From owner-freebsd-current@FreeBSD.ORG Thu Feb 5 12:22:37 2015 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 042818F5; Thu, 5 Feb 2015 12:22:37 +0000 (UTC) Received: from tensor.andric.com (tensor.andric.com [87.251.56.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "tensor.andric.com", Issuer "COMODO RSA Domain Validation Secure Server CA" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id AD009221; Thu, 5 Feb 2015 12:22:36 +0000 (UTC) Received: from coleburn.avinity.tv (unknown [77.243.161.229]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by tensor.andric.com (Postfix) with ESMTPSA id 9EAC15C2E; Thu, 5 Feb 2015 13:22:31 +0100 (CET) Subject: Re: Weird behavior writing to SSD on 2013 MacBook Mime-Version: 1.0 (Mac OS X Mail 8.2 \(2070.6\)) Content-Type: multipart/signed; boundary="Apple-Mail=_937B856C-ACDD-41B2-96B9-02A5C152A499"; protocol="application/pgp-signature"; micalg=pgp-sha1 X-Pgp-Agent: GPGMail 2.5b4 (c621b2a+) From: Dimitry Andric In-Reply-To: <20150205083035.GF42409@kib.kiev.ua> Date: Thu, 5 Feb 2015 13:22:27 +0100 Message-Id: <95526D8E-6C34-43BA-BB18-35B1764A7108@FreeBSD.org> References: <54D2C3DA.4060205@freebsd.org> <54D319EA.5020709@freebsd.org> <20150205083035.GF42409@kib.kiev.ua> To: Konstantin Belousov X-Mailer: Apple Mail (2.2070.6) Cc: FreeBSD Current , "Lundberg, Johannes" , Allan Jude X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 05 Feb 2015 12:22:37 -0000 --Apple-Mail=_937B856C-ACDD-41B2-96B9-02A5C152A499 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=us-ascii On 05 Feb 2015, at 09:30, Konstantin Belousov = wrote: >=20 > On Thu, Feb 05, 2015 at 08:56:59AM +0100, Dimitry Andric wrote: >> If you let bsdtar continue, and press control-T a few times, does the >> user time (u) increase at all? Does it ever go any further, if you = let >> it run for a very long time? >>=20 >> I believe a problem may have been introduced by r277922, leading to >> filesystem hangs in some scenarios. It looks like this commit is = also >> in dumbbell's github fork: >>=20 >> = https://github.com/dumbbell/freebsd/commit/83723416a6bb8695d60c6573722a810= 86899f521 >>=20 >=20 > Would be nice if you mailed me with your findings. >=20 > Please try this. >=20 > diff --git a/sys/ufs/ffs/ffs_softdep.c b/sys/ufs/ffs/ffs_softdep.c Hi Kostik, Yes, this works: it survived 20 simultaneous svn checkouts of a large repository, while before the fix just 1 checkout could be enough to let it get stuck in flswai state. Thanks for the quick fix. -Dimitry --Apple-Mail=_937B856C-ACDD-41B2-96B9-02A5C152A499 Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP using GPGMail -----BEGIN PGP SIGNATURE----- Version: GnuPG/MacGPG2 v2.0.26 iEYEARECAAYFAlTTYIYACgkQsF6jCi4glqNbfACeMz0QMkd+HFPHa3JjbNDAZWij XykAnjtBAwPkWcjRMISzx3C7uDqqxwHx =XjCZ -----END PGP SIGNATURE----- --Apple-Mail=_937B856C-ACDD-41B2-96B9-02A5C152A499--