Date: Thu, 16 Oct 1997 00:09:13 -0700 (PDT) From: Simon Shapiro <Shimon@i-Connect.Net> To: Bruce Evans <bde@zeta.org.au> Cc: j@uriah.heep.sax.de, freebsd-current@FreeBSD.ORG Subject: Re: lockmgr panic Message-ID: <XFMail.971016000913.Shimon@i-Connect.Net> In-Reply-To: <199710160509.PAA08005@godzilla.zeta.org.au>
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Hi Bruce Evans; On 16-Oct-97 you wrote: > >Speaking of bandaids, would anybody mind me committing Mr. KATO's > >fix/hack? (Of course, unless he's going to commit it himself.) The > >patch seems to solve the vn(4) lockmgr problem. > > I think it substitutes panics with deadlock possibilities. Perhaps > the deadlocks are rare. Nope. Easy to do. Sometimes during boot. There is a timong or hardware component to this, as we see it in the manufacturing lab; Same disk, same install, replace a motherboard and its gone. > >I haven't made a release on a 2.2.5-BETA system lately. If the > >problem there is the same, i would vote for moving the fix there as > > I think the problem is the same but the symptoms are worse - endless > recursion and at best a panic for a double fault. Yup. Seen that lately, but it goes away as quickly as it comes. If you need machines to test this on, let me know. --- Sincerely Yours, Simon Shapiro Atlas Telecom Senior Architect 14355 SW Allen Blvd., Suite 130 Beaverton OR 97005 Shimon@i-Connect.Net Voice: 503.799.2313
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