Xref: utzoo comp.arch:10324 comp.unix.xenix:6411 Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!b-tech!zeeff From: zeeff@b-tech.ann-arbor.mi.us (Jon Zeeff) Newsgroups: comp.arch,comp.unix.i386,comp.unix.xenix Subject: Simple disk benchmark results Message-ID: <9468@b-tech.ann-arbor.mi.us> Date: 20 Jun 89 13:11:14 GMT Reply-To: zeeff@b-tech.ann-arbor.mi.us (Jon Zeeff) Organization: Branch Technology Ann Arbor, MI Lines: 104 Test results from*: /bin/time dd if=/dev/disk_block_device of=/dev/null bs=4k count=2000 Sys Opsys Drive Inter Systime KBytes/sec Max IIx AUX1.0.1 Quantum SCSI 11.2 57 '386 Interactive Maxtor WD1006 17.4 400 5.3.2 MFM 1:1 '386 AT&T 3.2 CDC WD1007 9.4 319 25Mhz 94186 WA2 1:1 ESDI 3B2/ AT&T CDC MFM? 38.9 52 400 3B15 AT&T SMD 19.5 108 AT&T AT&T ESDI 14.1 52 '386 TI 1300 SCO 2.3.2 Mini WD1006 25 260 20Mhz Scribe RA2 6085 RLL? TI 1300 SCO 2.3.2 CDC TI SCSI 12 349 20Mhz '386 uPort 3.0e CDC Compaq 16Mhz ST-506 19.4 146 '386 SCO 2.3.0 MiniS Adaptec 24.3 190 3180E 2322 ESDI '386 Inter MiniS Adaptec 13.8 522 25Mhz 2.0.2 9380E 2322 ESDI '386 Inter Newbury Adaptec 8.1 677 25Mhz 2.0.2 9380E 1542A SCSI '386 uPort Maxtor Adaptec 10 182 16Mhz 3.0e 72MB 2372 RLL 1:1 Intel SCO CDC DPT '386 2.3.1 3011/70 25Mhz 4.5MB 5.3 157 Tandy SCO Quantum Adaptec 10.5 85 16Mhz 2.2.4 Q-280 1540 '386 SCSI Tandy uPort Seagate WD-1006 20.3 239 16Mhz 3.0e 4096 1:1 '386 MFM 16Mhz Inter Maxtor WD 17 190 '386 2.0.1 2:1 20Mhz Inter Hitachi Adaptec 12 416 '386 2.0.1 RLL 1:1 16Mhz SCO 2.3.1 Fujitsu Adaptec 11.2 372 '386 M2243as2 RLL 1:1 BULL SPIX 31.2 SCSI 18 226 16Mhz 68020 BULL uPort 3.0e Maxtor MFM 21 165 16Mhz 120MB '386 SUN SUN OS Sync 5.1 516* 3/80 SCSI SUN SUN OS " 4.2 550 Spark/1 SUN SUN OS " 2 521 4/110 DEC Ultrix SCSI 150 3100 * Note that some systems will cache the whole 8MB so you need to use a 32MB test and divide by 4 to get accurate results if you run the test more than once. I'm still interested in results for other systems. -- Jon Zeeff zeeff@b-tech.ann-arbor.mi.us Ann Arbor, MI sharkey!b-tech!zeeff