From owner-freebsd-questions@freebsd.org Wed Jun 21 18:45:06 2017 Return-Path: Delivered-To: freebsd-questions@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 87E1BD964B4 for ; Wed, 21 Jun 2017 18:45:06 +0000 (UTC) (envelope-from markmoellering@psyberation.com) Received: from mail-qk0-x234.google.com (mail-qk0-x234.google.com [IPv6:2607:f8b0:400d:c09::234]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 474D87893A for ; Wed, 21 Jun 2017 18:45:06 +0000 (UTC) (envelope-from markmoellering@psyberation.com) Received: by mail-qk0-x234.google.com with SMTP id p21so17949487qke.3 for ; Wed, 21 Jun 2017 11:45:05 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=psyberation-com.20150623.gappssmtp.com; s=20150623; h=mime-version:in-reply-to:references:from:date:message-id:subject:cc; bh=87t1+b5J3W9hPHSPOAwy7aXd8hztGBhS8yexUb20Z1I=; b=E0Yin3Kf7A0/L33ZkzJQpGraFzyV0u2iB2J99QHCKgaS6kzsWNqQg6LznXTbrvNfiH CHWuA6ByVYSN4jL2oSGJF7w1arkayHX7eliE/CAAXzKKhNZOoMCyLJppH0biQjVFHC9I 12k7DxgG2dX7HkXoY977bCkxjUeknFZNBZhEi9UM+fVnIwnMvT5lOAkWHus/Sr9jqPlw VW1FWssP6opagCAlSmw98duvr1FEharzQJQWTEws61dewreUbLEDhK6vxZeet/V5PkJ/ BSuAQrwUBjBenrl2R8qj+HSGTvOqYO1Gi5ciUhgadMRPwotH+L29TnHwUotvn2lS9iKk C1CQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:cc; bh=87t1+b5J3W9hPHSPOAwy7aXd8hztGBhS8yexUb20Z1I=; b=uUL4taOdNWbXen+yYOjzviateP/a9jQsEgu8cXBaYeiu/BfW0Wb++lDsXu0k2d/fOC X5uipqj2GOMZIAPNcBwEt3r6eKSfRYZi9JHLRdqTHuuVHKU0O+T1VoYb2+XHTnP3ue7h I99wrzdWBoB14n+/9n73mLBs9nuUS5BrWWI6FSE92Tk3IfoEj984gyomL1lxTOnPJbW1 +qqTbeuf/eTxMIEqdzLCN+65sIPcn/OtBFPOex1EHmS8plHzv7FQ/WL8tl7KA56fh4mc LAfGZ95Sz7lzqUMOwHbPz6tslvnKJn7IVuszu3TxIw0VK88fGFaVzUglD4qSYr3zrBKJ ZcTA== X-Gm-Message-State: AKS2vOwnv6zLAAivG0Q6wmwwgfpoWqtnG4Y+PVRhScqsxcuz/PXRfZ0p FRDS+uU0oF+STFjz8US6fdHbWdiPWb//zew= X-Received: by 10.55.23.106 with SMTP id i103mr41132045qkh.197.1498070705031; Wed, 21 Jun 2017 11:45:05 -0700 (PDT) MIME-Version: 1.0 Received: by 10.200.45.98 with HTTP; Wed, 21 Jun 2017 11:45:04 -0700 (PDT) In-Reply-To: <34bdd365-f72b-0f9d-3a42-9d5e09056030@tundraware.com> References: <45657887-638e-bb6d-c318-7046fdea1ca6@tundraware.com> <34bdd365-f72b-0f9d-3a42-9d5e09056030@tundraware.com> From: Mark Moellering Date: Wed, 21 Jun 2017 14:45:04 -0400 Message-ID: Subject: Re: FreeBSD and Linux SSD Write Speeds Cc: FreeBSD Mailing List Content-Type: text/plain; charset="UTF-8" X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 21 Jun 2017 18:45:06 -0000 I guess, for me, to be a true experiment, you need to swap the drives between the two machines and then see what happens. The other thought, is wondering how big the sector sizes are. If you indicate the wrong sector size, i believe performance will take a hit. It is an interesting experiment... -- Mark On Wed, Jun 21, 2017 at 2:35 PM, Tim Daneliuk wrote: > On 06/21/2017 11:45 AM, Adam Vande More wrote: >> SSD speeds can vary greatly based upon models. What steps did you take to ensure the rates you are seeing aren't completely normal? > > They may well be normal. I need to go back and look at the specs, but > as I recall, the OCZ drive was rated in the 400-ish Mbit/sec range > and the much newer Kingston was in the 500-ish MBit/sec range. But > I am not certain of this. > > > -- > ---------------------------------------------------------------------------- > Tim Daneliuk tundra@tundraware.com > PGP Key: http://www.tundraware.com/PGP/ > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org"