From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752791AbaCEVen (ORCPT ); Wed, 5 Mar 2014 16:34:43 -0500 Received: from sonne.alt-f4.ch ([95.128.33.42]:45402 "EHLO sonne.alt-f4.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756303AbaCEVel (ORCPT ); Wed, 5 Mar 2014 16:34:41 -0500 Date: Wed, 5 Mar 2014 22:40:14 +0100 From: markus To: Mark Knecht Cc: Nagalakshmi Nandigama , Sreekanth Reddy , support@lsi.com, DL-MPTFusionLinux@lsi.com, linux-scsi@vger.kernel.org, Linux Kernel List Subject: Re: Slow I/O performance on SAS1064 Message-ID: <20140305214013.GA6287@localhost.localdomain> References: <20140305175036.GA23885@localhost.localdomain> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="/04w6evG8XlLl3ft" Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --/04w6evG8XlLl3ft Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Wed, Mar 05, 2014 at 10:21:07AM -0800, Mark Knecht wrote: > On Wed, Mar 5, 2014 at 9:50 AM, Markus wrote: > >=20 > > The hdparm result looks like there is somethink not right . There were = no features supported but why ? >=20 >=20 > Does the HDD have S.M.A.R.T. features? Possibly >=20 > smartctl -a /dev/sda root@outpost:~# smartctl -a /dev/sda smartctl 5.41 2011-06-09 r3365 [sparc64-linux-3.13.5-mar] (local build) Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net Probable ATA device behind a SAT layer Try an additional '-d ata' or '-d sat' argument. so i try it with scsi.=20 root@outpost:~# smartctl -d scsi -a /dev/sda smartctl 5.41 2011-06-09 r3365 [sparc64-linux-3.13.5-mar] (local build) Copyright (C) 2002-11 by Bruce Allen, http://smartmontools.sourceforge.net User Capacity: 2,000,398,934,016 bytes [2.00 TB] Logical block size: 512 bytes Logical Unit id: 0x50000394e2380537 Serial number: 7365P4KNT Device type: disk Local Time is: Wed Mar 5 22:32:09 2014 CET Device supports SMART and is Disabled Temperature Warning Disabled or Not Supported SMART Health Status: OK Error Counter logging not supported Device does not support Self Test logging >=20 > would provide some additional visibility? =2E.... [ 98.037209] Uniform Multi-Platform E-IDE driver [ 98.107564] SLAB: Unable to allocate memory on node 0 (gfp=3D0x40d1) [ 98.188985] cache: dma-kmalloc-512, object size: 512, order: 0 [ 98.268127] node 0: slabs: 0/0, objs: 0/0, free: 0 [ 98.333538] sr: out of memory. [ 98.373628] cdrom: Uniform CD-ROM driver Revision: 3.20 [ 98.443390] sr 0:0:0:0: Attached scsi CD-ROM sr0 [ 98.448375] sr 0:0:0:0: Attached scsi generic sg0 type 5 [ 103.198705] scsi2 : ioc0: LSISAS1064 A3, FwRev=3D01080400h, Ports=3D1, M= axQ=3D511, IRQ=3D10 [ 103.329805] mptsas: ioc0: attaching sata device: fw_channel 0, fw_id 0, = phy 0, sas_addr 0x1221000000000000 [ 103.462762] scsi 2:0:0:0: Direct-Access ATA TOSHIBA MQ01ABB2 0U= PQ: 0 ANSI: 5 [ 103.571610] scsi 2:0:0:0: Attached scsi generic sg1 type 0 [ 103.645418] mptsas: ioc0: attaching sata device: fw_channel 0, fw_id 1, = phy 1, sas_addr 0x1221000001000000 [ 103.777635] scsi 2:0:1:0: Direct-Access ATA TOSHIBA MQ01ABB2 0U= PQ: 0 ANSI: 5 [ 103.886607] scsi 2:0:1:0: Attached scsi generic sg2 type 0 [ 103.960517] mptsas: ioc0: attaching sata device: fw_channel 0, fw_id 2, = phy 2, sas_addr 0x1221000002000000 [ 104.093109] scsi 2:0:2:0: Direct-Access ATA TOSHIBA MQ01ABB2 0U= PQ: 0 ANSI: 5 [ 104.201973] scsi 2:0:2:0: Attached scsi generic sg3 type 0 [ 104.275830] mptsas: ioc0: attaching sata device: fw_channel 0, fw_id 3, = phy 3, sas_addr 0x1221000003000000 [ 104.408412] scsi 2:0:3:0: Direct-Access ATA TOSHIBA MQ01ABB2 0U= PQ: 0 ANSI: 5 [ 104.517379] scsi 2:0:3:0: Attached scsi generic sg4 type 0 [ 104.618997] sd 2:0:0:0: [sda] 3907029168 512-byte logical blocks: (2.00 = TB/1.81 TiB) [ 104.721185] sd 2:0:3:0: [sdd] 3907029168 512-byte logical blocks: (2.00 = TB/1.81 TiB) [ 104.823771] sd 2:0:1:0: [sdb] 3907029168 512-byte logical blocks: (2.00 = TB/1.81 TiB) [ 104.824017] sd 2:0:2:0: [sdc] 3907029168 512-byte logical blocks: (2.00 = TB/1.81 TiB) [ 104.828691] sd 2:0:0:0: [sda] Write Protect is off [ 104.828697] sd 2:0:0:0: [sda] Mode Sense: 67 00 00 08 [ 104.829940] sd 2:0:2:0: [sdc] Write Protect is off [ 104.829945] sd 2:0:2:0: [sdc] Mode Sense: 67 00 00 08 [ 104.830488] sd 2:0:3:0: [sdd] Write Protect is off [ 104.830493] sd 2:0:3:0: [sdd] Mode Sense: 67 00 00 08 [ 104.833225] sd 2:0:0:0: [sda] Write cache: enabled, read cache: enabled,= doesn't support DPO or FUA [ 104.834471] sd 2:0:2:0: [sdc] Write cache: enabled, read cache: enabled,= doesn't support DPO or FUA [ 104.835118] sd 2:0:3:0: [sdd] Write cache: enabled, read cache: enabled,= doesn't support DPO or FUA [ 105.583175] sd 2:0:1:0: [sdb] Write Protect is off [ 105.623801] sda: sda1 sda2 sda3 [ 105.651118] sdc: sdc1 sdc9 [ 105.654024] sdd: sdd1 sdd9 [ 105.761966] sd 2:0:1:0: [sdb] Mode Sense: 67 00 00 08 [ 105.769029] sd 2:0:1:0: [sdb] Write cache: enabled, read cache: enabled,= doesn't support DPO or FUA [ 105.775293] sd 2:0:2:0: [sdc] Attached SCSI disk [ 105.775941] sd 2:0:3:0: [sdd] Attached SCSI disk [ 106.014357] sd 2:0:0:0: [sda] Attached SCSI disk [ 106.158864] sdb: sdb1 sdb9 [ 106.205879] sd 2:0:1:0: [sdb] Attached SCSI disk [ 106.502387] random: nonblocking pool is initialized [ 106.792978] device-mapper: uevent: version 1.0.3 [ 106.861434] device-mapper: ioctl: 4.27.0-ioctl (2013-10-30) initialised:= dm-devel@redhat.com [ 108.085062] bio: create slab at 1 =2E.... >=20 > - Mark Markus --/04w6evG8XlLl3ft Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJTF5m9AAoJENNjYPi2hQIwxUwP/2Ye6ToVd2vF9TauPsWlHbe1 A857H/nA0VBpHuHBsrPjbXIb5P33P3TEA3NcU5fppmKSAS4tiwM6OZlcq7E9qHyA LNpmkOcPYakmINxkUIS2PMdvMbOhfTi6iMwLPMh2hS95WhUUzBSms0SlInjUtOaA qMQvV9XadbPlHbLue05g4uhWKsBJQerTqGJegB7arPMXByyOG6rRJM7t3IYxQ+4I qV4+jZM21RmLyxPu37dg2Xbf3ggpylNCQj4oY1X0vFjelbb0UxWXIKnup1wsVoXw nfGOWvB5yxBBy8IgJqloOFQCm5CTYeqKlL6OyCJyLnWaIHjB3WXMk5ddbSa2WKvi ZyoqjrZkP8NhAqRkFNNabZUIK0mjRjqRxy0INBLpdGWkqvJNb83m/HSwrJGCQpxO ZH69LJY6WKj1uoG/NZ/wLk8NdJRsZDKaJ7A2hs+8bnBZ2rYH9jCrPSfXUEl2YLsk jl+C5WWTdpK47GmcKOM6JEotOspvNJagYtFDTlbh36xv5gpDKjeAuQxrDRhBSLTa PhxNveLDUhoa4Vh5b8GO8WaY1IJHDXM6QuzImuMR5Qmcbr2V+Y+FLpGKSDhLmIHB Bhtjj4J+0ERpb5y3Ke1GpINBPjL7Hsl5PrxLhvMl4pH9ClnWVHWROQlBqc3VTy8t NXBPfnHbORYhsvwxM34x =2wbM -----END PGP SIGNATURE----- --/04w6evG8XlLl3ft--