Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Path: utzoo!utgpu!water!watmath!clyde!rutgers!gatech!mcnc!bnrrtp From: bnrrtp@mcnc.UUCP Newsgroups: comp.sys.amiga Subject: Re: Disk timings.... Message-ID: <498@speedy.mcnc.UUCP> Date: Wed, 6-May-87 23:33:27 EDT Article-I.D.: speedy.498 Posted: Wed May 6 23:33:27 1987 Date-Received: Fri, 8-May-87 05:32:13 EDT References: <3406@jade.BERKELEY.EDU> Reply-To: bnrrtp@speedy.UUCP (Stanley T. Chow) Organization: Microelectronics Center of NC; RTP, NC Lines: 178 Newsgroups: comp.sys.amiga Subject: Re: Disk timings.... Summary: Expires: References: <3406@jade.BERKELEY.EDU> Sender: Jay Denebeim Reply-To: bnrrtp@speedy.UUCP (Jay Denebeim) Followup-To: Distribution: Organization: Side Effects, Inc. Keywords: I thought some of you folks might be interested in the numbers we get for the Side ARM. In article <3406@jade.BERKELEY.EDU> mwm@eris.BERKELEY.EDU (Mike (My watch has windows) Meyer) writes: disk file creations file deletions directory scan seek and read system per second per second entries/second per second df1: <=1 1 38 2 vdk: (katin) 7 90 78 * vd0: (asdg) 18 43 51 132 ram: (33.46) 5 10 5 51 ram: (33.47) 5 10 5 51 CLtd 7 15 50 40 Side Track 8 13 51 50 Microbotics 4 8 45 34 Xebec 2 3 45 49 Sun 3/50 6 11 350 298 VAX 8800 (kdb) 13 29 1629 1914 Disk throughput in bytes/second disk -- read with buffer sizes: -- -- write with buffer sizes: - system 512 4096 8192 32768 512 4096 8192 32768 df1: 11014 12024 12080 12136 4974 5180 5170 5190 vdk: (katin) 218453 655360 655360 873813 79437 113975 113975 119156 vd0: (asdg) 70849 109226 113975 119156 46811 63937 65536 67216 ram: (33.46) 201649 655360 873813 873813 137970 262144 291271 327680 ram: (33.47) 201649 655360 873813 873813 131072 238312 262144 262144 Cltd 17133 17133 17133 17133 12603 13512 13653 13797 Microbotics 14169 15984 16282 16384 9463 9602 9676 9745 Side Track 25954 25450 25206 25700 14324 19275 19134 20641 Xebec 32363 37991 37991 37991 12663 13239 13512 13639 Sun 3/50 240499 234057 233189 236343 215166 182466 179755 187580 VAX 8800 (kdb) 449389 421679 419990 410669 146585 183960 185807 191812 >Notes: > (1) vd0: & Cltd done under 1.2 release 33.46. > (2) Microbotics, Xebec and vdk: done under 1.2 release 33.47 > (3) ram: don on 1.2, with the release in parens for comparison. > (4) df1: tests done after "addbuffers 32" & fresh formatted disk > (5) vd0: tests done with 2Mb recoverable ram disk, nearly full. > (6) ram: tests done with ASDG ram attached and active for ram: use > (7) All 33.46 Amiga timings done by Fred Fish. Sun-30/50 timings > by Rick Spanbauer. > (8) 33.47 Amiga and VAX 8800 timings done by Mike Meyer. > (9) The Sun timing shows you what a high-perforamance system > talking to a SCSI can do. The VAX timing shows what a > high-performance I/O system can do. > (*) The vdk: driver would couldn't create the file for this test. >-- >Take a magic carpet to the olden days Mike Meyer As a side note, this program isn't typical of the sorts of things most of us do on our Amigas. However, this seems to be about the only benchmark for hard disks on the Amiga currently. Jay Denebeim UUCP: bnrrtp@mcnc.uucp Data: 919-471-6436 Newsgroups: comp.sys.amiga Subject: Re: Disk timings.... Summary: Expires: References: <3406@jade.BERKELEY.EDU> Sender: Reply-To: bnrrtp@speedy.UUCP (Stanley T. Chow) Followup-To: Distribution: Organization: Microelectronics Center of NC; RTP, NC Keywords: Newsgroups: comp.sys.amiga Subject: Re: Disk timings.... Summary: Expires: References: <3406@jade.BERKELEY.EDU> Sender: Jay Denebeim Reply-To: bnrrtp@speedy.UUCP (Jay Denebeim) Followup-To: Distribution: Organization: Side Effects, Inc. Keywords: I thought some of you folks might be interested in the numbers we get for the Side ARM. In article <3406@jade.BERKELEY.EDU> mwm@eris.BERKELEY.EDU (Mike (My watch has windows) Meyer) writes: > >disk file creations file deletions directory scan seek and read >system per second per second entries/second per second > >df1: <=1 1 38 2 > >vdk: (katin) 7 90 78 * >vd0: (asdg) 18 43 51 132 >ram: (33.46) 5 10 5 51 >ram: (33.47) 5 10 5 51 > >CLtd 7 15 50 40 Side Track 8 13 51 50 >Microbotics 4 8 45 34 >Xebec 2 3 45 49 > >Sun 3/50 6 11 350 298 >VAX 8800 (kdb) 13 29 1629 1914 > > Disk throughput in bytes/second >disk -- read with buffer sizes: -- -- write with buffer sizes: - >system 512 4096 8192 32768 512 4096 8192 32768 > >df1: 11014 12024 12080 12136 4974 5180 5170 5190 > >vdk: (katin) 218453 655360 655360 873813 79437 113975 113975 119156 >vd0: (asdg) 70849 109226 113975 119156 46811 63937 65536 67216 >ram: (33.46) 201649 655360 873813 873813 137970 262144 291271 327680 >ram: (33.47) 201649 655360 873813 873813 131072 238312 262144 262144 > >Cltd 17133 17133 17133 17133 12603 13512 13653 13797 >Microbotics 14169 15984 16282 16384 9463 9602 9676 9745 Side Track 25954 25450 25206 25700 14324 19275 19134 20641 >Xebec 32363 37991 37991 37991 12663 13239 13512 13639 > >Sun 3/50 240499 234057 233189 236343 215166 182466 179755 187580 >VAX 8800 (kdb) 449389 421679 419990 410669 146585 183960 185807 191812 > >Notes: > (1) vd0: & Cltd done under 1.2 release 33.46. > (2) Microbotics, Xebec and vdk: done under 1.2 release 33.47 > (3) ram: don on 1.2, with the release in parens for comparison. > (4) df1: tests done after "addbuffers 32" & fresh formatted disk > (5) vd0: tests done with 2Mb recoverable ram disk, nearly full. > (6) ram: tests done with ASDG ram attached and active for ram: use > (7) All 33.46 Amiga timings done by Fred Fish. Sun-30/50 timings > by Rick Spanbauer. > (8) 33.47 Amiga and VAX 8800 timings done by Mike Meyer. > (9) The Sun timing shows you what a high-perforamance system > talking to a SCSI can do. The VAX timing shows what a > high-performance I/O system can do. > (*) The vdk: driver would couldn't create the file for this test. >-- >Take a magic carpet to the olden days Mike Meyer As a side note, this program isn't typical of the sorts of things most of us do on our Amigas. However, this seems to be about the only benchmark for hard disks on the Amiga currently. Jay Denebeim UUCP: bnrrtp@mcnc.uucp Data: 919-471-6436