Bug#678443: Hard lockups due to lockup-detector (NMIs) on multi-Pentium-3 SMP systems on all kernel builds since 2.6.38

2012-08-05 Thread Hans-Juergen Mauser
: 0 netfinity5000:~$ free total used free sharedbuffers cached Mem: 20748041340228 734576 0 294672 805404 -/+ buffers/cache: 2401521834652 Swap: 1943860 01943860 Best regards, Hans-Juergen Mauser

Bug#678443: Hard lockups due to lockup-detector (NMIs) on multi-Pentium-3 SMP systems on all kernel builds since 2.6.38

2012-07-11 Thread Hans-Juergen Mauser
Hello, Ben Hutchings wrote: [...] I think it's fine and has nothing to do with the problem. Since you say it has taken 1-8 days for any problem to appear, I suppose you will have to wait a few weeks to have some confidence that 'nowatchdog' makes a difference. well, even if you think

Bug#678443: Hard lockups due to lockup-detector (NMIs) on multi-Pentium-3 SMP systems on all kernel builds since 2.6.38

2012-07-01 Thread Hans-Juergen Mauser
Hello, currently the system starts reaching an amount of uptime that was hardly possible before setting nowatchdog: netfinity5000:~# uptime 13:43:12 up 10 days, 20:43, 2 users, load average: 0,01, 0,08, 0,07 When we reach 14 days or more, we know that it's really the watchdog/NMI feature

Bug#678443: Hard lockups due to lockup-detector (NMIs) on muti-Pentium-3 SMP systems on all kernel builds since 2.6.38

2012-06-22 Thread Hans-Juergen Mauser
Hello, Ben Hutchings wrote: On Thu, 2012-06-21 at 21:25 +0200, Hans-Juergen Mauser wrote: [...] Here we see again how bad the documentation of open-source projects sometimes is cared about... even when configuring a kernel, the config help says that the nmi watchdog had to be enabled

Bug#678443: Hard lockups due to lockup-detector (NMIs) on muti-Pentium-3 SMP systems on all kernel builds since 2.6.38

2012-06-21 Thread Hans-Juergen Mauser
Package: linux-2.6 Version: 2.6.38-5 Hello! (Backgrund information: the motivation for this bug report comes from bug 639331 which already seems to have dug more deeply into the version introducing this berhaviour) The NMI watchdog mechanism (as I know today it is the probable source) has

Bug#639331: linux-image-2.6.36-rc6-686-bigmem: Closing laptop lid hangs the system on Dell studio 1555

2012-06-20 Thread Hans-Juergen Mauser
Hello! I am very happy having found this bug report as it is possible that the NMI watchdog mechanism has given me serious headaches since Debian kernel 2.6.38 was released! I cannot tell it definitely yet as it is an intermittent error in my case which may take up to a week to appear once,