On Mon, 2004-02-02 at 12:22, Norman Gaywood wrote: > I have a 4 processor Xeon system booted with: > > kernel /vmlinuz-2.4.22-1.2166.nptlsmp ro root=/dev/md2 nmi_watchdog=1 > > /proc/interrupts looks pretty sick: If you mean 'all ints go to cpu0', thats not a kernel bug, you need to run irqbalance. Dave