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Re: physio split the request.. cannot proceed
On Dec 23, 2013, at 1:54 PM, manu%netbsd.org@localhost (Emmanuel Dreyfus) wrote:
> J. Hannken-Illjes <hannken%eis.cs.tu-bs.de@localhost> wrote:
>
>> According to T10.ORG scsi commands a3/a4 for sequential devices are optional:
>>
>> OP DTLPWROMAEBKVF Description
>> A3 OOO O OOMOOOM MAINTENANCE IN
>> A4 OOO O OOOOOOO MAINTENANCE OUT
>>
>> What are you trying to do here?
>
> I am trying to mount a LTFS formatted tape. But I assume you wonder what
> LTFS software is doing.
>
> The logs suggests it attempts to fetch an error log dump from the drive.
> It is not such a problem if it is not implemented, as it is just a
> consequence of the failed READ(6):
>
>> LTFS20010D SCSI request: [ 08 02 01 00 00 00 ] Requested length=65536
>> LTFS20089D Driver detail: errno = 0x0
>> LTFS20089D Driver detail: status = 0x2
This is XS_SHORTSENSE (it also matches retsts being 0x04).
It is an atapi drive?
You try to read a record being larger than the buffer (65536)?
>> LTFS20089D Driver detail: retsts = 0x4
>> LTFS20089D Driver detail: error = 0x0
>
> I guess I will have to add the SENSE command to learn what happened.
--
J. Hannken-Illjes - hannken%eis.cs.tu-bs.de@localhost - TU Braunschweig
(Germany)
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