mpt errors QUEUE FULL EVENT, freebsd 7.0 on dell 1950

Xin LI delphij at
Thu Oct 16 18:52:33 UTC 2008

Hash: SHA1

andys wrote:
> Hi,
>  Im seeing repeated errors relating to the mpt driver in my messages
> file on FreeBSD 7.0-RELEASE-p5. The server is a dell 1950. The error is:
> kernel: mpt0: QUEUE FULL EVENT: Bus 0x00 Target 0x08 Depth 122
> The hardware info from pciconf is:
> hdr=0x00
>    vendor     = 'Intel Corporation'
>    device     = '82801IB/IR/IH (ICH9 Family) 2 port Serial ATA Storage
> Controller 2'
>    class      = mass storage
>    subclass   = ATA
> mpt0 at pci0:5:0:0:        class=0x010000 card=0x1f0e1028 chip=0x00581000
> rev=0x08 hdr=0x00
>    vendor     = 'LSI Logic (Was: Symbios Logic, NCR)'
>    device     = 'SAS 3000 series, 8-port with 1068E -StorPort'
>    class      = mass storage
>    subclass   = SCSI
> Im not sure how you upgrade drivers in freebsd, but I believe mpt is in
> the kernel so I have tried upgrading using freebsd-update which took me
> to release p5 but I still have the same problem.
> Can anyone help?
> thanks alot!
> Andy.

As a workaround I think you can do 'camcontrol tags -N 120 da0' (repeat
for all disks connected through mpt)?  There are rumors saying that this
was caused by some firmware issue and one need to update firmwares of
his hard disk, but I have not tested it myself.

- --
Xin LI <delphij at>
FreeBSD - The Power to Serve!
Version: GnuPG v2.0.9 (FreeBSD)


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