From owner-freebsd-scsi@freebsd.org Fri Jan 13 17:45:30 2017 Return-Path: Delivered-To: freebsd-scsi@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id AA23ECAEE8A for ; Fri, 13 Jan 2017 17:45:30 +0000 (UTC) (envelope-from freebsd@omnilan.de) Received: from mx0.gentlemail.de (mx0.gentlemail.de [IPv6:2a00:e10:2800::a130]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4A5AD1129 for ; Fri, 13 Jan 2017 17:45:30 +0000 (UTC) (envelope-from freebsd@omnilan.de) Received: from mh0.gentlemail.de (mh0.gentlemail.de [IPv6:2a00:e10:2800::a135]) by mx0.gentlemail.de (8.14.5/8.14.5) with ESMTP id v0DHjR9p013638 for ; Fri, 13 Jan 2017 18:45:27 +0100 (CET) (envelope-from freebsd@omnilan.de) Received: from titan.inop.mo1.omnilan.net (titan.inop.mo1.omnilan.net [IPv6:2001:a60:f0bb:1::3:1]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mh0.gentlemail.de (Postfix) with ESMTPSA id 1B44F66F; Fri, 13 Jan 2017 18:45:27 +0100 (CET) Message-ID: <58791236.3000409@omnilan.de> Date: Fri, 13 Jan 2017 18:45:26 +0100 From: Harry Schmalzbauer Organization: OmniLAN User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; de-DE; rv:1.9.2.8) Gecko/20100906 Lightning/1.0b2 Thunderbird/3.1.2 MIME-Version: 1.0 To: freebsd-scsi@freebsd.org Subject: IOC generated bus reset [mpt(4)] and no idea what the problem could be Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: 8bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (mx0.gentlemail.de [IPv6:2a00:e10:2800::a130]); Fri, 13 Jan 2017 18:45:27 +0100 (CET) X-Milter: Spamilter (Reciever: mx0.gentlemail.de; Sender-ip: ; Sender-helo: mh0.gentlemail.de; ) X-BeenThere: freebsd-scsi@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: SCSI subsystem List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 13 Jan 2017 17:45:30 -0000 Hello, I'm using multiple LSI21320ie HBAs (mpt(4)) with usually no problems, but one Mammoth drive refuses communication. The only message I get ist "IOC generated bus reset" and failures when trying to issue a bus reset. The drive in question is from the very early LVD days. If it's LVD at all. It just states "differential SCSI", which hoepfully doesn't mean HVD!?! Is there any way to prevent mpt(4) from this »IOC bus reset«? So that I could play with different negotiations etc. thanks, -harry