From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Martin K. Petersen" Subject: Re: use dedicated storage for scsi_debug LUNs Date: Fri, 06 Mar 2015 07:26:26 -0500 Message-ID: References: <20150305153338.GA16293@aepfle.de> <54F8C923.5010202@interlog.com> <20150306091128.GA30096@aepfle.de> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from aserp1040.oracle.com ([141.146.126.69]:31725 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751941AbbCFM0j (ORCPT ); Fri, 6 Mar 2015 07:26:39 -0500 In-Reply-To: <20150306091128.GA30096@aepfle.de> (Olaf Hering's message of "Fri, 6 Mar 2015 10:11:28 +0100") Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Olaf Hering Cc: Douglas Gilbert , linux-scsi@vger.kernel.org >>>>> "Olaf" == Olaf Hering writes: Olaf> On Thu, Mar 05, Douglas Gilbert wrote: >> So it is possible. The stock answer has typically been that you >> should probably be using the target subsystem for that. Thoughts? Olaf> Is the target subsystem capable of stacking? What I need for Olaf> xen-scsiback is a bunch of true SCSI devices. Due to lack of Olaf> hardware, scsi_debug looks like the obvious choice. I agree with Doug. The target code is much more comprehensive than scsi_debug. You can set up file/disk/ram-backed SCSI LUNs on your machine without the need for any hardware . -- Martin K. Petersen Oracle Linux Engineering