Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751144AbWC3Pq7 (ORCPT ); Thu, 30 Mar 2006 10:46:59 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751162AbWC3Pq7 (ORCPT ); Thu, 30 Mar 2006 10:46:59 -0500 Received: from nacho.alt.net ([207.14.113.18]:7585 "HELO nacho.alt.net") by vger.kernel.org with SMTP id S1751144AbWC3Pq6 (ORCPT ); Thu, 30 Mar 2006 10:46:58 -0500 Date: Thu, 30 Mar 2006 15:46:51 +0000 (GMT) To: erich cc: =?utf-8?B?KOW7o+WuieenkeaKgCnlronlj69P?= , Al Viro , Andrew Morton , "Randy.Dunlap" , Matti Aarnio , linux-kernel@vger.kernel.org, dax@gurulabs.com Subject: Re: new Areca driver in 2.6.16-rc6-mm2 appears to be broken In-Reply-To: <007701c653d7$8b8ee670$b100a8c0@erich2003> Message-ID: References: <007701c653d7$8b8ee670$b100a8c0@erich2003> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-Delivery-Agent: TMDA/1.0.3 (Seattle Slew) From: Chris Caputo Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6220 Lines: 149 I confirm I saw the problem while testing with ext2 and these two patches: areca-raid-linux-scsi-driver.patch areca-raid-linux-scsi-driver-update4.patch Did update4 change the way the driver informs the scsi subsystem about the dimensions of a volume, or the sector size, etc? Chris On Thu, 30 Mar 2006, erich wrote: > Dear Chris Caputo, > > Could you tell me about the file system of testing volume on bonnie++ ? > Does this issue come from different driver update? > I had done more two weeks of long time testing on three machines with bonnie++ > and iometer benchmark utility. > I have not got this phenomena in ext3 file system and reiserfs filesystem. > But I can reproduce this message immediately on large file "900MB" copy from > ARECA RAID volume format with ext2 file system. > The ext2 file system seem have this bug after linux kernel version 2.6.3. > I do same operation at linux 2.6.3 , it works fine. > Now I am researching the files system kernel source, I hope you can help me to > clear up the issue that what's happen with it > > Best Regartds > Erich Chen > ----- Original Message ----- From: "Chris Caputo" > To: "Erich Chen" > Sent: Wednesday, March 22, 2006 7:45 AM > Subject: new Areca driver in 2.6.16-rc6-mm2 appears to be broken > > > > Erich, > > > > The new Areca driver in 2.6.16-rc6-mm2 is broken as far as I can tell. > > > > I applied the Areca driver in Linux 2.6.16-rc6-mm2 to a 2.6.15.6 as > > follows: > > > > cd /usr/src > > wget > > http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.16-rc6/2.6.16-rc6-mm2/broken-out/areca-raid-linux-scsi-driver.patch > > wget > > http://www.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.16-rc6/2.6.16-rc6-mm2/broken-out/areca-raid-linux-scsi-driver-update4.patch > > cd /usr/src/linux > > cat ../areca-raid-linux-scsi-driver.patch | patch -p1 > > cat ../areca-raid-linux-scsi-driver-update4.patch | patch -p1 > > > > After compiling a new 2.6.15.6 kernel with the driver I was able to boot > > and things appeared fine until I ran a bonnie++ test. During the test the > > following started spewing endlessly and the system was unusable: > > > > ... > > attempt to access beyond end of device > > sdb1: rw=0, want=134744080, limit=128002016 > > attempt to access beyond end of device > > sdb1: rw=0, want=134744080, limit=128002016 > > attempt to access beyond end of device > > sdb1: rw=0, want=134744080, limit=128002016 > > attempt to access beyond end of device > > sdb1: rw=0, want=134744080, limit=128002016 > > attempt to access beyond end of device > > sdb1: rw=0, want=134744080, limit=128002016 > > attempt to access beyond end of device > > sdb1: rw=0, want=134744080, limit=128002016 > > attempt to access beyond end of device > > sdb1: rw=0, want=134744080, limit=128002016 > > ... > > > > When only "areca-raid-linux-scsi-driver.patch" is used, the system works > > fine for bonnie++ tests and general usage. > > > > The system is as follows: > > > > AMD Opteron 280 dual-core 2.4ghz. Revision E6, 256KB L1, 2048KB L2. > > SuperMicro H8DAE (rev 1.11) > > 8 gigabytes (4 * 2GB PC3200/DDR400 REG ECC) > > Areca Tekram ARC-1160ML SATAII 16-port multi-lane with 256 megs RAM > > Areca ARC-6120 Battery Backup Module > > Four (4) Seagate ST3250823AS 250GB > > Twelve (12) Western Digital WD2500JD 250GB > > > > Info on the RAID config is below. > > > > Please let me know how I can assist. > > > > Thank you, > > Chris Caputo > > > > --- > > > > # areca rsf info > > Num Name Disks TotalCap FreeCap DiskChannels State > > =============================================================================== > > 1 Raid Set # 00 14 3500.0GB 0.0GB FG3456789ABCDE Normal > > =============================================================================== > > GuiErrMsg<0x00>: Success. > > > > # areca vsf info > > # Name Raid# Level Capacity Ch/Id/Lun State > > =============================================================================== > > 1 ARC-1160-VOL#00 1 Raid0+1 19.0GB 00/00/00 Normal > > 2 ARC-1160-VOL#01 1 Raid0+1 1731.0GB 00/01/00 Normal > > =============================================================================== > > GuiErrMsg<0x00>: Success. > > > > # areca disk info > > Ch ModelName Serial# FirmRev Capacity State > > =============================================================================== > > 1 ST3250823AS 4ND1JKDW 3.03 250.1GB HotSpare > > 2 ST3250823AS 4ND1HEKE 3.03 250.1GB HotSpare > > 3 ST3250823AS 4ND1DEFN 3.03 250.1GB RaidSet > > Member(1) > > 4 ST3250823AS 4ND1E37B 3.03 250.1GB RaidSet > > Member(1) > > 5 WDC WD2500JD-00 WD-WMAEH1416638 02.05D02 250.1GB RaidSet > > Member(1) > > 6 WDC WD2500JD-00 WD-WMAEH1415477 02.05D02 250.1GB RaidSet > > Member(1) > > 7 WDC WD2500JD-00 WD-WMAEH1408943 02.05D02 250.1GB RaidSet > > Member(1) > > 8 WDC WD2500JD-00 WD-WMAEH1428940 02.05D02 250.1GB RaidSet > > Member(1) > > 9 WDC WD2500JD-00 WD-WMAEH1416508 02.05D02 250.1GB RaidSet > > Member(1) > > 10 WDC WD2500JD-00 WD-WMAEH1416317 02.05D02 250.1GB RaidSet > > Member(1) > > 11 WDC WD2500JD-00 WD-WMAEH1596552 02.05D02 250.1GB RaidSet > > Member(1) > > 12 WDC WD2500SD-01 WD-WMAL71480351 08.02D08 250.1GB RaidSet > > Member(1) > > 13 WDC WD2500JD-00 WD-WMAEH1408933 02.05D02 250.1GB RaidSet > > Member(1) > > 14 WDC WD2500JD-00 WD-WMAEH1398573 02.05D02 250.1GB RaidSet > > Member(1) > > 15 WDC WD2500JD-00 WD-WMAEH1409027 02.05D02 250.1GB RaidSet > > Member(1) > > 16 WDC WD2500SD-01 WD-WMAL72085064 08.02D08 250.1GB RaidSet > > Member(1) > > =============================================================================== > > GuiErrMsg<0x00>: Success. > > - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/