How to use The "SF 5.0 Tentative Migration" feature to evacuate data from one disk to another.
Article ID: 100022977
Updated On:
Resolution
vxprint -ht
dg test default default 47000 1213017405.23.kenkoy
dm test01 c1t9d0s2 auto 65536 17837152 -
dm test02 c1t10d0s2 auto 65536 17837152 -
v testvol - ENABLED ACTIVE 2097152 SELECT - fsgen
pl testvol-01 testvol ENABLED ACTIVE 2097152 CONCAT - RW
sd test01-01 testvol-01 test01 0 2097152 0 c1t9d0 ENA
#mount -F vxfs /dev/vx/dsk/test/testvol /test
#df -F vxfs
/test (/dev/vx/dsk/test/testvol): 2061654 blocks 257704 files
Tentative of moving test01 to test02
#vxevac -g test -k test01 test02
vxprint -ht
dg test default default 47000 1213017405.23.kenkoy
dm test01 c1t9d0s2 auto 65536 17837152 -
dm test02 c1t10d0s2 auto 65536 17837152 -
v testvol - ENABLED ACTIVE 2097152 SELECT - fsgen
pl %1 testvol ENABLED ACTIVE 2097152 CONCAT - RW
sd test02-01 %1 test02 0 2097152 0 c1t10d0 ENA
pl testvol-01 testvol ENABLED ACTIVE 2097152 CONCAT - RW
sd test01-01 testvol-01 test01 0 2097152 0 c1t9d0 ENA
-Let's roll back the tentative move.
#vxevac -g test rollback test01
vxprint -ht
dg test default default 47000 1213017405.23.kenkoy
dm test01 c1t9d0s2 auto 65536 17837152 -
dm test02 c1t10d0s2 auto 65536 17837152 -
v testvol - ENABLED ACTIVE 2097152 SELECT - fsgen
pl testvol-01 testvol ENABLED ACTIVE 2097152 CONCAT - RW
sd test01-01 testvol-01 test01 0 2097152 0 c1t9d0 ENA
-Let's try another tentative move and commit it this time
#vxevac -g test -k test01 test02
vxprint -ht
dg test default default 47000 1213017405.23.kenkoy
dm test01 c1t9d0s2 auto 65536 17837152 -
dm test02 c1t10d0s2 auto 65536 17837152 -
v testvol - ENABLED ACTIVE 2097152 SELECT - fsgen
pl %2 testvol ENABLED ACTIVE 2097152 CONCAT - RW
sd test02-01 %2 test02 0 2097152 0 c1t10d0 ENA
pl testvol-01 testvol ENABLED ACTIVE 2097152 CONCAT - RW
sd test01-01 testvol-01 test01 0 2097152 0 c1t9d0 ENA
Commit the tentative move
#vxevac -g test commit test01
vxprint -ht
dg test default default 47000 1213017405.23.kenkoy
dm test01 c1t9d0s2 auto 65536 17837152 -
dm test02 c1t10d0s2 auto 65536 17837152 -
v testvol - ENABLED ACTIVE 2097152 SELECT - fsgen
pl testvol-01 testvol ENABLED ACTIVE 2097152 CONCAT - RW
sd test02-01 testvol-01 test02 0 2097152 0 c1t10d0 ENA
You can also use the -k option when moving part of the disk (the subdisk) with vxsd. Yes you are commiting the source in the command.
Issue/Introduction
How to use The "SF 5.0 Tentative Migration" feature to evacuate data from one disk to another.
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