From owner-freebsd-threads@FreeBSD.ORG Thu Jan 31 19:36:49 2008 Return-Path: Delivered-To: freebsd-threads@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 874EB16A46C; Thu, 31 Jan 2008 19:36:49 +0000 (UTC) (envelope-from landonf@bikemonkey.org) Received: from secure.bikemonkey.org (bluefish.bikemonkey.org [69.80.211.101]) by mx1.freebsd.org (Postfix) with ESMTP id 6CD7213C4CE; Thu, 31 Jan 2008 19:36:49 +0000 (UTC) (envelope-from landonf@bikemonkey.org) Received: from [192.168.54.11] (unknown [192.168.54.11]) (using TLSv1 with cipher AES128-SHA (128/128 bits)) (No client certificate requested) by secure.bikemonkey.org (Postfix) with ESMTP id 1DDD717038; Thu, 31 Jan 2008 11:36:49 -0800 (PST) In-Reply-To: <47A22220.70006@elischer.org> References: <200801240850.m0O8o2JQ023500@freefall.freebsd.org> <4798564B.7070500@elischer.org> <20080128185830.B56811@fledge.watson.org> <479E3079.3000803@elischer.org> <20080129222455.T53151@fledge.watson.org> <20080131093321.K35034@fledge.watson.org> <47A2170D.6020308@elischer.org> <42D09215-18FD-43A1-97E8-D4CC9E97AFDD@bikemonkey.org> <47A22097.2040303@elischer.org> <79EBC63D-72A1-4CB9-962C-C4649544FF7A@bikemonkey.org> <47A22220.70006@elischer.org> Mime-Version: 1.0 (Apple Message framework v753) Content-Type: multipart/signed; protocol="application/pgp-signature"; micalg=pgp-sha1; boundary="Apple-Mail-36-162709505" Message-Id: <6DCF8C56-DFF9-41CB-8AC9-E7EB9F9A1CCC@bikemonkey.org> Content-Transfer-Encoding: 7bit From: Landon Fuller Date: Thu, 31 Jan 2008 11:36:48 -0800 To: Julian Elischer X-Pgp-Agent: GPGMail 1.1.2 (Tiger) X-Mailer: Apple Mail (2.753) Cc: Daniel Eischen , Gary Stanley , Robert Watson , freebsd-threads@freebsd.org Subject: Re: threads/119920: fork broken in libpthread X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 31 Jan 2008 19:36:49 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --Apple-Mail-36-162709505 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed On Jan 31, 2008, at 11:31, Julian Elischer wrote: > Landon Fuller wrote: >> The children processes spin (in either sigprocmask() or >> _lockuser_reinit()), and the parent process thread wedges on >> waitpid(). > > so if the children show up in top at all (usually they are already > exited by the time top looks) then the problem has been hit. right? Exactly. With the test case's default number of threads, one should see up to four children appear in top, eating CPU. --Apple-Mail-36-162709505 content-type: application/pgp-signature; x-mac-type=70674453; name=PGP.sig content-description: This is a digitally signed message part content-disposition: inline; filename=PGP.sig content-transfer-encoding: 7bit -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (Darwin) iD8DBQFHoiNQlplZCE/15mMRAojqAJ9q5PAVEmuVlHzWbxcB1RNK5MMCGwCfVenx bYRpn5bUNyS2BMkISDpEOfc= =ttJe -----END PGP SIGNATURE----- --Apple-Mail-36-162709505--