Date: Wed, 13 Sep 2000 22:57:11 +0200 From: "Gianluca Cecchi" <gianluca.cecchi@teras.it> To: "Mike A. Harris" <mharris@meteng.on.ca>, <jakob@ostenfeld.dk>, "David Ford" <david@kalifornia.com> Cc: <linux-kernel@vger.rutgers.edu>, <linux-scsi@vger.rutgers.edu>, <aic7xxx@freebsd.org> Subject: R: performance gap between 2.2.14 and 2.4.0-test. kernels------------Here we are with kernel 2.4.0-test8! Message-ID: <01a501c01dc5$310f6830$9bc11d97@riccardo>
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This is a multi-part message in MIME format. ------=_NextPart_000_01A2_01C01DD5.F3407060 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Hello all, finally we are!!! With 2.4.0-test8 we overcome (in my configuration at least) the 2.2.14 = in disk performance. MB: Supermicro P6SBU (Adaptec 7890 on board) CPU: 1 pentium III 500 MHz Mem: 128Mb 1x9.1Gb IBM DNES-309170W disk on fast/se channel 4x18.2Gb IBM DNES-318350W on ultra2 channel The 18.2 Gb disks are in raid0+1 software (md0 is raid0 of two, md1 for = the other two and md2 raid 1 of md0 and md1). This is the output of bonnie in 2.2.14 (excuse me for the format of = output): Version 1.00 ------Sequential Output------ --Sequential Input- --Random- -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine MB K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP Unknown 1000 7607 96 29971 32 10326 23 8090 98 24738 25 nan -2147483648 ------Sequential Create------ --------Random Create-------- -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 30 169 97 568 99 6000 97 170 97 718 99 337 46 Unknown,1000,7607,96,29971,32,10326,23,8090,98,24738,25, = nan,-2147483648,30,169,97,568,99,6000,97,170,97,718,99,337,46 240.88user 557.77system 17:18.92elapsed 76%CPU (0avgtext+0avgdata = 0maxresident)k 0inputs+0outputs (791342major+339minor)pagefaults 14swaps And this is for 2.4.0-test8: Version 1.00 ------Sequential Output------ --Sequential Input- --Random- -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine MB K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP Unknown 1000 7900 94 25498 20 11919 17 8579 98 31277 30 nan -2147483648 ------Sequential Create------ --------Random Create-------- -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 30 179 99 +++++ 87 9849 99 181 99 +++++ 102 1270 99 Unknown,1000,7900,94,25498,20,11919,17,8579,98,31277,30, = nan,-2147483648,30,179,99,+++++,87,9849,99,181,99,+++++,102,1270,99 227.46user 414.99system 13:35.17elapsed 78%CPU (0avgtext+0avgdata = 0maxresident)k 0inputs+0outputs (196major+322minor)pagefaults 0swaps=20 A dd of 512Mb takes about 49secs from the raid filesystem to itself! Long life to Linux! And to you all (don't touch your 8...)! PS: I will check also behaviour with applications (Oracle 8iR2 and Dev = 6i for Linux)... bye=20 Gianluca ------=_NextPart_000_01A2_01C01DD5.F3407060 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content=3D"text/html; charset=3Diso-8859-1" = http-equiv=3DContent-Type> <META content=3D"MSHTML 5.00.2014.210" name=3DGENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=3D#ffffff> <DIV><FONT face=3D"Courier New" size=3D2> <P><FONT face=3DArial>Hello all,</FONT></P> <P><FONT face=3DArial>finally we are!!!</FONT></P> <P><FONT face=3DArial>With 2.4.0-test8 we overcome (in my configuration = at least)=20 the 2.2.14 in disk performance.</FONT></P> <P><FONT face=3DArial>MB: Supermicro P6SBU (Adaptec 7890 on = board)<BR>CPU: 1=20 pentium III 500 MHz<BR>Mem: 128Mb<BR><BR>1x9.1Gb IBM DNES-309170W disk = on=20 fast/se channel<BR>4x18.2Gb IBM DNES-318350W on ultra2 channel<BR>The = 18.2 Gb=20 disks are in raid0+1 software (md0 is raid0 of two, md1 for = the other=20 two and md2 raid 1 of md0 and md1).</FONT></P> <P><FONT face=3DArial>This is the output of bonnie in 2.2.14 (excuse me = for the=20 format of output):</FONT></P> <P><FONT face=3DArial>Version 1.00 ------Sequential Output------ = --Sequential=20 Input- --Random-</FONT></P> <P><FONT face=3DArial>-Per Chr- --Block-- -Rewrite- -Per Chr- --Block--=20 --Seeks--</FONT></P> <P><FONT face=3DArial>Machine MB K/sec %CP K/sec %CP K/sec %CP K/sec %CP = K/sec %CP=20 /sec %CP</FONT></P> <P><FONT face=3DArial>Unknown 1000 7607 96 29971 32 10326 23 8090 98 = 24738 25 nan=20 -2147483648</FONT></P> <P><FONT face=3DArial>------Sequential Create------ --------Random=20 Create--------</FONT></P> <P><FONT face=3DArial>-Create-- --Read--- -Delete-- -Create-- --Read---=20 -Delete--</FONT></P> <P><FONT face=3DArial>files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP = /sec=20 %CP</FONT></P> <P><FONT face=3DArial>30 169 97 568 99 6000 97 170 97 718 99 337 = 46</FONT></P> <P><FONT = face=3DArial>Unknown,1000,7607,96,29971,32,10326,23,8090,98,24738,25,=20 nan,-2147483648,30,169,97,568,99,6000,97,170,97,718,99,337,46</FONT></P> <P><FONT face=3DArial>240.88user 557.77system 17:18.92elapsed 76%CPU=20 (0avgtext+0avgdata 0maxresident)k</FONT></P> <P><FONT face=3DArial>0inputs+0outputs (791342major+339minor)pagefaults=20 14swaps</FONT></P> <P> </P> <P><FONT face=3DArial>And this is for 2.4.0-test8:</FONT></P><FONT = size=3D2> <P><FONT face=3DArial>Version 1.00 ------Sequential Output------ = --Sequential=20 Input- --Random-</FONT></P> <P><FONT face=3DArial>-Per Chr- --Block-- -Rewrite- -Per Chr- --Block--=20 --Seeks--</FONT></P> <P><FONT face=3DArial>Machine MB K/sec %CP K/sec %CP K/sec %CP K/sec %CP = K/sec %CP=20 /sec %CP</FONT></P> <P><FONT face=3DArial>Unknown 1000 7900 94 25498 20 11919 17 8579 98 = 31277 30 nan=20 -2147483648</FONT></P> <P><FONT face=3DArial>------Sequential Create------ --------Random=20 Create--------</FONT></P> <P><FONT face=3DArial>-Create-- --Read--- -Delete-- -Create-- --Read---=20 -Delete--</FONT></P> <P><FONT face=3DArial>files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP = /sec=20 %CP</FONT></P> <P><FONT face=3DArial>30 179 99 +++++ 87 9849 99 181 99 +++++ 102 1270=20 99</FONT></P> <P><FONT = face=3DArial>Unknown,1000,7900,94,25498,20,11919,17,8579,98,31277,30,=20 nan,-2147483648,30,179,99,+++++,87,9849,99,181,99,+++++,102,1270,99</FONT= ></P> <P><FONT face=3DArial>227.46user 414.99system 13:35.17elapsed 78%CPU=20 (0avgtext+0avgdata 0maxresident)k</FONT></P> <P><FONT face=3DArial>0inputs+0outputs (196major+322minor)pagefaults = 0swaps=20 </FONT></P> <P><FONT face=3DArial>A dd of 512Mb takes about 49secs from the raid = filesystem to=20 itself!</FONT></P> <P><FONT face=3DArial>Long life to Linux! And to you all (don't touch = your=20 8...)!</FONT></P> <P> </P> <P><FONT face=3DArial>PS: I will check also behaviour with applications = (Oracle=20 8iR2 and Dev 6i for Linux)...</FONT></P> <P><FONT face=3DArial>bye </FONT></P> <P><FONT = face=3DArial>Gianluca</FONT></P></FONT></FONT></DIV></BODY></HTML> ------=_NextPart_000_01A2_01C01DD5.F3407060-- To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe aic7xxx" in the body of the message
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