Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-25 Thread Justin Piszcz
On Thu, 25 Jan 2007, Pavel Machek wrote: Hi! Is it highmem-related? Can you try it with mem=256M? Bad idea, the kernel crashes burns when I use mem=256, I had to boot 2.6.20-rc5-6 single to get back into my machine, very nasty. Remember I use an onboard graphics controller

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-25 Thread Justin Piszcz
On Thu, 25 Jan 2007, Nick Piggin wrote: Justin Piszcz wrote: On Mon, 22 Jan 2007, Andrew Morton wrote: After the oom-killing, please see if you can free up the ZONE_NORMAL memory via a few `echo 3 /proc/sys/vm/drop_caches' commands. See if you can work out what happened to the

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-25 Thread Justin Piszcz
On Wed, 24 Jan 2007, Bill Cizek wrote: Justin Piszcz wrote: On Mon, 22 Jan 2007, Andrew Morton wrote: On Sun, 21 Jan 2007 14:27:34 -0500 (EST) Justin Piszcz [EMAIL PROTECTED] wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to invoke the OOM killer

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-25 Thread Mark Hahn
Something is seriously wrong with that OOM killer. do you know you don't have to operate in OOM-slaughter mode? vm.overcommit_memory = 2 in your /etc/sysctl.conf puts you into a mode where the kernel tracks your committed memory needs, and will eventually cause some allocations to fail.

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-25 Thread Justin Piszcz
On Thu, 25 Jan 2007, Mark Hahn wrote: Something is seriously wrong with that OOM killer. do you know you don't have to operate in OOM-slaughter mode? vm.overcommit_memory = 2 in your /etc/sysctl.conf puts you into a mode where the kernel tracks your committed memory needs, and will

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-24 Thread Justin Piszcz
Is it highmem-related? Can you try it with mem=256M? Bad idea, the kernel crashes burns when I use mem=256, I had to boot 2.6.20-rc5-6 single to get back into my machine, very nasty. Remember I use an onboard graphics controller that has 128MB of RAM allocated to it and I believe the ICH8

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-24 Thread Justin Piszcz
On Mon, 22 Jan 2007, Andrew Morton wrote: On Sun, 21 Jan 2007 14:27:34 -0500 (EST) Justin Piszcz [EMAIL PROTECTED] wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to invoke the OOM killer and kill all of my processes? What's that? Software raid or hardware

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-24 Thread Justin Piszcz
And FYI yes I used mem=256M just as you said, not mem=256. Justin. On Wed, 24 Jan 2007, Justin Piszcz wrote: Is it highmem-related? Can you try it with mem=256M? Bad idea, the kernel crashes burns when I use mem=256, I had to boot 2.6.20-rc5-6 single to get back into my machine, very

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-24 Thread Justin Piszcz
On Mon, 22 Jan 2007, Andrew Morton wrote: On Sun, 21 Jan 2007 14:27:34 -0500 (EST) Justin Piszcz [EMAIL PROTECTED] wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to invoke the OOM killer and kill all of my processes? What's that? Software raid or hardware

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-24 Thread Pavel Machek
Hi! Is it highmem-related? Can you try it with mem=256M? Bad idea, the kernel crashes burns when I use mem=256, I had to boot 2.6.20-rc5-6 single to get back into my machine, very nasty. Remember I use an onboard graphics controller that has 128MB of RAM allocated to it and I believe

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-24 Thread Justin Piszcz
On Thu, 25 Jan 2007, Pavel Machek wrote: Hi! Is it highmem-related? Can you try it with mem=256M? Bad idea, the kernel crashes burns when I use mem=256, I had to boot 2.6.20-rc5-6 single to get back into my machine, very nasty. Remember I use an onboard graphics controller

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-24 Thread Justin Piszcz
On Thu, 25 Jan 2007, Pavel Machek wrote: Hi! Is it highmem-related? Can you try it with mem=256M? Bad idea, the kernel crashes burns when I use mem=256, I had to boot 2.6.20-rc5-6 single to get back into my machine, very nasty. Remember I use an onboard graphics controller

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-24 Thread Bill Cizek
Justin Piszcz wrote: On Mon, 22 Jan 2007, Andrew Morton wrote: On Sun, 21 Jan 2007 14:27:34 -0500 (EST) Justin Piszcz [EMAIL PROTECTED] wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to invoke the OOM killer and kill all of my processes? Running with PREEMPT

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-22 Thread Pavel Machek
On Sun 2007-01-21 14:27:34, Justin Piszcz wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to invoke the OOM killer and kill all of my processes? Doing this on a single disk 2.6.19.2 is OK, no issues. However, this happens every time! Anything to try? Any other

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-22 Thread Justin Piszcz
On Mon, 22 Jan 2007, Pavel Machek wrote: On Sun 2007-01-21 14:27:34, Justin Piszcz wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to invoke the OOM killer and kill all of my processes? Doing this on a single disk 2.6.19.2 is OK, no issues. However, this

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-22 Thread Andrew Morton
On Sun, 21 Jan 2007 14:27:34 -0500 (EST) Justin Piszcz [EMAIL PROTECTED] wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to invoke the OOM killer and kill all of my processes? What's that? Software raid or hardware raid? If the latter, which driver? Doing this

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-22 Thread Justin Piszcz
What's that? Software raid or hardware raid? If the latter, which driver? Software RAID (md) On Mon, 22 Jan 2007, Andrew Morton wrote: On Sun, 21 Jan 2007 14:27:34 -0500 (EST) Justin Piszcz [EMAIL PROTECTED] wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-22 Thread Pavel Machek
On Mon 2007-01-22 13:48:44, Justin Piszcz wrote: On Mon, 22 Jan 2007, Pavel Machek wrote: On Sun 2007-01-21 14:27:34, Justin Piszcz wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to invoke the OOM killer and kill all of my processes? Doing this

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-22 Thread Donald Douwsma
Andrew Morton wrote: On Sun, 21 Jan 2007 14:27:34 -0500 (EST) Justin Piszcz [EMAIL PROTECTED] wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to invoke the OOM killer and kill all of my processes? What's that? Software raid or hardware raid? If the latter, which

Re: 2.6.20-rc5: cp 18gb 18gb.2 = OOM killer, reproducible just like 2.16.19.2

2007-01-22 Thread Andrew Morton
On Tue, 23 Jan 2007 11:37:09 +1100 Donald Douwsma [EMAIL PROTECTED] wrote: Andrew Morton wrote: On Sun, 21 Jan 2007 14:27:34 -0500 (EST) Justin Piszcz [EMAIL PROTECTED] wrote: Why does copying an 18GB on a 74GB raptor raid1 cause the kernel to invoke the OOM killer and kill all of my