From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1762723AbXGMDM5 (ORCPT ); Thu, 12 Jul 2007 23:12:57 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1757549AbXGMDMt (ORCPT ); Thu, 12 Jul 2007 23:12:49 -0400 Received: from nz-out-0506.google.com ([64.233.162.234]:42465 "EHLO nz-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757451AbXGMDMs (ORCPT ); Thu, 12 Jul 2007 23:12:48 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=beta; h=received:message-id:date:from:user-agent:mime-version:to:cc:subject:references:in-reply-to:x-enigmail-version:content-type:content-transfer-encoding; b=l0uAkTQMWL4NICm+QTlFdRJE6tRVj58rkyTsB8h6kaibnf+Q0zBpU7Crb4ow15SLPJu9OYExK788d+T5eY7HfEDtuGm1JNzxajABQP/tcoKhTiCea9bZ5NhFQrtoGTNC2eO3skmC2HcR33gGW88X5v6ZNOhS2X7I8ryESC24hQM= Message-ID: <4696EDAB.10404@gmail.com> Date: Fri, 13 Jul 2007 12:12:43 +0900 From: Tejun Heo User-Agent: Icedove 1.5.0.10 (X11/20070307) MIME-Version: 1.0 To: Pavel Machek CC: caglar@pardus.org.tr, Robert Hancock , LKML , Jeff Garzik Subject: Re: SATA exceptions References: <468FD5ED.5060401@shaw.ca> <200707080035.05718.caglar@pardus.org.tr> <46928066.7000705@gmail.com> <20070712195255.GA6015@ucw.cz> In-Reply-To: <20070712195255.GA6015@ucw.cz> X-Enigmail-Version: 0.94.2.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Pavel Machek wrote: >>>> Your SMART log shows 309 reallocated sectors. That seems somewhat high.. >>> Ah sorry to misinterpret the content:), its a quiet new piece of hardware (at >>> most ~1.5 month old) and "Reallocated_Event_Count" constantly increases >>> (currently its increased to 313) and although i'm not 100 percent sure these >>> errors only occured with kernels > 2.6.18 (or 2.6.18 didn't report these >>> cause according to kern.log these only visible with 2.6.22+) >> OS and driver can't really do much about the reallocation event. Some >> number of reallocations is okay but if you it going up constantly, you >> probably have a dying disk. > > Hmm... cut the power while writing is doable from OS and might force > reallocations? Hmmm... We don't have any pending write when power goes out and I don't emergency unload can directly increase reallocation count. It can shorten lifespan of the head tho. > You might want to check if number of reallocated sectors increases > with shutdowns/reboots. I'm curious too. -- tejun