Re: Boot of Dell 1750 fails with multiple SCSI drives installed

From: Doug White (dwhite_at_gumbysoft.com)
Date: 10/28/03

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    Date: Tue, 28 Oct 2003 09:26:15 -0800 (PST)
To: Clint Gilders <techservices@onlinehobbyist.com>

    On Mon, 27 Oct 2003, Clint Gilders wrote:

    > We have a brand new Dell Power Edge 1750 with an LSILogic 1030 Ultra 4
    > SCSI Adapter and 2 x 73 GB harddrives.
    >
    > I did not do the install because I am about 1000 miles form our
    > co-location facility, but here is the information I have on the problems
    > seen by the tech doing the install.

    I did this install on one of these 2 weeks ago and it worked perfectly.
    Perhaps the backplane board in the system is damaged?

    > With the two factory installed drives attached the system will not boot
    > from the install CD. If the second drive is disconnected the system can
    > be installed, but again will not boot if the second drive is connected.
    > The system is running 4.9-RC with an SMP kernel. 4.8 gave the same
    > results.
    >
    > This is what's logged with one or two drives:
    >
    > Oct 27 10:30:26 king7 /kernel: mpt0: <LSILogic 1030 Ultra4 Adapter> port 0xcc00-0xccff mem
    > 0xfcd20000-0xfcd2ffff,0xfcd30000-0xfcd3ffff irq 7 at device 5.0 on pci4
    > Oct 27 10:30:26 king7 /kernel: mpt1: <LSILogic 1030 Ultra4 Adapter> port 0xc800-0xc8ff mem
    > 0xfcd00000-0xfcd0ffff,0xfcd10000-0xfcd1ffff irq 13 at device 5.1 on pci4
    > Oct 27 10:30:26 king7 /kernel: Waiting 15 seconds for SCSI devices to settle
    > Oct 27 10:30:26 king7 /kernel: pass1 at mpt0 bus 0 target 6 lun 0
    > Oct 27 10:30:26 king7 /kernel: pass1: <PE/PV 1x3 SCSI BP 1.1> Fixed
    Processor SCSI-2 device
    > Oct 27 10:30:26 king7 /kernel: pass1: 3.300MB/s transfers
    > Oct 27 10:30:26 king7 /kernel: da0 at mpt0 bus 0 target 0 lun 0
    > Oct 27 10:30:26 king7 /kernel: da0: <IBM IC35L073UCDY10-0 S27F> Fixed Direct Access SCSI-3
    > device
    > Oct 27 10:30:26 king7 /kernel: da0: 320.000MB/s transfers (160.000MHz, offset 127, 16bit),
    > Tagged Queueing Enabled
    > Oct 27 10:30:26 king7 /kernel: da0: 70007MB (143374650 512 byte sectors: 255H 63S/T 8924C)
    > Oct 27 10:30:26 king7 /kernel: Mounting root from ufs:/dev/da0s1a
    >
    > When there are two drives the machine hangs at this point and prints the following error
    > message to the console:
    >
    > MPT0: time out on request sequence: sequence = 0xFD

    Command timeouts are usually indicitive of SCSI connectivity problems.

    I would get the Dell diagnostics disk and run it on your system. 

    -- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite@gumbysoft.com          |  www.FreeBSD.org
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