Re: Adaptec aic79xx performance

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Further info, indicating a negotiation problem:

/proc/scsi/aic7xxx:
Target 3 Negotiation Settings
    User: 160.000MB/s transfers (80.000MHz DT, offset 127, 16bit)
    Goal: 160.000MB/s transfers (80.000MHz DT, offset 127, 16bit)
    Curr: 160.000MB/s transfers (80.000MHz DT, offset 127, 16bit)
    Channel A Target 3 Lun 0 Settings
            Commands Queued 24
            Commands Active 0
            Command Openings 1
            Max Tagged Openings 0
            Device Queue Frozen Count 0

/proc/scsi/aic79xx:
Target 3 Negotiation Settings
    User: 320.000MB/s transfers (160.000MHz RDSTRM|DT|IU|RTI|QAS, 16bit)
    Goal: 3.300MB/s transfers
    Curr: 3.300MB/s transfers
    Channel A Target 3 Lun 0 Settings
            Commands Queued 19
            Commands Active 0
            Command Openings 1
            Max Tagged Openings 0
            Device Queue Frozen Count 0

Kinda explains the abysmal data rate. I am guessing that this is a bug. Anyone looked at this?

Thanks,

Denny
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