Robert Watson wrote: > On Fri, 15 Oct 2004, Guido van Rooij wrote: > >>It turns out this was a memory problem. Refitting the dimms was all >>that was needed to 'solve' the issue. The weird thing is that >>1. The BIOS had memtesting enabled and did not complain >>2. W2K seemed to install ok (though I never let it hit the disk) >>3. FBSD would repeatedly crash at exactly the same spot. >> >>I am beginning to wonder if we should have a boot option that enables a >>thorough memtest from within the kernel...(e.g. boot -m). > > I guess the old /dev/test_for_shoddy_workmanship driver is working :-). > > It's probably just bad luck -- BIOS memory testing is generally pretty > poor, and it could just be FreeBSD stored your root vnode pointer (or some > other critical thing) in a memory word that Win2K was using for an icon, > so a single bit twiddle did pretty different things. Glad it's fixed. I > occasionally wonder if we shouldn't build a memory tester into the FreeBSD > boot loader to help diagnose this sort of stuff, though. Not to run every > boot, but as a diagnostics option. That would be really cool and useful! -- AndreReceived on Fri Oct 15 2004 - 10:33:41 UTC
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