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    SubjectRe: 2.6.16.32 stuck in generic_file_aio_write()

    Hi,

    > If you are working on arcmsr 1.20.00.13 for official kernel version.
    > This is the last version.

    I'm already on that version. I'll see if I can upgrade to 2.6.19 today.

    > Could you check your RAID controller event and tell someting to me?
    > You can check "MBIOS"=>"Physical Drive Information"=>"View Drive
    > Information"=>"Select The Drive"=>"Timeout Count"......
    > It could tell you which disk had bad behavior cause your RAID volume
    > offline.

    I need to be in the BIOS right ? I couldn't find anything usefull with the
    cli32 tool.

    > About the message dump from arcmsr, it said that your RAID volume had
    > something wrong and kicked out from the system.
    > How about your RAID config?

    CLI> disk info
    Ch ModelName Serial# FirmRev Capacity State
    ===============================================================================
    1 HDT722516DLA380 VDK71BTCDB90KE V43OA91A 164.7GB RaidSet
    Member(1)
    2 HDT722516DLA380 VDN71BTCDEPH7G V43OA91A 164.7GB RaidSet
    Member(1)
    3 HDT722516DLA380 VDN71BTCDES96G V43OA91A 164.7GB RaidSet
    Member(1)
    4 HDT722516DLA380 VDN71BTCDE15KG V43OA91A 164.7GB RaidSet
    Member(1)
    ===============================================================================

    CLI> rsf info
    Num Name Disks TotalCap FreeCap DiskChannels State
    ===============================================================================
    1 Raid Set # 00 4 640.0GB 0.0GB 1234 Normal
    ===============================================================================

    CLI> vsf info
    # Name Raid# Level Capacity Ch/Id/Lun State
    ===============================================================================
    1 ARC-1110-VOL#00 1 Raid5 480.0GB 00/00/00 Normal
    ===============================================================================

    A plain RAID 5 config with 4 disks.


    > Areca had new firmware released (1.42).
    > If you are working on "sg" device with scsi passthrough ioctl method to feed
    > data into Areca's RAID volume.
    > You need to limit your data under 512 blocks (256K) each transfer.
    > The new firmware will enlarge it into 4096 blocks (2M) each transfer.
    > The firmware version 1.42 is on releasing procedure but not yet put it on
    > Areca ftp site.

    I don't use the sg driver at all. Is the upgrade worth it ? I usually
    don't mess with firmware unless being told to do so.

    > If you need it, please tell me again.

    Can you send it to me ? Installing it won't hurt I guess :)


    Regards,


    Igmar


    --
    Igmar Palsenberg
    JDI ICT

    Zutphensestraatweg 85
    6953 CJ Dieren
    Tel: +31 (0)313 - 496741
    Fax: +31 (0)313 - 420996
    The Netherlands

    mailto: i.palsenberg@jdi-ict.nl
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