Re: Lost Ticks on x86_64

2005-08-07 Thread Erick Turnquist
> Some BIOSes do not lock SMM, and you *could* turn it off at the chipset > level. I don't see anything about SMM in my BIOS configuration even with the advanced options enabled... Turning it off at the chipset level sounds like a hardware hack - is it? The gettimeofday patch for 2.6.13-rc3

Re: Lost Ticks on x86_64

2005-08-07 Thread Erick Turnquist
> It's most likely bad SMM code in the BIOS that blocks the CPU too long > and is triggered in idle. Might a BIOS flash help, or is this something that's there to stay? > No way to fix this, but you can work around it with very new kernels > by compiling with a lower HZ than 1000. Actually, it

Re: Lost Ticks on x86_64

2005-08-07 Thread Erick Turnquist
It's most likely bad SMM code in the BIOS that blocks the CPU too long and is triggered in idle. Might a BIOS flash help, or is this something that's there to stay? No way to fix this, but you can work around it with very new kernels by compiling with a lower HZ than 1000. Actually, it was

Re: Lost Ticks on x86_64

2005-08-07 Thread Erick Turnquist
Some BIOSes do not lock SMM, and you *could* turn it off at the chipset level. I don't see anything about SMM in my BIOS configuration even with the advanced options enabled... Turning it off at the chipset level sounds like a hardware hack - is it? The gettimeofday patch for 2.6.13-rc3 won't

Lost Ticks on x86_64

2005-08-06 Thread Erick Turnquist
Hi, I'm running an Athlon64 X2 4400+ (a dual core model) with an nVidia GeForce 6800 Ultra on a Gigabyte GA-K8NXP-SLI motherboard and getting nasty messages like these in my dmesg: warning: many lost ticks. Your time source seems to be instable or some driver is hogging interupts rip

Lost Ticks on x86_64

2005-08-06 Thread Erick Turnquist
Hi, I'm running an Athlon64 X2 4400+ (a dual core model) with an nVidia GeForce 6800 Ultra on a Gigabyte GA-K8NXP-SLI motherboard and getting nasty messages like these in my dmesg: warning: many lost ticks. Your time source seems to be instable or some driver is hogging interupts rip