From owner-freebsd-fs@FreeBSD.ORG  Thu Feb 20 14:24:09 2014
Return-Path: <owner-freebsd-fs@FreeBSD.ORG>
Delivered-To: fs@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 148B0C76
 for <fs@freebsd.org>; Thu, 20 Feb 2014 14:24:09 +0000 (UTC)
Received: from mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23])
 (using TLSv1 with cipher RC4-MD5 (128/128 bits))
 (No client certificate requested)
 by mx1.freebsd.org (Postfix) with ESMTPS id A15A41680
 for <fs@freebsd.org>; Thu, 20 Feb 2014 14:24:08 +0000 (UTC)
Received: from r2d2 ([82.69.141.170])
 by mail1.multiplay.co.uk (mail1.multiplay.co.uk [85.236.96.23])
 (MDaemon PRO v10.0.4) with ESMTP id md50008447130.msg
 for <fs@freebsd.org>; Thu, 20 Feb 2014 14:24:06 +0000
X-Spam-Processed: mail1.multiplay.co.uk, Thu, 20 Feb 2014 14:24:06 +0000
 (not processed: message from valid local sender)
X-MDDKIM-Result: neutral (mail1.multiplay.co.uk)
X-MDRemoteIP: 82.69.141.170
X-Return-Path: prvs=1128321063=killing@multiplay.co.uk
X-Envelope-From: killing@multiplay.co.uk
X-MDaemon-Deliver-To: fs@freebsd.org
Message-ID: <E7878BABF70240239C290C3215BE4226@multiplay.co.uk>
From: "Steven Hartland" <killing@multiplay.co.uk>
To: "Willem Jan Withagen" <wjw@digiware.nl>,
	<fs@freebsd.org>
References: <5305F8B0.1060308@digiware.nl>
 <783388CA2911497B98479F1187F49915@multiplay.co.uk>
 <53060C89.8040500@digiware.nl>
 <C68493DE8E7C4C269F7B4A076CC98CA5@multiplay.co.uk>
 <53060F37.7030203@digiware.nl>
Subject: Re: What types of SSDs to use.....
Date: Thu, 20 Feb 2014 14:24:07 -0000
MIME-Version: 1.0
Content-Type: text/plain; format=flowed; charset="iso-8859-1";
 reply-type=original
Content-Transfer-Encoding: 7bit
X-Priority: 3
X-MSMail-Priority: Normal
X-Mailer: Microsoft Outlook Express 6.00.2900.5931
X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.6157
X-BeenThere: freebsd-fs@freebsd.org
X-Mailman-Version: 2.1.17
Precedence: list
List-Id: Filesystems <freebsd-fs.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-fs>,
 <mailto:freebsd-fs-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-fs/>
List-Post: <mailto:freebsd-fs@freebsd.org>
List-Help: <mailto:freebsd-fs-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-fs>,
 <mailto:freebsd-fs-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Thu, 20 Feb 2014 14:24:09 -0000


----- Original Message ----- 
From: "Willem Jan Withagen" <wjw@digiware.nl>


> On 20-2-2014 15:15, Steven Hartland wrote:
>> 
>> ----- Original Message ----- From: "Willem Jan Withagen" <wjw@digiware.nl>
>> 
>> 
>>> On 20-2-2014 14:06, Steven Hartland wrote:
>>>> The "disconnect" issue is generally related to Sandforce based devices.
>>>>
>>>> Its a lot better on later devices / firmware and does depend on the
>>>> controller / MB they are connected to.
>>>
>>> Any easy way to detect these? Or is it just a matter of reading the
>>> specsheets? Hoping that the controller chipset is mentioned.
>> 
>> Its worse that that, its literally a try it an see.
> 
> Seeing is:
> The devices just drops of the Sata-channel??
> 
> That is what happens with me with certain older Corsair stuff.

Correct, that and if you're using ZFS you'll some time see checksum
errors taking a reboot to clear.

    Regards
    Steve

================================================
This e.mail is private and confidential between Multiplay (UK) Ltd. and the person or entity to whom it is addressed. In the event of misdirection, the recipient is prohibited from using, copying, printing or otherwise disseminating it or any information contained in it. 

In the event of misdirection, illegible or incomplete transmission please telephone +44 845 868 1337
or return the E.mail to postmaster@multiplay.co.uk.