Date: Thu, 14 Aug 2003 17:45:28 -0400 (EDT) From: "Adam Migus" <adam@migus.org> To: "Bruce M Simpson" <bms@spc.org> Cc: current@freebsd.org Subject: Re: make buildkernel hang with SCHED_ULE Message-ID: <40495.204.254.155.100.1060897528.squirrel@mail.migus.org> In-Reply-To: <20030814204531.GB1417@spc.org> References: <52019.192.168.4.2.1060657784.squirrel@mail.migus.org> <20030814204531.GB1417@spc.org>
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Bruce M Simpson said: > On Mon, Aug 11, 2003 at 11:09:44PM -0400, Adam Migus wrote: >> The hardware is a dual Xeon box. The kernel is SMP w/ SCHED_ULE >> instead of SCHED_4BSD, the options required for diskless and the >> following two options: >> >> options CPU_FASTER_5X86_FPU >> options CPU_UPGRADE_HW_CACHE > > Why are you using these options? they shouldn't be required for a > Xeon. > > Are you able to break in to DDB to run a ps to inspect the process > table > via the debugger key or NMI? > > BMS > Bruce, I also do testing on a dual Althon and honestly didn't bother to research whether they'd have any affect. Could/would they be causing a problem? I'll recompile without them and try again at any rate. As of now I haven't tried anything. I'd image I can break to DDB as the machine is responsive when it happens. Can you give me any helpful hints on what to look for and/or how to diagnose? -- Adam - Migus Dot Org (http://www.migus.org)
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