From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pasi =?iso-8859-1?Q?K=E4rkk=E4inen?= Subject: Re: HighPoint RocketRaid 620 vs. RocketRaid 640 -- supported? Date: Mon, 3 Oct 2011 23:13:16 +0300 Message-ID: <20111003201315.GD12984@reaktio.net> References: Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from smtp.tele.fi ([192.89.123.25]:34149 "EHLO vulpes-int.media.sonera.net" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1755033Ab1JCUuV (ORCPT ); Mon, 3 Oct 2011 16:50:21 -0400 Content-Disposition: inline In-Reply-To: Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Justin Piszcz Cc: linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org On Wed, Sep 21, 2011 at 07:28:26AM -0400, Justin Piszcz wrote: > Hi, > > Incase anyone is wondering the same thing, I contacted Highpoint and they > said (confirmed) the 620 support (which I am using now) is built-in to > the kernel and the 640 is not, so unless you like compiling kernel > modules/out of tree drivers for a _boot_ volume and want a regular SATA > 6.0gbps controller that supports TRIM, I'd go for the 620 even though it > maxes out around 390-420MiB/s read where a real SAS controller supports > 490-500MiB/s for an Intel 510 SSD, but remember, SAS controllers (at > least the one I tested with does not support TRIM and there is no Intel > SSD optimizer for Linux. > Hmm.. does SAS "SCSI UNMAP" automatically get translated to ATA TRIM if you hook up SATA disk to SAS HBA ? Is the ATA<->SCSI translation being done by the HBA firmware, or is it handled in the driver? -- Pasi (who is too lazy to grep in the driver right now ;) > Justin. > > On Mon, 19 Sep 2011, Justin Piszcz wrote: > >> Hi, >> >> I have a HighPoint RocketRaid 620 and it works fine with 3.0+. >> The HighPoint RocketRaid 640 also has a Marvell 88SE9128, can anyne >> confirm whether this (x4) PCI-e 2.0 card works in Linux with the >> built-in kernel driver? >> >> Justin. >> > -- > 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/