* Excessive lvreduce on snapshot doesn't show up as invalid snapshot
@ 2012-03-04 22:05 ben
0 siblings, 0 replies; only message in thread
From: ben @ 2012-03-04 22:05 UTC (permalink / raw
To: lvm-devel
If I have a snapshot and reduce it too far, it still shows as a valid
snap in 'lvs' on the attributes line.
# lvs
LV VG Attr LSize Origin Snap% Move Log Copy%
Convert
OriginVolume MyGroup owi-a- 98.46g
SnapShot MyGroup swi-a- 73.28g OriginVolume 0.73
# lvreduce --size 10M MyGroup/SnapShop
# lvs
/dev/MyGroup/SnapShot: read failed after 0 of 4096 at 105725755392:
Input/output error
/dev/MyGroup/SnapShot: read failed after 0 of 4096 at 105725812736:
Input/output error
snapshot percentage too large
dm_report_object: report function failed for field snap_percent
LV VG Attr LSize Origin Snap% Move Log Copy%
Convert
OriginVolume MyGroup owi-a- 98.46g
SnapShot MyGroup swi-a- 12.00m OriginVolume
lvs --version
LVM version: 2.02.88(2) (2011-08-19)
Library version: 1.02.67 (2011-08-19)
Driver version: 4.22.0
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2012-03-04 22:05 Excessive lvreduce on snapshot doesn't show up as invalid snapshot ben
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