Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756392Ab1CMCQb (ORCPT ); Sat, 12 Mar 2011 21:16:31 -0500 Received: from plecavalier.com ([64.40.149.83]:47968 "EHLO plecavalier.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755170Ab1CMCQ2 (ORCPT ); Sat, 12 Mar 2011 21:16:28 -0500 Content-Type: text/plain; charset=UTF-8 Cc: =?utf-8?q?Alejandro_Riveira_Fern=C3=A1ndez?= , linux-kernel Subject: Re: [RESOLVED] Re: Second drive on VT6421 From: Philippe LeCavalier To: Krzysztof Halasa In-reply-to: References: <1299350988-sup-2113@plc.intranet.plecavalier.com> <20110305210537.7675b600@varda> <1299355624-sup-9766@plc.intranet.plecavalier.com> <1299365533-sup-1295@plc.intranet.plecavalier.com> Date: Sat, 12 Mar 2011 21:16:26 -0500 Message-Id: <1299982461-sup-9653@plc.intranet.plecavalier.com> User-Agent: Sup/0.12.1 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 914 Lines: 21 Excerpts from Krzysztof Halasa's message of Sat Mar 12 16:06:25 -0500 2011: > Philippe LeCavalier writes: > > > There must be something about that chip...Perhaps the way the firmware > > allocates the bandwidth. ie 2 channels with a total of 3Gbps then a > > second drive cannot coexists if the first requests all 3Gbps?! > > I think VT6421(A) is 1.5 Gb/s only. > To be honest, It was never able to get it to work reliably, esp. with > Transcend and/or Kingston SSDs. I'm confident you're right. I just haven't come across any doc outlining that. Since I resolved this, the drives have been running stable no issues at all. -- Thanks, Phil -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/