From mboxrd@z Thu Jan 1 00:00:00 1970 From: Artem Bokhan Subject: Re: Good SAS adapters for 6 Gb/s SATA SSD's (with TRIM)? Date: Fri, 12 Aug 2011 16:17:34 +0700 Message-ID: <4E44EFAE.9010800@ngs.ru> References: <4E43F2C3.9000808@computerix.info> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from smtpout17.ngs.ru ([195.93.186.223]:59044 "EHLO smtpout17.ngs.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751105Ab1HLJXJ (ORCPT ); Fri, 12 Aug 2011 05:23:09 -0400 Received: from smtpout.ngs.ru (imx.in.ngs.ru [172.16.0.3]) by smtpout17.ngs.ru (smtpout17.ngs.ru) with ESMTP id 626AC71DA4CB for ; Fri, 12 Aug 2011 16:18:12 +0700 (NOVST) In-Reply-To: <4E43F2C3.9000808@computerix.info> Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: "Prof. Dr. Klaus Kusche" Cc: linux-scsi@vger.kernel.org On 11.08.2011 22:18, Prof. Dr. Klaus Kusche wrote: > I'm looking for ways to hook up fast 6 Gb/s SATA SSD's (non-RAID!) > to (server or i-X58) mainboards which do not have native 6 Gb/s SATA. > > From the reviews I've read so far, two things became obvious: > * The SSD's I'm looking at really want a working SATA TRIM command. > * All the onboard Marvell 88SE9128 (or ASmedia) solutions > seriuosly lack performance, as do PCIe cards based on those chips. > > So basically, there seem to be two choices: > 1.) LSI 2008 IT firmware supports TRIM. You may use ftp://ftp.supermicro.com/driver/SAS/LSI/2008/ tools to flash IR firmware instead of iMR (megaraid), then flash to IT firmware. Then you may flash latest IT firmware to ensure that TRIM is supported.