From owner-freebsd-stable@FreeBSD.ORG Mon Oct 27 21:23:13 2008 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3FC901065681 for ; Mon, 27 Oct 2008 21:23:13 +0000 (UTC) (envelope-from gaijin.k@gmail.com) Received: from qw-out-2122.google.com (qw-out-2122.google.com [74.125.92.27]) by mx1.freebsd.org (Postfix) with ESMTP id E86AB8FC12 for ; Mon, 27 Oct 2008 21:23:12 +0000 (UTC) (envelope-from gaijin.k@gmail.com) Received: by qw-out-2122.google.com with SMTP id 9so1053378qwb.7 for ; Mon, 27 Oct 2008 14:23:12 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:subject:from:to:cc :in-reply-to:references:content-type:date:message-id:mime-version :x-mailer:content-transfer-encoding; bh=Tyis/dM8zJ6wqGfN9MQNyXFgNk+rZ+ZXuC+l6oW04kk=; b=GSPmbjUwRGTxVGlFCyu0pyvwh2/wCwoUaa+8VNh/sCaAmScvwD6gDygFHySEap+pUt SOaZFmPov95H8Erk8DFqWcQTCxli8m7eWkNfedzdcQrgTnaM5hUc11xBvINOAwtoMwVm YuMLevHYCZ+ur/UQIcZVQaTkjfCyrKbExlS14= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:from:to:cc:in-reply-to:references:content-type:date :message-id:mime-version:x-mailer:content-transfer-encoding; b=NK45c6bRrSiuY86oo1x5MYuqBxleA4FB+kTVS1qfiXYpgo94tHlkKPNHvOtsLW6fGD PiIIZtFVJhTv96EUfZXSU3KGEQIZi5zBJyD9gzns45lg7wRBmay9erHCB5o90uIJSbqT f1cDEiwEAragC7x9p2p3LHNfGslVQwZI0aa9s= Received: by 10.215.38.2 with SMTP id q2mr122954qaj.104.1225142592153; Mon, 27 Oct 2008 14:23:12 -0700 (PDT) Received: from ?10.0.3.231? ([70.111.10.128]) by mx.google.com with ESMTPS id 4sm1077842yxj.7.2008.10.27.14.23.10 (version=SSLv3 cipher=RC4-MD5); Mon, 27 Oct 2008 14:23:11 -0700 (PDT) From: "Alexandre \"Sunny\" Kovalenko" To: Jeremy Chadwick In-Reply-To: <20081027175337.GA27175@icarus.home.lan> References: <4905951B.2050602@sh.cvut.cz> <20081027160828.GA24496@icarus.home.lan> <4905F8BB.3080302@sh.cvut.cz> <20081027175337.GA27175@icarus.home.lan> Content-Type: text/plain; charset=utf-8 Date: Mon, 27 Oct 2008 17:22:50 -0400 Message-Id: <1225142570.1052.3.camel@RabbitsDen> Mime-Version: 1.0 X-Mailer: Evolution 2.22.3.1 FreeBSD GNOME Team Port Content-Transfer-Encoding: 8bit Cc: Vaclav Haisman , freebsd-stable@freebsd.org Subject: Re: Short SMART check causes disk op timeouts X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 27 Oct 2008 21:23:13 -0000 On Mon, 2008-10-27 at 10:53 -0700, Jeremy Chadwick wrote: > On Mon, Oct 27, 2008 at 06:22:03PM +0100, Vaclav Haisman wrote: > > Jeremy Chadwick wrote: > > > Do you understand what short and long offline tests actually do and what > > > they're used for? :-) If so, you'd know that running them periodically > > > is more or less silly (IMHO). > > I do not, not completely :) I think I have just copied the settings from > > somewhere and only just tweaked it a bit whenever I have added a disk. > > Let me know if you figure out who or what online resource solicited > adding daily short/long tests, as I'd like to talk to them about their > decision. I have a feeling whoever thought it up felt that the tests > were performing entire sector scans of the entire disk, which is simply > not the case. While I am not the OP, one such place would be example configuration file in 'man smartd.conf'. HTH, -- Alexandre "Sunny" Kovalenko (Олександр Коваленко)