 1 2048    6391320 16777216   5592405 44739242   16777216 7456540         
 1 4096    6710886 22369621   5592405 44739242   33554432 6100805         
 1 8192    7064090 22369621   5592405 44739242   26843545 6391320         
 2  512    4709393 17895697   5965232 22369621   6710886  7895160         
 2 1024    5478274 29826161   5835553 38347922   12201611 8947848         
 2 2048    6100805 38347922   5965232 44739242   16777216 8388608         
 2 4096    6391320 38347922   5965232 53687091   20648881 7456540         
 2 8192    6710886 38347922   5965232 67108864   26843545 7064090         
 4  512    4628197 19884107   6391320 22369621   7561562  16268815        
 4 1024    5368709 33554432   5422938 38347922   11184810 10737418        
 4 2048    5899680 44739242   6391320 48806446   15790320 8947848         
 4 4096    6170930 48806446   6242685 59652323   18512790 8521760         
 4 8192    6468324 48806446   6468324 59652323   25565281 7669584         
 8  512    4668442 14913080   6170930 19884107   6628035  19522578        
 8 1024    5478274 23342213   6507526 31580641   6628035  29020049        
 8 2048    6100805 25565281   6628035 39768215   14316557 37025580        
 8 4096    6316128 32537631   6628035 44739242   17318416 8801162         
 8 8192    7064090 21913098   6628035 46684427   22369621 7953643         
16  512    4492643 18837575   6297606 19884107   6817408  21262214        
16 1024    5187158 30246248   6669203 31122951   6774396  31580641        
16 2048    5711392 37675151   6587373 39045157   7561562  24129029        
16 4096    6100805 39045157   6669203 44739242   8454660  19173961        
16 8192    6689980 31122951   6587373 46684427   9336885  15790320        
Completed series of tests

-- 

                                          李 建 達 (Jian-Da Li) !(交大資工)
                                          E-Mail : <jdli@csie.nctu.edu.tw>
                                          http://www.csie.nctu.edu.tw/~jdli



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