Dariush Debian Diary
Diariusz Dariusza
, 06, 2007
Upgrade to LVM2 from LVM1 on running system
Problem:
homenode:/home/eyck# pvcreate /dev/cciss/c0d2p5 Physical volume "/dev/cciss/c0d2p5" successfully created homenode:/home/eyck# vgscan Reading all physical volumes. This may take a while... Found volume group "sys" using metadata type lvm1 homenode:/home/eyck# vgextend sys /dev/cciss/c0d2p5 Physical volume /dev/cciss/c0d2p5 is of different format type (lvm2) Unable to add physical volume '/dev/cciss/c0d2p5' to volume group 'sys'. homenode:/home/eyck# pvscan PV /dev/cciss/c0d0p3 VG sys lvm1 [66.34 GB / 0 free] PV /dev/cciss/c0d1p5 VG sys lvm1 [130.34 GB / 6.19 GB free] PV /dev/cciss/c0d2p5 lvm2 [33.91 GB] Total: 3 [230.60 GB] / in use: 2 [196.69 GB] / in no VG: 1 [33.91 GB]
Solution:
homenode:/home/eyck# vgconvert -M2 sys
Volume group sys successfully converted
homenode:/home/eyck# pvscan
PV /dev/cciss/c0d0p3 VG sys lvm2 [66.34 GB / 0 free]
PV /dev/cciss/c0d1p5 VG sys lvm2 [130.34 GB / 6.19 GB free]
PV /dev/cciss/c0d2p5 lvm2 [33.91 GB]
Total: 3 [230.60 GB] / in use: 2 [196.69 GB] / in no VG: 1 [33.91 GB]
homenode:/home/eyck# vgextend sys /dev/cciss/c0d2p5
Volume group "sys" successfully extended
homenode:/home/eyck# pvscan
PV /dev/cciss/c0d0p3 VG sys lvm2 [66.34 GB / 0 free]
PV /dev/cciss/c0d1p5 VG sys lvm2 [130.34 GB / 6.19 GB free]
PV /dev/cciss/c0d2p5 VG sys lvm2 [33.91 GB / 33.91 GB free]
Total: 3 [230.59 GB] / in use: 3 [230.59 GB] / in no VG: 0 [0 ]
homenode:/home/eyck# lvextend -L+5G /dev/sys/v
Extending logical volume v to 194.50 GB
Logical volume v successfully resized
homenode:/home/eyck# xfs_growfs /fs/v/
meta-data=/dev/sys/v isize=256 agcount=61, agsize=819200 blks
= sectsz=512 attr=1
data = bsize=4096 blocks=49676288, imaxpct=25
= sunit=0 swidth=0 blks, unwritten=1
naming =version 2 bsize=4096
log =internal bsize=4096 blocks=6400, version=1
= sectsz=512 sunit=0 blks
realtime =none extsz=65536 blocks=0, rtextents=0
data blocks changed from 49676288 to 50987008
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