From mboxrd@z Thu Jan 1 00:00:00 1970 From: Shanker Balan Subject: Re: aic7xxx: SCSI Bus Reset Date: Thu, 26 Dec 2002 11:04:23 +0530 Sender: linux-scsi-owner@vger.kernel.org Message-ID: <20021226053423.GA727@exocore.com> References: <20021224112158.GA667@exocore.com> <2149895408.1040745297@aslan.scsiguy.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Received: from godzilla.exocore.com (PPP-219-65-145-218.bng.vsnl.net.in [219.65.145.218]) (authenticated) by premium.exocore.com (8.11.6/8.11.6) with ESMTP id gBQ5YWp27888 for ; Thu, 26 Dec 2002 11:04:33 +0530 Content-Disposition: inline In-Reply-To: <2149895408.1040745297@aslan.scsiguy.com> List-Id: linux-scsi@vger.kernel.org To: Linux SCSI Hello: Justin T. Gibbs wrote, > Can you provide the firmware revisions of these drives. Anything less > than B440 is suspect. The behavior your report looks like the drives > stop returning queued I/O. I have seen this before on at least B120, > although it was when running at U320/packetized and not U160. My > guess is that the bug in these early firmware revs is protocol > agnostic. Ok, here is a snip from dmesg: SCSI subsystem driver Revision: 1.00 scsi0 : Adaptec AIC7XXX EISA/VLB/PCI SCSI HBA DRIVER, Rev 6.2.8 aic7892: Ultra160 Wide Channel A, SCSI Id=7, 32/253 SCBs blk: queue c256e218, I/O limit 4095Mb (mask 0xffffffff) Vendor: QUANTUM Model: ATLAS10K3_18_SCA Rev: 020W Type: Direct-Access ANSI SCSI revision: 03 blk: queue dfd8be18, I/O limit 4095Mb (mask 0xffffffff) Vendor: QUANTUM Model: ATLAS10K3_73_SCA Rev: 020W Type: Direct-Access ANSI SCSI revision: 03 blk: queue dfd8ba18, I/O limit 4095Mb (mask 0xffffffff) Vendor: QUANTUM Model: ATLAS10K3_73_SCA Rev: 020W Type: Direct-Access ANSI SCSI revision: 03 blk: queue dfd8b618, I/O limit 4095Mb (mask 0xffffffff) scsi0:A:0:0: Tagged Queuing enabled. Depth 253 scsi0:A:1:0: Tagged Queuing enabled. Depth 253 scsi0:A:2:0: Tagged Queuing enabled. Depth 253 Attached scsi disk sda at scsi0, channel 0, id 0, lun 0 Attached scsi disk sdb at scsi0, channel 0, id 1, lun 0 Attached scsi disk sdc at scsi0, channel 0, id 2, lun 0 (scsi0:A:0): 160.000MB/s transfers (80.000MHz DT, offset 127, 16bit) SCSI device sda: 35916548 512-byte hdwr sectors (18389 MB) Partition check: sda: sda1 sda2 sda3 sda4 < sda5 sda6 sda7 sda8 sda9 > (scsi0:A:1): 160.000MB/s transfers (80.000MHz DT, offset 127, 16bit) SCSI device sdb: 143666192 512-byte hdwr sectors (73557 MB) sdb: sdb1 sdb2 sdb3 (scsi0:A:2): 160.000MB/s transfers (80.000MHz DT, offset 127, 16bit) SCSI device sdc: 143666192 512-byte hdwr sectors (73557 MB) sdc: sdc1 sdc2 sdc3 -- Shanu http://shankerbalan.com/ -- It's a good thing we don't get all the government we pay for.