Re: 2.6.20.1: reproducible hard lockup (with some configurations)

2007-03-17 Thread Corey Hickey
Corey Hickey wrote: > Hello, > > I am experiencing a hard lockup with 2.6.20.1. Whenever the system locks > up, it locks up hard: nothing is printed to the console and the magic > SysRQ key has no effect--the only thing I can do is poke the reset > button. I have reasonable fait

Re: CONFIG_PREEMPT -> crash under load in 2.6.20?

2007-03-04 Thread Corey Hickey
Nix wrote: >>> I can't tell if magic sysrq dies, because as far as I know there's no >>> way to get magic sysrq to do much visible when you're in X, and I can't >>> get anything to go over the network kernel syslog because the network is >>> dead. >> You should still be able to use SysRQ even in X.

Re: CONFIG_PREEMPT -> crash under load in 2.6.20?

2007-03-04 Thread Corey Hickey
Nix wrote: > The lockups are almost total: network traffic ceases, the keyboard goes > dead, nothing hits the disk. Once, however, it locked up while I was > playing an ogg (emu10k1 / SB Live), and the sound did *not* die, but > instead went into a ~1.5s-long tight loop. (Perhaps this was the card

2.6.20.1: reproducible hard lockup (with some configurations)

2007-03-03 Thread Corey Hickey
Hello, I am experiencing a hard lockup with 2.6.20.1. Whenever the system locks up, it locks up hard: nothing is printed to the console and the magic SysRQ key has no effect--the only thing I can do is poke the reset button. I have reasonable faith in the stability of my hardware: I can run memtes