From owner-freebsd-current@FreeBSD.ORG Mon Feb 11 18:13:16 2008 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 564A016A418 for ; Mon, 11 Feb 2008 18:13:16 +0000 (UTC) (envelope-from freebsd-current@m.gmane.org) Received: from ciao.gmane.org (main.gmane.org [80.91.229.2]) by mx1.freebsd.org (Postfix) with ESMTP id D128A13C47E for ; Mon, 11 Feb 2008 18:13:15 +0000 (UTC) (envelope-from freebsd-current@m.gmane.org) Received: from list by ciao.gmane.org with local (Exim 4.43) id 1JOd9P-0006TO-Po for freebsd-current@freebsd.org; Mon, 11 Feb 2008 18:13:08 +0000 Received: from 213.202.123.79 ([213.202.123.79]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 11 Feb 2008 18:13:07 +0000 Received: from ivoras by 213.202.123.79 with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 11 Feb 2008 18:13:07 +0000 X-Injected-Via-Gmane: http://gmane.org/ To: freebsd-current@freebsd.org From: Ivan Voras Date: Mon, 11 Feb 2008 19:12:55 +0100 Lines: 40 Message-ID: References: <9DA6FFCD-11DB-4580-9314-52B0885351D8@lexasoft.ru> <0EF3CEE6-6F38-4713-A245-4354D34AFE75@lexasoft.ru> <9bbcef730802110921i6af516b9t855a4065884cc64b@mail.gmail.com> <79D93B0C-589E-41C6-A952-6D573297D9F9@lexasoft.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: 213.202.123.79 User-Agent: Thunderbird 1.5.0.14 (Windows/20071210) In-Reply-To: X-Enigmail-Version: 0.94.1.0 Sender: news Subject: Re: Disappointing speed with ZFS X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 11 Feb 2008 18:13:16 -0000 Alexey Tarasov wrote: > ls -lash CentOS-5.1-x86_64-bin-DVD.iso > > 4341952 -rw-r--r-- 1 lexa wheel 4,1G 7 фев 16:24 > CentOS-5.1-x86_64-bin-DVD.iso > > `--# dd if=CentOS-5.1-x86_64-bin-DVD.iso of=test2 Ok, now try this one: # dd if=CentOS-5.1-x86_64-bin-DVD.iso of=/dev/null bs=1m > > tty ad4 ad5 ad6 cpu > tin tout KB/t tps MB/s KB/t tps MB/s KB/t tps MB/s us ni sy in id > 0 351 7.33 1 0.01 57.37 44 2.44 43.02 44 1.87 1 0 1 0 98 > 0 594 0.00 0 0.00 59.00 15 0.89 62.63 301 18.38 0 0 9 0 91 > 0 287 0.00 0 0.00 59.20 25 1.44 64.00 325 20.29 1 0 50 0 49 > On 11.02.2008, at 20:53, Ivan Voras wrote: > >> Alexey Tarasov wrote: >> >>> `--# dd if=test.tmp of=test2.tmp >> >>> >>> tty ad4 ad5 >>> ad6 cpu >>> tin tout KB/t tps MB/s KB/t tps MB/s KB/t tps MB/s us ni sy >>> in id >>> 1 238 0.00 0 0.00 60.22 18 1.04 64.00 982 61.37 1 0 31 >>> 2 67 >>> 1 3349 0.00 0 0.00 64.00 7 0.43 58.53 757 43.26 1 0 46 >>> 0 53 >>> 0 286 0.00 0 0.00 55.81 21 1.13 64.00 487 30.43 1 0 31 >>> 1 67 >>> 0 269 0.00 0 0.00 64.00 8 0.50 64.00 21 1.31 2 0 49 >>> 0 49 >> >> Ok, now do the same with the file that rtorrent is hashing in the "if" >> argument.