From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.2.5 (2008-06-10) on sa.int.altlinux.org X-Spam-Level: X-Spam-Status: No, score=-1.5 required=5.0 tests=AWL,BAYES_00,SPF_PASS autolearn=ham version=3.2.5 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mail.ru; s=mail; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:References:Subject:To:MIME-Version:From:Date:Message-ID; bh=hHLLDbRXvSPrbGYwoD0RmICm4+bVEm0rGUpVuTBwIYM=; b=iU0M0OyjaLdZalxp0mBmnOL0gt9pRi8gN2wJ414p6m7N0xkvkofLZW/ROU8aaL/GvEM0Q2tPli7PEF1Sn407QFRspLkG9jkzZ2KocUlYwX4mnYhkeKJAaHjHCoX5Rzw/; Message-ID: <5000F40E.6030707@mail.ru> Date: Sat, 14 Jul 2012 08:22:38 +0400 From: Vladimir Karpinsky User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:13.0) Gecko/20120614 Thunderbird/13.0.1 MIME-Version: 1.0 To: community@lists.altlinux.org References: In-Reply-To: Content-Type: text/plain; charset=KOI8-R; format=flowed Content-Transfer-Encoding: 8bit X-Antivirus: avast! (VPS 120713-1, 13.07.2012), Outbound message X-Antivirus-Status: Clean X-Spam: Not detected X-Mras: Ok Subject: Re: [Comm] =?koi8-r?b?Q1BVIGlvd2FpdCDTzMnby8/NINfFzMnLzw==?= X-BeenThere: community@lists.altlinux.org X-Mailman-Version: 2.1.12 Precedence: list Reply-To: ALT Linux Community general discussions List-Id: ALT Linux Community general discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 14 Jul 2012 04:22:48 -0000 Archived-At: List-Archive: List-Post: 14.07.2012 0:47, Arcady V. Ivanov пишет: > Посмотрите с помощью iotop. > Думаю, это проблема RAID-а. Поставил iotop, но пока там ничего а глаза не бросилось, впрочем м.б. я не знаю на что смотреть. Cron иногда (~1 раза в месяц) присылает сообщения вида: checkarray: I: selecting idle I/O scheduling class for resync of md0. checkarray: I: selecting idle I/O scheduling class for resync of md1. checkarray: I: selecting idle I/O scheduling class for resync of md2. checkarray: I: selecting idle I/O scheduling class for resync of md3. > У меня такая же фигня была. > Если dmesg рисует deadlock-и на 120 сек, это проблема hiresolution таймера. # dmesg | grepp md [9735123.335851] md: using 128k window, over a total of 20478912k. [9735401.818806] md: md2: data-check done. [12129217.385503] md: data-check of RAID array md0 [12129217.385506] md: minimum _guaranteed_ speed: 1000 KB/sec/disk. [12129217.385508] md: using maximum available idle IO bandwidth (but not more than 200000 KB/sec) for data-check. [12129217.385510] md: using 128k window, over a total of 8707008k. [12129217.620759] md: delaying data-check of md1 until md0 has finished (they share one or more physical units) [12129217.631725] md: delaying data-check of md2 until md1 has finished (they share one or more physical units) [12129217.631803] md: delaying data-check of md1 until md0 has finished (they share one or more physical units) [12129217.642750] md: delaying data-check of md3 until md1 has finished (they share one or more physical units) [12129217.642753] md: delaying data-check of md1 until md0 has finished (they share one or more physical units) [12129217.642757] md: delaying data-check of md2 until md1 has finished (they share one or more physical units) [12129328.050106] md: md0: data-check done. [12129328.066514] md: delaying data-check of md2 until md1 has finished (they share one or more physical units) [12129328.066519] md: data-check of RAID array md1 [12129328.066521] md: minimum _guaranteed_ speed: 1000 KB/sec/disk. [12129328.066522] md: using maximum available idle IO bandwidth (but not more than 200000 KB/sec) for data-check. [12129328.066525] md: using 128k window, over a total of 2095040k. [12129328.066955] md: delaying data-check of md3 until md1 has finished (they share one or more physical units) [12129352.859826] md: md1: data-check done. [12129352.874434] md: data-check of RAID array md3 [12129352.874437] md: minimum _guaranteed_ speed: 1000 KB/sec/disk. [12129352.874439] md: using maximum available idle IO bandwidth (but not more than 200000 KB/sec) for data-check. [12129352.874442] md: using 128k window, over a total of 945476480k. [12129352.874452] md: delaying data-check of md2 until md3 has finished (they share one or more physical units) [12154551.743772] md: md3: data-check done. [12154551.775858] md: data-check of RAID array md2 [12154551.775861] md: minimum _guaranteed_ speed: 1000 KB/sec/disk. [12154551.775862] md: using maximum available idle IO bandwidth (but not more than 200000 KB/sec) for data-check. [12154551.775865] md: using 128k window, over a total of 20478912k. [12154932.231802] md: md2: data-check done. [13264118.543397] mdadm: sending ioctl 1261 to a partition! [13264118.543399] mdadm: sending ioctl 1261 to a partition! [13264118.725254] mdadm: sending ioctl 1261 to a partition! [13264118.725256] mdadm: sending ioctl 1261 to a partition! [13264118.807387] mdadm: sending ioctl 1261 to a partition! [13264118.807389] mdadm: sending ioctl 1261 to a partition! [13264118.918880] mdadm: sending ioctl 1261 to a partition! [13264118.918883] mdadm: sending ioctl 1261 to a partition! [13264119.015867] mdadm: sending ioctl 1261 to a partition! [13264119.015870] mdadm: sending ioctl 1261 to a partition! [13264125.165873] mdadm: sending ioctl 1261 to a partition! [13264125.165875] mdadm: sending ioctl 1261 to a partition! [13264125.283665] mdadm: sending ioctl 1261 to a partition! [13264125.283668] mdadm: sending ioctl 1261 to a partition! [13264125.354219] mdadm: sending ioctl 1261 to a partition! [13264125.354221] mdadm: sending ioctl 1261 to a partition! [13264125.459097] mdadm: sending ioctl 1261 to a partition! [13264125.459099] mdadm: sending ioctl 1261 to a partition! [13264125.530656] mdadm: sending ioctl 1261 to a partition! [13264125.530658] mdadm: sending ioctl 1261 to a partition! -- С уважением, Владимир.