Expert input required: P4 odd signals, no apparent memory fault, DISABLE_PSE?

2003-10-20 Thread Jan Grant
I'm tracking -STABLE on a 1.8GHz P4 with 512MB of memory. Roughly since the PAE changes were MFCed, I've been seeing memory-corruption-related errors under specific circumstances: for example, a run of portsdb -fUu can be guaranteed to generate SIGBUS, SIGILL and SIGSEGVs in a handful of

Re: Expert input required: P4 odd signals, no apparent memory fault, DISABLE_PSE?

2003-10-20 Thread Mike Tancsa
How recent is your copy of RELENG_4 ? The PSE disable code was committed to the tree already as well as a fix so it would work with APM on the 17th. By default it is disabled. If you look at your dmesg.boot you should see Warning: Pentium 4 CPU: PSE disabled ---Mike At 11:38 AM