Re: smp in 5.1

2003-08-14 Thread Steve Kargl
On Tue, Aug 12, 2003 at 08:25:38AM +1000, Andy Farkas wrote: > On Mon, 11 Aug 2003, Eriq Lamar wrote: > > > Is there any advantage in 5.1 over 4.8 for two amd mp's. and if so could > > someone tell what they are. I am interested in building dual system using > > mp's but not sure which version wou

RE: smp in 5.1

2003-08-14 Thread Andre Guibert de Bruet
PROTECTED] On Behalf Of Steve Kargl > Sent: Monday, August 11, 2003 7:10 PM > To: Andy Farkas > Cc: [EMAIL PROTECTED]; Eriq Lamar > Subject: Re: smp in 5.1 > > > On Tue, Aug 12, 2003 at 08:25:38AM +1000, Andy Farkas wrote: > > On Mon, 11 Aug 2003, Eriq Lamar wrote: &g

RE: smp in 5.1

2003-08-14 Thread Evan Dower
. ;-) Evan Dower From: Andre Guibert de Bruet <[EMAIL PROTECTED]> To: [EMAIL PROTECTED] Subject: RE: smp in 5.1 Date: Mon, 11 Aug 2003 22:40:21 -0400 (EDT) I guess I'll chime in as well... I have a Dual Athlon 2000+ MP here and it's running like a charm with SCHED_4BSD. Andy > An

Re: smp in 5.1

2003-08-14 Thread Kris Kennaway
On Tue, Aug 12, 2003 at 08:25:38AM +1000, Andy Farkas wrote: > On Mon, 11 Aug 2003, Eriq Lamar wrote: > > > Is there any advantage in 5.1 over 4.8 for two amd mp's. and if so could > > someone tell what they are. I am interested in building dual system using > > mp's but not sure which version wou

Re: smp in 5.1

2003-08-14 Thread Garance A Drosihn
At 6:16 PM -0400 8/11/03, Eriq Lamar wrote: Is there any advantage in 5.1 over 4.8 for two amd mp's. and if so could someone tell what they are. I am interested in building dual system using mp's but not sure which version would be better. I run 5.x on a dual-Althon 2000 machine. I have no idea if

Re: smp in 5.1

2003-08-12 Thread Andy Farkas
On Mon, 11 Aug 2003, Eriq Lamar wrote: > Is there any advantage in 5.1 over 4.8 for two amd mp's. and if so could > someone tell what they are. I am interested in building dual system using > mp's but not sure which version would be better. Scheduling in 5.1 is broken (sched_ule doesn't even work

RE: smp in 5.1

2003-08-11 Thread derwood
nt: Monday, August 11, 2003 7:10 PM To: Andy Farkas Cc: [EMAIL PROTECTED]; Eriq Lamar Subject: Re: smp in 5.1 On Tue, Aug 12, 2003 at 08:25:38AM +1000, Andy Farkas wrote: > On Mon, 11 Aug 2003, Eriq Lamar wrote: > > > Is there any advantage in 5.1 over 4.8 for two amd mp's. and if so

Re: SMP in 5.1 cant deactivate hyperthreading

2003-06-13 Thread Doug White
On Thu, 12 Jun 2003, Killing wrote: > > Halting them will still cause the CPUs to be detected. They just won't do > > any useful work. > > Yep but the issue is that all the core admin tools are unaware of this and > hence include the virtual cores in idle calcs etc making load monitoring > impossi

Re: SMP in 5.1 cant deactivate hyperthreading

2003-06-12 Thread Steven Hartland
Original Message - From: "John-Mark Gurney" <[EMAIL PROTECTED]> > > Yes 5.X is still new tech and may not run on all machines but on the ones > > which it does ( and it runs very well here ) basic tools are required. If > > it doesn't run on a machine your under know false impressions, if

Re: SMP in 5.1 cant deactivate hyperthreading

2003-06-12 Thread John-Mark Gurney
Killing wrote this message on Thu, Jun 12, 2003 at 18:47 +0100: > I suppose the hurry is that basic utils that we use day to day like top > and vmstat to monitor machine load cannot be trusted to give accurate > info. Actually, the basic tools ARE correct, there is a cpu sitting idle that the sysa

Re: SMP in 5.1 cant deactivate hyperthreading

2003-06-12 Thread Killing
> Well, hyperthreading can be disabled via a kernel directive, right? >From what I've seen that was removed between 5.0 and 5.1 correct me if Im wrong. > > Which ever it needs someone to pick it up ASAP dont you think? > > Really? What's the hurry? FreeBSD 5.x isn't even bootable/installa

Re: SMP in 5.1 cant deactivate hyperthreading

2003-06-12 Thread Tom Samplonius
On Thu, 12 Jun 2003, Killing wrote: > - Original Message - > From: "Doug White" <[EMAIL PROTECTED]> > > > sysctl machdep.hlt_logical_cpus: > > > machdep.hlt_logical_cpus: 1 > > > > Halting them will still cause the CPUs to be detected. They just won't do > > any useful work. > > Yep bu

Re: SMP in 5.1 cant deactivate hyperthreading

2003-06-12 Thread Killing
- Original Message - From: "Doug White" <[EMAIL PROTECTED]> > > sysctl machdep.hlt_logical_cpus: > > machdep.hlt_logical_cpus: 1 > > Halting them will still cause the CPUs to be detected. They just won't do > any useful work. Yep but the issue is that all the core admin tools are unaware

Re: SMP in 5.1 cant deactivate hyperthreading

2003-06-12 Thread Doug White
On Wed, 11 Jun 2003, Steven Hartland wrote: > sysctl machdep.hlt_logical_cpus: > machdep.hlt_logical_cpus: 1 Halting them will still cause the CPUs to be detected. They just won't do any useful work. > Relevant sections from dmesg: > Programming 24 pins in IOAPIC #0 > IOAPIC #0 intpin 2 -> irq 0