On Mon, 4 Mar 2019, Cesare Leonardi wrote:
Today I repeated all the tests and indeed in one case the mount failed: after
pvmoving from the 512/4096 disk to the 4096/4096 disk, with the LV ext4 using
1024 block size.
...
The error happened where you guys expected. And also for me fsck showed no
errors.
But doesn't look like a filesystem corruption: if you pvmove back the data,
it will become readable again:
...
THAT is a crucial observation. It's not an LVM bug, but the filesystem
trying to read 1024 bytes on a 4096 device. I suspect it could also
happen with an unaligned filesystem on a 4096 device.
--
Stuart D. Gathman <[email protected]>
"Confutatis maledictis, flamis acribus addictis" - background song for
a Microsoft sponsored "Where do you want to go from here?" commercial.
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