[linux-lvm] Filesystem corruption with LVM's pvmove onto a PV with a larger physical block size

Ingo Franzki ifranzki at linux.ibm.com
Wed Feb 27 17:05:06 UTC 2019

On 27.02.2019 15:59, Stuart D. Gathman wrote:
> On Wed, 27 Feb 2019, Ingo Franzki wrote:
>> The good thing about the example with encrypted volumes on loopback
>> devices is that you can reproduce the problem on any platform, without
>> having certain hardware requirements.
> The losetup command has a --sector-size option that sets the logical
> sector size.  I wonder if that is sufficient to reproduce the problem.
Yes that should work: 

# losetup -fP loopbackfile.img --sector-size 4096
# blockdev --getpbsz /dev/loop0

Ingo Franzki
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