From mboxrd@z Thu Jan 1 00:00:00 1970 From: NeilBrown Subject: Re: Raid5 device hangs in active state Date: Mon, 9 Jan 2012 11:26:44 +1100 Message-ID: <20120109112644.489e4a48@notabene.brown> References: <4F0A129E.5020706@nuclearwinter.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/Yo_V/oOW0=LEjV1a+N0ysB4"; protocol="application/pgp-signature" Return-path: In-Reply-To: <4F0A129E.5020706@nuclearwinter.com> Sender: linux-raid-owner@vger.kernel.org To: Larkin Lowrey Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids --Sig_/Yo_V/oOW0=LEjV1a+N0ysB4 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Sun, 08 Jan 2012 16:03:10 -0600 Larkin Lowrey wrote: > Suggestions? # echo t > /proc/sysrq-trigger and capture that messages that go to 'dmesg'. Post them. Hopefully your message ring buffer is big enough to collect the entire output. If it isn't you might need to boot with =20 log_buf_len=3D1M or similar. That should show what process is blocking on what. NeilBrown --Sig_/Yo_V/oOW0=LEjV1a+N0ysB4 Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) iQIVAwUBTwo0RDnsnt1WYoG5AQJzBBAAvclXBymdNefMN8L7XK+shbPKc2XwvYPW zMRBL/cF/dDGowET2g3Uc8GcuMZw73N6unUk0w35KbRw9gM6KaUFm873GDtkJXD2 l+d2GUBGvor9/5GDKHzzZLd3uIoBOWTZeBKl/QBCY7eH957F+2toUI3sc/T22pd5 QfQJZ8LeWATN2ZUURbTJR6gUPanNyMthiwNfSRtrcLaMuUWgX0b4P7CtBEbW4dJD mGPhm0ALlM9b4xtMg4CNklUZWXnOH7XW+1zrblf293rG6n1oNJ6r+hNWR/GIxQTR dJCFmhXsz8Q4X/sO5p1EXHq4BX3V75L0MaNcP9yZroG7QuE9J6cpCY8uh/oxYixQ LANHpEjZWOw4hRtUBlciFx35iTUMxWAD9s0H88kB2LWm9ipQhB1ze9TG418ecQXI YuRKcoMo5Bh32wIXFaC92fGIxWQyYvHUv7mGWcC+jMKqJ8vEGoZrQCk0yVIHna7U jrxBcHw3oBPc6q1QJvMupGMLm6YZmpTiYQ43ACrtnGssYhcTrvn40hotfFT9i2p3 2aEu0OFyQesR91qwSKKuQ5j5nwacRy0EAJX+PBtoua/jKVMcTz8T3QP9ZUCzIg0T rRmuQBsFOuh1OklUS16aYQbv7QZjgYGMB2BjMuOt4EyLjQtT5rFbkAIFP9Sra3Bq aNmOhPkCAvk= =8m62 -----END PGP SIGNATURE----- --Sig_/Yo_V/oOW0=LEjV1a+N0ysB4--