Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-10-08 Thread Helge Hafting
Thomas Gleixner wrote: On Sat, 29 Sep 2007, Helge Hafting wrote: Thomas Gleixner wrote: I have gone back to 2.6.22rc4, which seems to work. This is a single opteron, although on a dual-slot board. Can you switch to serial console, so we can get some information out of

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-10-08 Thread Helge Hafting
Thomas Gleixner wrote: On Sat, 29 Sep 2007, Helge Hafting wrote: Thomas Gleixner wrote: I have gone back to 2.6.22rc4, which seems to work. This is a single opteron, although on a dual-slot board. Can you switch to serial console, so we can get some information out of

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-10-05 Thread Helge Hafting
Andi Kleen wrote: Helge Hafting <[EMAIL PROTECTED]> writes: shrink_dcache_memory That usually means random memory corruption from somewhere -- dcache tends to use a lot of memory and when it is corrupted anywhere these functions tend to crash while walking the lists. Unfortunately

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-10-05 Thread Helge Hafting
Andi Kleen wrote: Helge Hafting [EMAIL PROTECTED] writes: shrink_dcache_memory That usually means random memory corruption from somewhere -- dcache tends to use a lot of memory and when it is corrupted anywhere these functions tend to crash while walking the lists. Unfortunately

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-10-01 Thread Helge Hafting
Andi Kleen wrote: Helge Hafting <[EMAIL PROTECTED]> writes: shrink_dcache_memory That usually means random memory corruption from somewhere -- dcache tends to use a lot of memory and when it is corrupted anywhere these functions tend to crash while walking the lists. Unfortunately

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-10-01 Thread Helge Hafting
Andi Kleen wrote: Helge Hafting [EMAIL PROTECTED] writes: shrink_dcache_memory That usually means random memory corruption from somewhere -- dcache tends to use a lot of memory and when it is corrupted anywhere these functions tend to crash while walking the lists. Unfortunately

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-09-30 Thread Andi Kleen
Helge Hafting <[EMAIL PROTECTED]> writes: > > shrink_dcache_memory That usually means random memory corruption from somewhere -- dcache tends to use a lot of memory and when it is corrupted anywhere these functions tend to crash while walking the lists. Unfortunately memory corruption is hard

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-09-30 Thread Helge Hafting
Thomas Gleixner wrote: On Sat, 29 Sep 2007, Helge Hafting wrote: Thomas Gleixner wrote: I have gone back to 2.6.22rc4, which seems to work. This is a single opteron, although on a dual-slot board. Can you switch to serial console, so we can get some information out of

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-09-30 Thread Thomas Gleixner
On Sat, 29 Sep 2007, Helge Hafting wrote: > Thomas Gleixner wrote: > > > I have gone back to 2.6.22rc4, which seems to work. > > > > > > This is a single opteron, although on a dual-slot board. > > > > > > > Can you switch to serial console, so we can get some information out of > > that

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-09-30 Thread Thomas Gleixner
On Sat, 29 Sep 2007, Helge Hafting wrote: Thomas Gleixner wrote: I have gone back to 2.6.22rc4, which seems to work. This is a single opteron, although on a dual-slot board. Can you switch to serial console, so we can get some information out of that box? Sysrq-B is

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-09-30 Thread Helge Hafting
Thomas Gleixner wrote: On Sat, 29 Sep 2007, Helge Hafting wrote: Thomas Gleixner wrote: I have gone back to 2.6.22rc4, which seems to work. This is a single opteron, although on a dual-slot board. Can you switch to serial console, so we can get some information out of

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-09-30 Thread Andi Kleen
Helge Hafting [EMAIL PROTECTED] writes: shrink_dcache_memory That usually means random memory corruption from somewhere -- dcache tends to use a lot of memory and when it is corrupted anywhere these functions tend to crash while walking the lists. Unfortunately memory corruption is hard to

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-09-29 Thread Helge Hafting
Thomas Gleixner wrote: On Mon, 2007-09-24 at 23:08 +0200, Helge Hafting wrote: The two kernels mentioned hangs occationally. Typically when I compile something and pass the time by surfing the web. A few minutes and then I notice that the mouse (and everything else in X) stops. kbd LEDs

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-09-29 Thread Helge Hafting
Thomas Gleixner wrote: On Mon, 2007-09-24 at 23:08 +0200, Helge Hafting wrote: The two kernels mentioned hangs occationally. Typically when I compile something and pass the time by surfing the web. A few minutes and then I notice that the mouse (and everything else in X) stops. kbd LEDs

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-09-24 Thread Thomas Gleixner
On Mon, 2007-09-24 at 23:08 +0200, Helge Hafting wrote: > The two kernels mentioned hangs occationally. > Typically when I compile something and pass the time > by surfing the web. > > A few minutes and then I notice that the mouse (and everything else in X) > stops. kbd LEDs does not react to

Re: x86-64 sporadic hang in 2.6.23rc7 and 2.6.22

2007-09-24 Thread Thomas Gleixner
On Mon, 2007-09-24 at 23:08 +0200, Helge Hafting wrote: The two kernels mentioned hangs occationally. Typically when I compile something and pass the time by surfing the web. A few minutes and then I notice that the mouse (and everything else in X) stops. kbd LEDs does not react to