From owner-freebsd-bugs@FreeBSD.ORG Sat Jan 17 03:35:42 2015 Return-Path: Delivered-To: freebsd-bugs@FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 19EC54F5 for ; Sat, 17 Jan 2015 03:35:42 +0000 (UTC) Received: from kenobi.freebsd.org (kenobi.freebsd.org [IPv6:2001:1900:2254:206a::16:76]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id DBDEAC11 for ; Sat, 17 Jan 2015 03:35:41 +0000 (UTC) Received: from bugs.freebsd.org ([127.0.1.118]) by kenobi.freebsd.org (8.14.9/8.14.9) with ESMTP id t0H3Zfug083663 for ; Sat, 17 Jan 2015 03:35:41 GMT (envelope-from bugzilla-noreply@freebsd.org) From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 196816] poor disk IO performance on Digital Ocean cloud hosting Date: Sat, 17 Jan 2015 03:35:42 +0000 X-Bugzilla-Reason: AssignedTo X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: Base System X-Bugzilla-Component: kern X-Bugzilla-Version: 10.1-RELEASE X-Bugzilla-Keywords: X-Bugzilla-Severity: Affects Only Me X-Bugzilla-Who: swills@FreeBSD.org X-Bugzilla-Status: New X-Bugzilla-Priority: --- X-Bugzilla-Assigned-To: freebsd-bugs@FreeBSD.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: https://bugs.freebsd.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 17 Jan 2015 03:35:42 -0000 https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=196816 --- Comment #3 from Steve Wills --- Here's the bonnie++ output: Using uid:1001, gid:1001. Writing a byte at a time...done Writing intelligently...^CSegmentation fault root@d2015011693:~ # bonnie++ -d /tmp -r 2048 -u freebsd Using uid:1001, gid:1001. Writing a byte at a time...done Writing intelligently...done Rewriting...done Reading a byte at a time...done Reading intelligently...done start 'em...done...done...done...done...done... Create files in sequential order...done. Stat files in sequential order...done. Delete files in sequential order...done. Create files in random order...done. Stat files in random order...done. Delete files in random order...done. Version 1.97 ------Sequential Output------ --Sequential Input- --Random- Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks-- Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP d2015011693 4G 1 3 10087 4 12760 5 1004 99 1124540 84 9978 123 Latency 11598ms 35628us 21812us 13366us 9685us 8505us Version 1.97 ------Sequential Create------ --------Random Create-------- d2015011693 -Create-- --Read--- -Delete-- -Create-- --Read--- -Delete-- files /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP /sec %CP 16 1627 6 +++++ +++ 3576 8 1679 5 +++++ +++ 3559 8 Latency 19025us 2489us 18229us 18512us 170us 18347us 1.97,1.97,d2015011693,1,1421463296,4G,,1,3,10087,4,12760,5,1004,99,1124540,84,9978,123,16,,,,,1627,6,+++++,+++,3576,8,1679,5,+++++,+++,3559,8,11598ms,35628us,21812us,13366us,9685us,8505us,19025us,2489us,18229us,18512us,170us,18347us -- You are receiving this mail because: You are the assignee for the bug.