From owner-freebsd-alpha Sat Sep 26 15:15:16 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id PAA24656 for freebsd-alpha-outgoing; Sat, 26 Sep 1998 15:15:16 -0700 (PDT) (envelope-from owner-freebsd-alpha@FreeBSD.ORG) Received: from smtp01.primenet.com (smtp01.primenet.com [206.165.6.131]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id PAA24643 for ; Sat, 26 Sep 1998 15:15:13 -0700 (PDT) (envelope-from tlambert@usr04.primenet.com) Received: (from daemon@localhost) by smtp01.primenet.com (8.8.8/8.8.8) id PAA10419; Sat, 26 Sep 1998 15:15:04 -0700 (MST) Received: from usr04.primenet.com(206.165.6.204) via SMTP by smtp01.primenet.com, id smtpd010412; Sat Sep 26 15:15:04 1998 Received: (from tlambert@localhost) by usr04.primenet.com (8.8.5/8.8.5) id PAA23583; Sat, 26 Sep 1998 15:14:59 -0700 (MST) From: Terry Lambert Message-Id: <199809262214.PAA23583@usr04.primenet.com> Subject: Re: Possible problem with wait syscall handling... To: gibbs@plutotech.com (Justin T. Gibbs) Date: Sat, 26 Sep 1998 22:14:59 +0000 (GMT) Cc: alpha@FreeBSD.ORG In-Reply-To: <199809262003.OAA06853@pluto.plutotech.com> from "Justin T. Gibbs" at Sep 26, 98 01:57:16 pm X-Mailer: ELM [version 2.4 PL25] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > Ken started up a buildworld on our Miata last night, but perhaps 40 > minutes later, the machine started locking up. Ping worked, but > old network connections were frozen and new network connections blocked > after the initial connection. When I came in today and dropped into DDB, > I found that almost every process on the box was sleeping on "wait". > I continued and broke back into DDB two or three more times and suddenly > the machine un-froze. Very bizarre. Assuming I can reproduce this, > anyone have any ideas where I should start poking around to determine > the cause? Make sure you apply the recent VM patches; I believe ld uses mmap. There is also a "hack patch" from Matt Dillon to unset a bit if a bit combination that shouldn't have occurred occurs. This stabilizes things considerably. Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers. To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message