Date: Wed, 8 Sep 2010 11:26:05 -0700 From: Alfred Perlstein <alfred@freebsd.org> To: sbruno@freebsd.org Cc: freebsd-hackers <freebsd-hackers@freebsd.org> Subject: Re: What is the exected behavior with the NMI button? Message-ID: <20100908182605.GI69795@elvis.mu.org> In-Reply-To: <1277475474.2411.4.camel@localhost.localdomain> References: <1277475474.2411.4.camel@localhost.localdomain>
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* Sean Bruno <seanbru@yahoo-inc.com> [100625 07:18] wrote: > While trying to get a deadlock sorted out in the GPROF code, I attempted > to use this fancy shmancy NMI button on my Dell server. > > I noted that, not unlike the goggles, it did nothing once the system was > deadlocked. I noted that when the system was running normally, an NMI > log message would be spewed to the console. > > What is supposed to happen in these two cases when we toggle the NMI > button? If you have DDB in kernel and machdep.panic_on_nmi: 1 machdep.kdb_on_nmi: 1 are set, you should get debugger. -Alfred > > Sean > > _______________________________________________ > freebsd-hackers@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hackers > To unsubscribe, send any mail to "freebsd-hackers-unsubscribe@freebsd.org" -- - Alfred Perlstein .- AMA, VMOA #5191, 03 vmax, 92 gs500, 85 ch250, 07 zx10 .- FreeBSD committer
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