From owner-freebsd-fs@FreeBSD.ORG  Wed Jul 31 20:10:02 2013
Return-Path: <owner-freebsd-fs@FreeBSD.ORG>
Delivered-To: freebsd-fs@smarthost.ysv.freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTP id DFA55F80
 for <freebsd-fs@smarthost.ysv.freebsd.org>;
 Wed, 31 Jul 2013 20:10:02 +0000 (UTC)
 (envelope-from gnats@FreeBSD.org)
Received: from freefall.freebsd.org (freefall.freebsd.org
 [IPv6:2001:1900:2254:206c::16:87])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (No client certificate requested)
 by mx1.freebsd.org (Postfix) with ESMTPS id CA98E259B
 for <freebsd-fs@smarthost.ysv.freebsd.org>;
 Wed, 31 Jul 2013 20:10:02 +0000 (UTC)
Received: from freefall.freebsd.org (localhost [127.0.0.1])
 by freefall.freebsd.org (8.14.7/8.14.7) with ESMTP id r6VKA1L7070420
 for <freebsd-fs@freefall.freebsd.org>; Wed, 31 Jul 2013 20:10:01 GMT
 (envelope-from gnats@freefall.freebsd.org)
Received: (from gnats@localhost)
 by freefall.freebsd.org (8.14.7/8.14.7/Submit) id r6VKA1jK070419;
 Wed, 31 Jul 2013 20:10:01 GMT (envelope-from gnats)
Date: Wed, 31 Jul 2013 20:10:01 GMT
Message-Id: <201307312010.r6VKA1jK070419@freefall.freebsd.org>
To: freebsd-fs@FreeBSD.org
Cc: 
From: Martin Birgmeier <Martin.Birgmeier@aon.at>
Subject: Re: kern/177536: [zfs] zfs livelock (deadlock) with high write-to-disk
 load
X-BeenThere: freebsd-fs@freebsd.org
X-Mailman-Version: 2.1.14
Precedence: list
Reply-To: Martin Birgmeier <Martin.Birgmeier@aon.at>
List-Id: Filesystems <freebsd-fs.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-fs>,
 <mailto:freebsd-fs-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-fs>
List-Post: <mailto:freebsd-fs@freebsd.org>
List-Help: <mailto:freebsd-fs-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-fs>,
 <mailto:freebsd-fs-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 31 Jul 2013 20:10:02 -0000

The following reply was made to PR kern/177536; it has been noted by GNATS.

From: Martin Birgmeier <Martin.Birgmeier@aon.at>
To: "Christopher D. Harrison" <harrison@biostat.wisc.edu>
Cc: bug-followup@FreeBSD.org
Subject: Re: kern/177536: [zfs] zfs livelock (deadlock) with high write-to-disk
 load
Date: Wed, 31 Jul 2013 21:56:20 +0200

 No, this is not an LSI HBA, but rather
 
 atapci0: <JMicron JMB361 UDMA133 controller> port
 0xcc00-0xcc07,0xc880-0xc883,0xc800-0xc807,0xc480-0xc483,0xc400-0xc40f
 mem 0xfe8fe000-0xfe8fffff irq 18 at device 0.0 on pci3
 atapci1: <AHCI SATA controller> at channel -1 on atapci0
 atapci1: AHCI v1.00 controller with 2 3Gbps ports, PM supported
 ata2: <ATA channel> on atapci1
 ata3: <ATA channel> on atapci1
 ata4: <ATA channel> at channel 0 on atapci0
 atapci2: <ATI IXP700/800 SATA300 controller> port
 0xa000-0xa007,0x9000-0x9003,0x8000-0x8007,0x7000-0x7003,0x6000-0x600f
 mem 0xfe4ffc00-0xfe4fffff irq 19 at device 17.0 on pci0
 atapci2: AHCI v1.20 controller with 6 3Gbps ports, PM supported
 ata5: <ATA channel> at channel 0 on atapci2
 ata6: <ATA channel> at channel 1 on atapci2
 ata7: <ATA channel> at channel 2 on atapci2
 ata8: <ATA channel> at channel 3 on atapci2
 ata9: <ATA channel> at channel 4 on atapci2
 ata10: <ATA channel> at channel 5 on atapci2
 ada0 at ata5 bus 0 scbus3 target 0 lun 0
 ada1 at ata6 bus 0 scbus4 target 0 lun 0
 ada2 at ata7 bus 0 scbus5 target 0 lun 0
 ada3 at ata8 bus 0 scbus6 target 0 lun 0
 ada4 at ata9 bus 0 scbus7 target 0 lun 0
 ada5 at ata10 bus 0 scbus8 target 0 lun 0
 
 (This is just a simple PC motherboard - ASUS M4A89GTD PRO USB3.)
 
 Regards,
 
 Martin