Date: Mon, 23 Aug 2004 20:51:49 -0400 From: Brian Fundakowski Feldman <green@freebsd.org> To: Garance A Drosihn <drosih@rpi.edu> Cc: freebsd-current@freebsd.org Subject: Re: PLEASE TEST: IPI deadlock avoidance patch Message-ID: <20040824005149.GG77326@green.homeunix.org> In-Reply-To: <p0611040ebd4fe0bd637c@[128.113.24.47]> References: <20040822115345.Y94593@carver.gumbysoft.com> <p0611040ebd4fe0bd637c@[128.113.24.47]>
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On Mon, Aug 23, 2004 at 02:17:30PM -0400, Garance A Drosihn wrote: > At 12:05 PM -0700 8/22/04, Doug White wrote: > >Hey folks, [...] please try this patch: > > > >http://people.freebsd.org/~dwhite/smp_rv_mtx.patch > > > >This patch avoids a deadlock between the smp_rendezvous() > >mechanism and TLB shootdowns via pmap by forcing them to > >share a mutex. > > I have completed a series of buildworlds with -j3 to -j10 with > no problem. I then started up a "folding at home" client, and > repeated the buildworlds. No panics, but in the second set I > did have one buildworld (-j9) which failed with four processes > apparently getting a "*** Signal 6". I am not sure what that > was about. Note that all these builds were done with a `make' > that was compiled to USE_KQUEUE , so maybe that's where the > Signal's came from. In any case, the machine is still running > fine, even after that heavy pounding. Are you watching system temperatures? -- Brian Fundakowski Feldman \'[ FreeBSD ]''''''''''\ <> green@FreeBSD.org \ The Power to Serve! \ Opinions expressed are my own. \,,,,,,,,,,,,,,,,,,,,,,\
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