Date: Thu, 8 Apr 2010 22:15:00 +0530 From: Anoop Kumar Narayanan <anoop.kn@gmail.com> To: Masoom Shaikh <masoom.shaikh@gmail.com> Cc: freebsd-hackers@freebsd.org, freebsd-stable@freebsd.org, Ivan Voras <ivoras@freebsd.org>, freebsd-questions@freebsd.org Subject: Re: random FreeBSD panics Message-ID: <w2h7ff5545f1004080945pf4eb3e25jeec65b38c96b9755@mail.gmail.com> In-Reply-To: <q2ib10011eb1004030551yf6b94e76x7524930a47a60edd@mail.gmail.com> References: <b10011eb1003280128k4034e667v1377205888e7a2d@mail.gmail.com> <honb8m$ncu$1@dough.gmane.org> <b10011eb1003280418l2038c651saf0d09fc48ab3966@mail.gmail.com> <9bbcef731003280503q4993e5b4ud8d874b8e9c376a9@mail.gmail.com> <b10011eb1003280742i3d45b14bu6492328ce5bc745a@mail.gmail.com> <9bbcef731003281038x33b8a9atc2a81d22aa26468@mail.gmail.com> <q2ib10011eb1004030551yf6b94e76x7524930a47a60edd@mail.gmail.com>
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On Sat, Apr 3, 2010 at 6:21 PM, Masoom Shaikh <masoom.shaikh@gmail.com> wro= te: > On Sun, Mar 28, 2010 at 5:38 PM, Ivan Voras <ivoras@freebsd.org> wrote: >> On 28 March 2010 16:42, Masoom Shaikh <masoom.shaikh@gmail.com> wrote: >> >>> lets assume if this is h/w problem, then how can other OSes overcome >>> this ? is there a way to make FreeBSD ignore this as well, let it >>> result in reasonable performance penalty. >> >> Very probably, if only we could detect where the problem is. >> Try adding "options =A0 =A0 PRINTF_BUFR_SIZE=3D128" to the kernel >> configuration file if you can, to see if you can get a less mangled >> log outout. >> > > ok, after few days of silence I am back with more questions > this time system feels little better, it is able to sustain for more > time that what 7.3-RELEASE could > > FreeBSD raptor 8.0-RELEASE-p2 FreeBSD 8.0-RELEASE-p2 #0: Thu Apr =A01 > 01:20:45 UTC 2010 =A0 =A0 root@:/usr/obj/usr/src/sys/INSPIRON =A0amd64 > > I am using KDE4, and when OS freezes, well it freezes, means I cannot > change to tty0 and see the panic text, if any it might possibly have > spit. the stuck frozen GUI keeps staring there. So the question is how > to I capture that panic text ? unfortunately I am not getting core > files too, so there is nothing I can pick up hints > > is there some option (KDB, DDB), so that on panic system drop to debugger= ? > > Masoom Shaikh I am having the very same problem, with my AMD64 running i386 (both 7.3-REL and 8.0-REL) keeps crashing, The best part is, if I disable ACPI it crashes before it even boots up so is the case with safe-mode and single-user-mode. With ACPI it boots up but crashes after a while. I have the vmcore files on the system. Who do I contact on this regard ? > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.o= rg" >
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