Bug#474698: partman-base: Inconsistent output if sector size != 512 bytes
Ferenc Wagner <wferi@niif.hu> writes:
> Otavio Salvador <otavio@debian.org> writes:
>
>> Ferenc Wagner <wferi@niif.hu> writes:
>>
>>>> Do you have any disk with sector size bigger then 512 bytes for
>>>> testing? ramdisk is not the best way of doing that.
>>>
>>> RAID1 of two ramdisks... :) Jokes aside, fdisk says it has sector
>>> size 1024 and parted can open it (but not the constituent ramdisks).
>>>
>>>> I've made a test patch locally here but I can't test it.
>>>
>>> Unfortunately I don't have any such real hardware either, but why not
>>> test with the above trick?
>>
>> Because ramdisks cannot be opened with O_DIRECT and lastest parted
>> needs it. This has been done long time ago to avoid some sync problems
>> with disks.
>>
>> We could hack parted to allow it for testing but it's not a "real" test.
>
> I didn't express myself clearly.
>
> # mdadm -C /dev/md0 -l1 -n2 /dev/ram1 /dev/ram2
>
> Now /dev/md0 has sector size 1024 and can be opened by parted 1.8.8.
> Doesn't it make it suitable for testing?
Sure, this works. I'll then use d-i to test. I'll report back tomorrow.
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