From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by finch.gentoo.org (Postfix) with ESMTPS id 492F3138334 for ; Thu, 13 Dec 2018 02:05:06 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 8385AE0AE1; Thu, 13 Dec 2018 02:04:58 +0000 (UTC) Received: from mout.gmx.net (mout.gmx.net [212.227.17.20]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id CC88AE0886 for ; Thu, 13 Dec 2018 02:04:57 +0000 (UTC) Received: from localhost ([194.59.251.179]) by mail.gmx.com (mrgmx103 [212.227.17.174]) with ESMTPSA (Nemesis) id 0MX19U-1guNHE3Foq-00W0ZV for ; Thu, 13 Dec 2018 03:04:45 +0100 Subject: Re: [gentoo-user] Sata hard drive speed question To: gentoo-user@lists.gentoo.org References: <43afb4f2-e1ba-a558-7f80-2015d91b7177@gmail.com> From: "Taiidan@gmx.com" Message-ID: Date: Wed, 12 Dec 2018 21:04:42 -0500 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org X-Auto-Response-Suppress: DR, RN, NRN, OOF, AutoReply MIME-Version: 1.0 In-Reply-To: <43afb4f2-e1ba-a558-7f80-2015d91b7177@gmail.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Provags-ID: V03:K1:gPJ60ojNJSALUXtYO0sfqoU6NbOE2kDsRMHqjSX3Y8h/l1l+9Lo +oNkpE8bblKIUp/rz5d797qbIY3HpmcUAVtIh/fowtXVX2jcLtsh+tVEs6pF8HdmPjrVsUv 1oeyI1B4oFY0GcJoeYdqNipKlUwQdx91fcbuRQ4CaX/T1wtf46dPv7FaPGnPHX5ZqWHbmKJ knzJ8al4G/PWG4GGNH3jA== X-Spam-Flag: NO X-UI-Out-Filterresults: notjunk:1;V03:K0:IT8jsywlpMg=:TtJjTjLGFpUUahHI3jmraB 22fnmETILnK0j0J6gzXBVl43/pb2W/cSjQYS6ym3F0pqMJMoudxvOWh75EKKQzrfu3GA5xveX TC3uCa5LM/+p8Y9gYF0z/gvrNNyoG7q/T9F9Xy3VkOuLdLjLXCOImHyDXss4s1WC0RwDtX7g0 Qkd5mswUw+D/hFUbgkNiF8gmBvJl/IX1G3Yos9sbCQU5sl2dPJ0LXlQZtLPeDdxzVHraZv9QS 7GOOeJw62aZHV6yyCIWe3nQkzXGKLdQJKRrtxwGZxXKsOzV6lCWEzHCrRlZmKFjtwMa7Pw7X0 s2BE9S+U4UwgsM95SD5yrgTqP3seHvWbZdEIV1pyIYQJtBjMe8wP+uvo+9/VQfiGhs2druHVW q5PcEvG/BdWmRYv8JzRkSJnVylJMKcx/jEQnI9rtvPf03KujiO397EGS/FNxJbI6kaVu0vA4f dF7w32Lkihyak4mEdOChaCXeUL42FC4vD6VmF9i501Pq9tjYIuB2BoXqZ8Gh1vnxd0vhWwIsC 5ruCzMN005V8yGDuHWsnUFEDHjcqeRzS/YFLpErLc9Q70ww2zLm1/XP8GskZ5YV7cQ5HjE1rS yzXwmDn33eaWHiGC91mt94Ms+gwsJKA6lUb37Bk4uJPpuiJq3eUznBYgo2jHvI4UI+Exa4lFF pYFOJrRyhf4rIwRQP84n7VKv5RZdEYPjc7nr7+JRJoPD/UfRkaI0LJK0F44Obg+J7dVmyg+DZ SGTSjNY8uC0cb4PGcOVraBq2pEpgIXDMsC8V7xTpf5c98UicGObPLdlLdtj3KlGRsmXKGroJZ zvRfRtefA9pw6uO/FWtQdFvOhgxkcEe94wyUg/u2Ib35WCH7eYWMOstPaZ/7myfKJrca3jPaR 954tKhCKG4Q8tNXzelnnZ3/m47VhKkTWlQ1tOXLPwH9qQOBWad5gEp490Laykr X-Archives-Salt: 386f878a-589e-44e8-8557-f49734bbd577 X-Archives-Hash: 957cfc145e92cd165f47a01582dec541 Here are some theories. * You gotta properly align the sectors for 4K advanced format * USB doesn't have NCQ which really slows things down. * Copying many small files is almost always slow since they are located on various parts of the drive not in a contiguous block (again see NCQ) * System is set to use IDE not AHCI thus no NCQ etc * You are using a secondary SATA chip such as the terrible ones from JMicron or what not instead of what is on your systems northbridge or a quality PCI-e HBA.