Date: Mon, 10 May 2004 10:11:17 -0700 (PDT) From: Doug White <dwhite@gumbysoft.com> To: YONETANI Tomokazu <qhwt+freebsd-current@les.ath.cx> Cc: freebsd-current@freebsd.org Subject: Re: src/sys/vm/vm_init.c v1.43 hangs amd64 Message-ID: <20040510101050.T74719@carver.gumbysoft.com> In-Reply-To: <20040508011005.GA12093@les.ath.cx> References: <20040430135155.C67990@carver.gumbysoft.com> <20040508011005.GA12093@les.ath.cx>
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On Sat, 8 May 2004, YONETANI Tomokazu wrote: > Hi. > > On Sat, May 01, 2004 at 08:42:46AM -0700, Doug White wrote: > > On Fri, 30 Apr 2004, Doug White wrote: > > > > > I've been having problems with adm64 hanging under load on my dual opteron > > > 244 machine. Its a HDAMA mainboard with 2GB RAM. The problems started > > > around April 8. I finally found some time this week to narrow down the > > > commit that causes the breakage; its rev 1.43 of src/sys/vm/vm_init.c. > [snip] > > 2. Changing COPTFLAGS to '-O -frename-registers -pipe' from the default > > '-O2 -frename-registers -pipe' stops the crash. So it may be an > > O2-specific optimization bug. > > Just out of curiocity, can this bug still be triggered if you leave > -frename-registers out of COPTFLAGS? I'll give it a try. -- Doug White | FreeBSD: The Power to Serve dwhite@gumbysoft.com | www.FreeBSD.org
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