RE: Kernel lock-up with NPTL
"Perez-Gonzalez, Inaky" <[email protected]>
| Newsgroups | gmane.comp.lib.phil |
|---|---|
| Message-ID | <[email protected]> |
> From: 'Carlo Wood' [mailto:[email protected]] > > On Thu, Jun 05, 2003 at 06:59:50PM -0700, Perez-Gonzalez, Inaky wrote: > > That's like an emergency pull out that might work if things are > > not too hoosed. It will print the state of all the tasks. > > Hmm, I'll try. > > > BTW - you are forcing the lock from the console, right? not from X. > > from X. Ok, you need to do it from the console - if the program is strictly X window based, start X, then switch back to console 1 (for example), log-in with the same user as the one on the X session and run the program as $ export DISPLAY=:0.0 $ PROGRAM [ARGUMENTS] If you are on X, without a serial console, you will never see the kernel output when in big trouble ... > > Try to enable also the hangcheck timer (kernel's config, character > > device, last option, AFAIR). > > That seems to be 'Watchdog Timer Support', I thought you > need hardware for that (ie http://www.pcwd.de/) It is similar, but not the same. This is a TSC based timer; if the interrupts are not too hosed, it will still work. Iñaky Pérez-González -- Not speaking for Intel -- all opinions are my own (and my fault)