From owner-freebsd-stable@freebsd.org Tue Feb 25 14:07:49 2020 Return-Path: Delivered-To: freebsd-stable@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 6A40F25C7B8 for ; Tue, 25 Feb 2020 14:07:49 +0000 (UTC) (envelope-from petefrench@ingresso.co.uk) Received: from constantine.ingresso.co.uk (constantine.ingresso.co.uk [31.24.6.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 48RgkB5m9Yz4nmW for ; Tue, 25 Feb 2020 14:07:46 +0000 (UTC) (envelope-from petefrench@ingresso.co.uk) Received: from [2001:470:6cc4:1:225:ff:fe46:71cf] (helo=foula.drayhouse.twisted.org.uk) by constantine.ingresso.co.uk with esmtpsa (TLSv1.3:TLS_AES_128_GCM_SHA256:128) (Exim 4.92.3 (FreeBSD)) (envelope-from ) id 1j6asB-0009A0-Im; Tue, 25 Feb 2020 14:07:43 +0000 Subject: Re: Running FreeBSD on M.2 SSD To: Mario Olofo Cc: freebsd-stable@freebsd.org References: <202002250115.01P1F9KX090465@mail.karels.net> <188F34DA-192C-4D44-96B5-18A7DAE8EC67@digsys.bg> <6028c786-8610-01d9-818e-6f69a2fe9645@ingresso.co.uk> From: Pete French Message-ID: <1821830b-e43f-b23a-49d6-e1a2d1e4aa83@ingresso.co.uk> Date: Tue, 25 Feb 2020 14:07:43 +0000 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.11; rv:68.0) Gecko/20100101 Thunderbird/68.5.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 48RgkB5m9Yz4nmW X-Spamd-Bar: ------ Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=pass (policy=none) header.from=ingresso.co.uk; spf=pass (mx1.freebsd.org: domain of petefrench@ingresso.co.uk designates 31.24.6.74 as permitted sender) smtp.mailfrom=petefrench@ingresso.co.uk X-Spamd-Result: default: False [-6.13 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+ip4:31.24.6.74]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; TAGGED_RCPT(0.00)[]; MIME_GOOD(-0.10)[text/plain]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCPT_COUNT_TWO(0.00)[2]; DMARC_POLICY_ALLOW(-0.50)[ingresso.co.uk,none]; IP_SCORE(-3.33)[ip: (-9.82), ipnet: 31.24.0.0/21(-4.91), asn: 16082(-1.86), country: GB(-0.07)]; FREEMAIL_TO(0.00)[gmail.com]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:16082, ipnet:31.24.0.0/21, country:GB]; MID_RHS_MATCH_FROM(0.00)[]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2] X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 25 Feb 2020 14:07:49 -0000 On 25/Feb/2020 13:28, Mario Olofo wrote: > Good morning all, > > @Pete French, you have trim activated on your SSDs right? I heard that > if its not activated, the SSD disc can stop working very quickly. On the curent dfives, yes, but I have run with trim disabled in the past, It kinds of depends on the drive - so were horirbly slow on trim, and trim could be a big bottleneck. Havent seen that on a recent drive though, and they all now have trim enabled on them.