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SubjectRe: Locked up 2.4.10-pre11 on Tyan 815t motherboard.
In article <> wrote:
| Andrew Morton wrote:
| > nmi_watchdog will force an oops if the machine locks up
| > with interrupts disabled (as I suspect mine did). But
| > it requires an SMP kernel or IO-APIC-on-UP.
| I just built a 2.4.8 kernel with the APIC enabled. It locked
| hard and printed no OOPS. I had set the boot cmd line as:
| nmi_watchdog=1

This only works if you have a lock with no response. If keyboard input
is echoed or ping still works, that's not the tight lockup. May I
suggest the software watchdog feature as an alternative. It's much
better at finding cases where the system is only braindead rather than
locked up.

bill davidsen <>
"If I were a diplomat, in the best case I'd go hungry. In the worst
case, people would die."
-- Robert Lipe
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