Re: src/sys/vm/vm_init.c v1.43 hangs amd64

From: Doug White <dwhite_at_gumbysoft.com>
Date: Mon, 10 May 2004 10:11:17 -0700 (PDT)
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_at_gumbysoft.com          |  www.FreeBSD.org
Received on Mon May 10 2004 - 08:11:18 UTC

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