Date: Wed, 18 Jul 2007 14:27:53 -0700 (PDT) From: Jeff Roberson <jroberson@chesapeake.net> To: Rene Ladan <r.c.ladan@gmail.com> Cc: current@freebsd.org Subject: Re: ULE/SCHED_SMP diff for 7.0 Message-ID: <20070718142649.Y561@10.0.0.1> In-Reply-To: <469E83F8.3090103@gmail.com> References: <20070716233030.D92541@10.0.0.1> <469E83F8.3090103@gmail.com>
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On Wed, 18 Jul 2007, Rene Ladan wrote: > Jeff Roberson schreef: >> http://people.freebsd.org/~jeff/ule.diff >> >> This patch is scheduled for inclusion in 7.0. I would like anyone who >> cares to run it to validate that it does not create any stability or >> performance regression over the existing ULE. This patch replaces ULE >> with SCHED_SMP, which will now no longer exist as a seperate fork of ULE. > [..] > > I cvsupped this evening at 19:34 UTC. The new ULE scheduler works fine > in single-user mode (it survives "make kernel"), but when I go to > multi-user mode I get a "sched_add: trying to run inhibited thread" > panic (2 vmcores lost due to fsck :( ) Can you get me a backtrace? You can enable KDB and DDB in your kernel along with INVARIANTS. Just type 'tr' and record the function names Thanks, Jeff > > This is on a SMP dualcore Intel T5600 laptop (dmesg + kernelconfig attached) > > Could it be caused by some user process (pgsql / boinc) ? > > Well, at least the 4BSD continues to run... > > Regards, > Rene > -- > GPG fingerprint = E738 5471 D185 7013 0EE0 4FC8 3C1D 6F83 12E1 84F6 > (subkeys.pgp.net) > > "It won't fit on the line." > -- me, 2001 > >
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