Re: severe I/O performance issues on 2.4.22 SMP system

2003-10-31 Thread Daniel Erat
On Sat, Nov 01, 2003 at 08:26:40AM +1100, Glenn Hocking wrote: > Hi Daniel > > My experience is that SMP is only great in some specific situations, > normally where all the software and hardware is built for the specific > SMP implementation. > > As an example, I had a lot of problems with DPTs R

Re: severe I/O performance issues on 2.4.22 SMP system

2003-10-31 Thread Daniel Erat
On Sat, Nov 01, 2003 at 08:37:42AM +1100, Russell Coker wrote: > On Sat, 1 Nov 2003 07:38, Daniel Erat wrote: > > The server has a SuperMicro Super P4DP6 motherboard with dual Xeon > > 2.4Ghz processors and 4 GB of RAM.  One of the two onboard Adaptec > > 7899P SCSI chipsets is being used to contro

Re: severe I/O performance issues on 2.4.22 SMP system

2003-10-31 Thread Daniel Erat
On Sat, Nov 01, 2003 at 08:26:40AM +1100, Glenn Hocking wrote: > Hi Daniel > > My experience is that SMP is only great in some specific situations, > normally where all the software and hardware is built for the specific > SMP implementation. > > As an example, I had a lot of problems with DPTs R

Re: severe I/O performance issues on 2.4.22 SMP system

2003-10-31 Thread Daniel Erat
On Sat, Nov 01, 2003 at 08:37:42AM +1100, Russell Coker wrote: > On Sat, 1 Nov 2003 07:38, Daniel Erat wrote: > > The server has a SuperMicro Super P4DP6 motherboard with dual Xeon > > 2.4Ghz processors and 4 GB of RAM.  One of the two onboard Adaptec > > 7899P SCSI chipsets is being used to contro

Re: severe I/O performance issues on 2.4.22 SMP system

2003-10-31 Thread Russell Coker
On Sat, 1 Nov 2003 07:38, Daniel Erat wrote: > The server has a SuperMicro Super P4DP6 motherboard with dual Xeon > 2.4Ghz processors and 4 GB of RAM.  One of the two onboard Adaptec 7899P > SCSI chipsets is being used to control a disk that has the OS, and a My experience is that the kernel.org k

Re: severe I/O performance issues on 2.4.22 SMP system

2003-10-31 Thread Glenn Hocking
Hi Daniel My experience is that SMP is only great in some specific situations, normally where all the software and hardware is built for the specific SMP implementation. As an example, I had a lot of problems with DPTs RAID controllers when they moved to I20 based hardware, and I started using Du

severe I/O performance issues on 2.4.22 SMP system

2003-10-31 Thread Daniel Erat
I've been experiencing some serious performance issues that appear to be I/O-related with a dual-Xeon 2.4.22 mail server. The server has a SuperMicro Super P4DP6 motherboard with dual Xeon 2.4Ghz processors and 4 GB of RAM. One of the two onboard Adaptec 7899P SCSI chipsets is being used to contr

Re: severe I/O performance issues on 2.4.22 SMP system

2003-10-31 Thread Russell Coker
On Sat, 1 Nov 2003 07:38, Daniel Erat wrote: > The server has a SuperMicro Super P4DP6 motherboard with dual Xeon > 2.4Ghz processors and 4 GB of RAM.  One of the two onboard Adaptec 7899P > SCSI chipsets is being used to control a disk that has the OS, and a My experience is that the kernel.org k

Re: severe I/O performance issues on 2.4.22 SMP system

2003-10-31 Thread Glenn Hocking
Hi Daniel My experience is that SMP is only great in some specific situations, normally where all the software and hardware is built for the specific SMP implementation. As an example, I had a lot of problems with DPTs RAID controllers when they moved to I20 based hardware, and I started using Du

Boost Your Car's Gas Mileage 27%+.....diallo

2003-10-31 Thread Janet Stephenson
FUEL SAVER PRO This revolutionary device Boosts Gas Mileage 27%+ by helping fuel burn better using three patented processes from General Motors. Take a test drive Today - http://www.llat.org?axel=49 PROVEN TECHNOLOGY A certified U.S. Environmental Protection Agency (EPA) laboratory recently co

severe I/O performance issues on 2.4.22 SMP system

2003-10-31 Thread Daniel Erat
I've been experiencing some serious performance issues that appear to be I/O-related with a dual-Xeon 2.4.22 mail server. The server has a SuperMicro Super P4DP6 motherboard with dual Xeon 2.4Ghz processors and 4 GB of RAM. One of the two onboard Adaptec 7899P SCSI chipsets is being used to contr

Boost Your Car's Gas Mileage 27%+.....diallo

2003-10-31 Thread Janet Stephenson
FUEL SAVER PRO This revolutionary device Boosts Gas Mileage 27%+ by helping fuel burn better using three patented processes from General Motors. Take a test drive Today - http://www.llat.org?axel=49 PROVEN TECHNOLOGY A certified U.S. Environmental Protection Agency (EPA) laboratory recently com

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2003-10-31 Thread Sandro Eustáquio Alves de Oliveira
 

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2003-10-31 Thread Sandro Eustáquio Alves de Oliveira