RE: SMP on windows2000
Thanks. I was thinking of the Oracle executable on Windows2000. Regards, Patrice Boivin Systems Analyst (Oracle Certified DBA) Systems Admin Operations | Admin. et Exploit. des systèmes Technology Services| Services technologiques Informatics Branch | Direction de l'informatique Maritimes Region, DFO | Région des Maritimes, MPO E-Mail: [EMAIL PROTECTED] -Original Message- Sent: Wednesday, July 24, 2002 7:29 PM To: Multiple recipients of list ORACLE-L Subject:Re: SMP on windows2000 File: Card for Don Jerman My understanding is according to design it should do it automatically. My experience is it does, sort of. But the app has to be multi-threaded (by the OS definition, not just context-mapped like Java green threads) for it to ever use more than one processor at the same time. If your single-threaded then for obvious reasons NT will tend to give the next time-slice to the same processor if it's not busy, so it looks like you're stuck on the same one much of the time. With the task manager you can set processor affinity on MP machines from the right-click menu of the process. This limits which of the N processors will be used to schedule your process. So you can limit one processor hog to 1 or 2 processors and let the well behaved programs run freely on the others. I don't know how to do this using non-gui tools or to set it up at start time, and your userid has to have permission to do it (essentially you have to be running as the process owner). But it's a starting point for research :). Boivin, Patrice J wrote: I am probably just complaining now, I think I know the answer already. Is it possible to force Windows2000 to spread the load for one application to 2 or more CPUs, from the OS side? Regards, Patrice Boivin Systems Analyst (Oracle Certified DBA) Systems Admin Operations | Admin. et Exploit. des systèmes Technology Services| Services technologiques Informatics Branch | Direction de l'informatique Maritimes Region, DFO | Région des Maritimes, MPO E-Mail: [EMAIL PROTECTED] -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Boivin, Patrice J INET: [EMAIL PROTECTED] Fat City Network Services-- (858) 538-5051 FAX: (858) 538-5051 San Diego, California-- Public Internet access / Mailing Lists To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing). -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Boivin, Patrice J INET: [EMAIL PROTECTED] Fat City Network Services-- (858) 538-5051 FAX: (858) 538-5051 San Diego, California-- Public Internet access / Mailing Lists To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
RE: SMP on windows2000
I've been wondering same, logged an iTAR. Will keep you in the loop. background (same old crap, sorry, nothing specific): http://www.winntmag.com/Articles/Index.cfm?ArticleID=7486 - http://www.ultratech-llc.com/Personal (look for SMP.TXT) ??? - http://www.2cpu.com/OSs/Windows/win2kintropart1/Win2kintrop1.html - this one claims to debunk myths: http://2cpu.com/How-To/article2.htm - http://2cpu.com/FAQ/2cpusmpfaq.htm http://www.google.com/search?q=windows+2000+smp regards, ep On 25 Jul 2002 at 4:23, Boivin, Patrice J wrote: Thanks. I was thinking of the Oracle executable on Windows2000. Regards, Patrice Boivin Systems Analyst (Oracle Certified DBA) Systems Admin Operations | Admin. et Exploit. des systèmes Technology Services| Services technologiques Informatics Branch | Direction de l'informatique Maritimes Region, DFO | Région des Maritimes, MPO E-Mail: [EMAIL PROTECTED] -Original Message- Sent: Wednesday, July 24, 2002 7:29 PM To: Multiple recipients of list ORACLE-L Subject: Re: SMP on windows2000 File: Card for Don Jerman My understanding is according to design it should do it automatically. My experience is it does, sort of. But the app has to be multi-threaded (by the OS definition, not just context-mapped like Java green threads) for it to ever use more than one processor at the same time. If your single-threaded then for obvious reasons NT will tend to give the next time-slice to the same processor if it's not busy, so it looks like you're stuck on the same one much of the time. With the task manager you can set processor affinity on MP machines from the right-click menu of the process. This limits which of the N processors will be used to schedule your process. So you can limit one processor hog to 1 or 2 processors and let the well behaved programs run freely on the others. I don't know how to do this using non-gui tools or to set it up at start time, and your userid has to have permission to do it (essentially you have to be running as the process owner). But it's a starting point for research :). Boivin, Patrice J wrote: I am probably just complaining now, I think I know the answer already. Is it possible to force Windows2000 to spread the load for one application to 2 or more CPUs, from the OS side? Regards, Patrice Boivin Systems Analyst (Oracle Certified DBA) Systems Admin Operations | Admin. et Exploit. des systèmes Technology Services| Services technologiques Informatics Branch | Direction de l'informatique Maritimes Region, DFO | Région des Maritimes, MPO E-Mail: [EMAIL PROTECTED] -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Boivin, Patrice J INET: [EMAIL PROTECTED] Fat City Network Services-- (858) 538-5051 FAX: (858) 538-5051 San Diego, California-- Public Internet access / Mailing Lists To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing). -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Boivin, Patrice J INET: [EMAIL PROTECTED] Fat City Network Services-- (858) 538-5051 FAX: (858) 538-5051 San Diego, California-- Public Internet access / Mailing Lists To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing). -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Eric D. Pierce INET: [EMAIL PROTECTED] Fat City Network Services-- (858) 538-5051 FAX: (858) 538-5051 San Diego, California-- Public Internet access / Mailing Lists To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
Re: SMP on windows2000
fwiw, some stuff on NT4 SMP issues: http://www.windowsitlibrary.com/Content/435/05/4.html -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Eric D. Pierce INET: [EMAIL PROTECTED] Fat City Network Services-- (858) 538-5051 FAX: (858) 538-5051 San Diego, California-- Public Internet access / Mailing Lists To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
RE: SMP on windows2000
iTAR resulted in no info so far. Oracle Tech Support is basically saying all their really good info is confidential. some analysis of overall industry issues w/ SMP: http://www.aceshardware.com/read.jsp?id=45000350 (linked from http://2cpu.com) --- latest URL dump --- http://2cpu.com - http://www.aceshardware.com/read.jsp?id=45000350 - http://www.winntmag.com/Articles/Index.cfm?ArticleID=7486 - http://www.ultratech-llc.com/KB/?File=SMP.TXT - http://www.ultratech-llc.com/KB/?File=SMPOS.TXT - http://www.microsoft.com/windows2000/techinfo/howitworks/default.asp - http://www.microsoft.com/mspress/books/sampchap/4354.asp ( linked from http://www.microsoft.com/mspress/books/4354.asp ) - http://developer.intel.com/technology/hyperthread/ - http://www.microsoft.com/windows2000/server/evaluation/performance/reports/h yper thread.asp ( http://www.microsoft.com/windows2000/docs/hyperthreading.doc ) - http://support.microsoft.com/default.aspx?SCID=KB;EN-US;Q234558 - ( general/introductory material only: ) http://www.2cpu.com/OSs/Windows/win2kintropart1/Win2kintrop1.html - http://2cpu.com/How-To/article2.htm - http://2cpu.com/FAQ/2cpusmpfaq.htm Original Message: - Date: Thu, 25 Jul 2002 10:13:49 -0800 To: [EMAIL PROTECTED] I've been wondering same, logged an iTAR. Will keep you in the loop. background (same old crap, sorry, nothing specific): http://www.winntmag.com/Articles/Index.cfm?ArticleID=7486 mail2web - Check your email from the web at http://mail2web.com/ . -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: [EMAIL PROTECTED] INET: [EMAIL PROTECTED] Fat City Network Services-- (858) 538-5051 FAX: (858) 538-5051 San Diego, California-- Public Internet access / Mailing Lists To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing).
Re: SMP on windows2000
Patrice, IIRC, this is entirely dependent on how the app was written. e.g. multi threaded, and the proper kind of threads. Jared Boivin, Patrice J [EMAIL PROTECTED] Sent by: [EMAIL PROTECTED] 07/24/2002 12:29 PM Please respond to ORACLE-L To: Multiple recipients of list ORACLE-L [EMAIL PROTECTED] cc: Subject:SMP on windows2000 I am probably just complaining now, I think I know the answer already. Is it possible to force Windows2000 to spread the load for one application to 2 or more CPUs, from the OS side? Regards, Patrice Boivin Systems Analyst (Oracle Certified DBA) Systems Admin Operations | Admin. et Exploit. des systèmes Technology Services| Services technologiques Informatics Branch | Direction de l'informatique Maritimes Region, DFO | Région des Maritimes, MPO E-Mail: [EMAIL PROTECTED] -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Boivin, Patrice J INET: [EMAIL PROTECTED] Fat City Network Services-- (858) 538-5051 FAX: (858) 538-5051 San Diego, California-- Public Internet access / Mailing Lists To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing). W±ë zØ^¡÷âr¥9,BÅm¶ÿà (§Ú©Êëa¢² 2ZçR¶)e§b³+ ¢aZ´(È×ÂäIêïǬó9ßÎtçQ@_Î|ç9ÓRjpâz jX¢¹âhû'׫ëZqǬ³óX§¸¬¶ÄèDCTL¨º» ÷ë¢kaÉX§X¬¶Ç§u©Ä1¨¥ë,j ¸¬´k«¹ör+rr§¢×\ ²¥)à¡òâ²Ñ®®æ§v)í é²Æ xb)Üç^jX§yÊ'µ¨§x5%9,Bè®Ø^©¡ùX§X¬·*.Á©í¶Þ騽ç_®¢éÉ©l¢Ç§vØ^ BÏr¦jw_¢º- êâú+«b¢ybë.nÇ+¸§
Re: SMP on windows2000
My understanding is according to design it should do it automatically. My experience is it does, sort of. But the app has to be multi-threaded (by the OS definition, not just context-mapped like Java green threads) for it to ever use more than one processor at the same time. If your single-threaded then for obvious reasons NT will tend to give the next time-slice to the same processor if it's not busy, so it looks like you're stuck on the same one much of the time. With the task manager you can set processor affinity on MP machines from the right-click menu of the process. This limits which of the N processors will be used to schedule your process. So you can limit one processor hog to 1 or 2 processors and let the well behaved programs run freely on the others. I don't know how to do this using non-gui tools or to set it up at start time, and your userid has to have permission to do it (essentially you have to be running as the process owner). But it's a starting point for research :). Boivin, Patrice J wrote: I am probably just complaining now, I think I know the answer already. Is it possible to force Windows2000 to spread the load for one application to 2 or more CPUs, from the OS side? Regards, Patrice Boivin Systems Analyst (Oracle Certified DBA) Systems Admin Operations | Admin. et Exploit. des systèmes Technology Services| Services technologiques Informatics Branch | Direction de l'informatique Maritimes Region, DFO | Région des Maritimes, MPO E-Mail: [EMAIL PROTECTED] -- Please see the official ORACLE-L FAQ: http://www.orafaq.com -- Author: Boivin, Patrice J INET: [EMAIL PROTECTED] Fat City Network Services-- (858) 538-5051 FAX: (858) 538-5051 San Diego, California-- Public Internet access / Mailing Lists To REMOVE yourself from this mailing list, send an E-Mail message to: [EMAIL PROTECTED] (note EXACT spelling of 'ListGuru') and in the message BODY, include a line containing: UNSUB ORACLE-L (or the name of mailing list you want to be removed from). You may also send the HELP command for other information (like subscribing). begin:vcard n:Jerman;Don tel;work:919.508.1886 x-mozilla-html:TRUE org:Database Management Service,Information Technology version:2.1 email;internet:[EMAIL PROTECTED] title:Database Administrator adr;quoted-printable:;;Database Management Service,Information Technology=0D=0A104 Fayetteville Street Mall;Raleigh;NC;27699-1521;USA x-mozilla-cpt:;-9536 fn:Don Jerman end:vcard
