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Example
Task 1 : Ckeck the logical volume and it mount point . In our
example we are going to move /myfilesytem from mvg1 to poovg1.
! df "g#ilesystem $% &locks #ree '(sed Iused 'Iused )ounted
on/dev/hd* .+, .+ +1' +,1* +' //dev/hd+ +.-- .*+ -' 0* ,'
/usr/dev/hd0var .+, .11 ,-' **0, ' /var/dev/hd .1+ .- *' , +'
/tmp/dev/hd1 ., .*- *' ++ 1' /home/proc " " " " " /proc/dev/hd1opt
., .+ ' 00 ' /opt/dev/lv2admin .1+ .1+ *' 1' /admin/dev/fslv 1. .,
-' 1,,- *' /se3install/dev/mylv +. +. 1' * 1' /my
Task + : 4ist the volume group present on the system.
! lsvgrootvgmyvg1poovg1
Task : Identify the 5olume $roup corresponds to the filesystem
and 4ogical 5olume. In thisexample mylv is the 45 name for
filesystme /my and it resides on 5$ myvg1 .
! lsvg "l myvg1myvg1:45 67)E T89E 49s 99s 95s 45 T7TE );(6T
9;I6Tmylv 3fs+ - - 1 open/syncd /myloglv1 3fs+log 1 1 1 open/syncd
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Task * : (mount the filesytem .
!umount /my
Task , : Copy the mylv to 5olume $roup poovg1 with new 45 name
mylvnew.
! cplv "v poovg1 "y mylvnew mylvcplv: 4ogical volume mylv
successfully copied to mylvnew .
Task : create a 3fs+log file with name loglv+.
! mklv "t 3fs+log "y loglv+ poovg1 1
loglv+
Task : #ormat the log file.
! logform /dev/loglv+logform: destroy /dev/rloglv+ y
Task - : 7ssign the log /dev/loglv+ to the 45 /dev/mylvnew.
! chfs "a dev?/dev/mylvnew "a log?/dev/loglv+ /my
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Task 0 : @un filesystem check on the mount point /my.
! fsck "p /my
The current volume is: /dev/mylvnew9rimary super&lock is
valid.A+24;$@EB;:log redo processing for
/dev/mylvnewA+24;$@EB;:logredo: /dev/loglv1 is not a log file
3+2logredo.cpp: E@@;@ in open#ilesystems line 1-,+
open4og3+2logredo.cpp: E@@;@ in 3+2logredo line ,
open#ilesystems#ailure replaying log: "-exec module
D/s&in/helpers/3fs+/logredo*D failed.logredo failed y
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! lsvg "l myvg1myvg1:45 67)E T89E 49s 99s 95s 45 T7TE );(6T
9;I6Tloglv1 3fs+log 1 1 1 closed/syncd 6/7
Task 1*: 5erify the mylvnew is present in poovg1.
! lsvg "l poovg1poovg1:45 67)E T89E 49s 99s 95s 45 T7TE );(6T
9;I6Tpoolv 3fs+ - - 1 closed/syncd 6/7mylvnew 3fs+ - - 1 open/syncd
/myloglv+ 3fs+log 1 1 1 open/syncd 6/7
%y this way we can move a filesystem from 5$ to 5$ .
