Date: Tue, 7 Oct 2008 06:37:10 -0700 From: Jeremy Chadwick <koitsu@FreeBSD.org> To: Gerrit =?iso-8859-1?Q?K=FChn?= <gerrit@pmp.uni-hannover.de> Cc: freebsd-stable@freebsd.org, jeff@freebsd.org, d@delphij.net, John Baldwin <jhb@freebsd.org> Subject: Re: Regression 7.0R -> 7-stable? Message-ID: <20081007133710.GA50114@icarus.home.lan> In-Reply-To: <20081007143724.a01502e4.gerrit@pmp.uni-hannover.de> References: <20080807132947.061d24eb.gerrit@pmp.uni-hannover.de> <489B7D62.4080606@delphij.net> <20080814084637.97997c02.gerrit@pmp.uni-hannover.de> <200808230750.09774.jhb@freebsd.org> <20080825094923.d2d29148.gerrit@pmp.uni-hannover.de> <20080825075332.GA64793@eos.sc1.parodius.com> <20080827111629.eba80560.gerrit@pmp.uni-hannover.de> <20081007133801.00349649.gerrit@pmp.uni-hannover.de> <20081007143724.a01502e4.gerrit@pmp.uni-hannover.de>
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On Tue, Oct 07, 2008 at 02:37:24PM +0200, Gerrit Kühn wrote: > On Tue, 7 Oct 2008 13:38:01 +0200 Gerrit Kühn <gerrit@pmp.uni-hannover.de> > wrote about Re: Regression 7.0R -> 7-stable?: > > [...] > > GK> However, yesterday I upgraded the system to a recent 7-stable > GK> codebase, and now it locks again hard after probing the CPU cores. My > GK> setup remained exactly the same, the new code just does not work. > GK> Please let me know what I have do to provide further information. > > Well, comparing the kernel setups again I found one thing that makes a > difference: The scheduler (somewhen SCHED_ULE has been declared the > default). > SCHED_ULE is crashing the system, SCHED_4BSD works fine... This is of great concern if in fact that's true. I'm adding Jeff Roberson, author of the ULE/SMP2.0 code, to the CC. -- | Jeremy Chadwick jdc at parodius.com | | Parodius Networking http://www.parodius.com/ | | UNIX Systems Administrator Mountain View, CA, USA | | Making life hard for others since 1977. PGP: 4BD6C0CB |
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