On 04/30/2019 02:02 PM, John Klos via cctalk wrote: >> The system is mostly idle, RAM is mostly free (there's 32mb), >> there is almost no paging, but the CPU is spending upwards of 70% of the >> time in the interrupt stack mode. > > If I had to guess, I'd say the most likely culprit is ethernet. Try > disconnecting ethernet, perhaps the AUI, too, and see if it's any > different. > > John Last time I'd seen that another system on the network was jabbering... it had a bad DEQNA.
Allison
