From mboxrd@z Thu Jan 1 00:00:00 1970 From: Asdo Subject: Re: Intel Updates SSDs, Supports TRIM, Faster Writes Date: Tue, 10 Nov 2009 16:48:28 +0100 Message-ID: <4AF98B4C.6080805@shiftmail.org> References: <4AF7066C.1040507@tmr.com> <70ed7c3e0911081713m7184356buadd6b102fe4755e8@mail.gmail.com> <70ed7c3e0911090842i167175a0q44fc5ad50a2f1759@mail.gmail.com> <1257846132.22155.155.camel@localhost> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-reply-to: Sender: linux-raid-owner@vger.kernel.org To: Chris Worley Cc: linux-raid List-Id: linux-raid.ids Chris Worley wrote: > I'm not sure if you're agreeing or disagreeing here... > 280MB/s<300MB/s, due to the "compatibility" based design of SSD's, > while SSS, w/o a legacy controller, can do 800MB/s out of a single > drive. > I have not heard about these SSS you mention. Do you have a link? Also are you sure that the SATA/SCSI layer is the problem? Some hardware raids can do 800 MB/s sequential, single stream, and indeed with a SATA/SAS interface to the kernel. If what you say was true, that would be impossible...