From mboxrd@z Thu Jan 1 00:00:00 1970 From: FUJITA Tomonori Subject: Re: [Scst-devel] Integration of SCST in the mainstream Linux kernel Date: Tue, 5 Feb 2008 23:19:14 +0900 Message-ID: <20080205231909I.tomof@acm.org> References: <20080204224314.113afe7b@core> <47A74BAA.6080201@torque.net> <165ac690802041807r147531d8s6bb5f3a1f254bcbb@mail.gmail.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Return-path: Received: from mo11.iij4u.or.jp ([210.138.174.79]:60913 "EHLO mo11.iij4u.or.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752010AbYBEOTr (ORCPT ); Tue, 5 Feb 2008 09:19:47 -0500 In-Reply-To: <165ac690802041807r147531d8s6bb5f3a1f254bcbb@mail.gmail.com> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: cweiss@gmail.com Cc: dougg@torque.net, alan@lxorguk.ukuu.org.uk, michaelc@cs.wisc.edu, vst@vlnb.net, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org, nab@linux-iscsi.org, James.Bottomley@hansenpartnership.com, scst-devel@lists.sourceforge.net, akpm@linux-foundation.org, torvalds@linux-foundation.org, fujita.tomonori@lab.ntt.co.jpfujita.tomonori@lab.ntt.co.jp On Mon, 4 Feb 2008 20:07:01 -0600 "Chris Weiss" wrote: > On Feb 4, 2008 11:30 AM, Douglas Gilbert wrote: > > Alan Cox wrote: > > >> better. So for example, I personally suspect that ATA-over-ethernet is way > > >> better than some crazy SCSI-over-TCP crap, but I'm biased for simple and > > >> low-level, and against those crazy SCSI people to begin with. > > > > > > Current ATAoE isn't. It can't support NCQ. A variant that did NCQ and IP > > > would probably trash iSCSI for latency if nothing else. > > > > And a variant that doesn't do ATA or IP: > > http://www.fcoe.com/ > > > > however, and interestingly enough, the open-fcoe software target > depends on scst (for now anyway) STGT also supports software FCoE target driver though it's still experimental stuff. http://www.mail-archive.com/linux-scsi@vger.kernel.org/msg12705.html It works in user space like STGT's iSCSI (and iSER) target driver (i.e. no kernel/user space interaction).