one more step automated in the migration

tsa/howto/ganeti.mdwn

@@ -247,40 +247,34 @@ Import procedure:
 
         ./ganeti -v -H $INSTANCE libvirt-import  --ganeti-node $SPARE_NODE --libvirt-host $KVM_HOST --suspend --adopt
 
- 4. login the new machine through the ganeti console:
- 
-         gnt-instance console $INSTANCE
-
- 5. renumber the host:
+ 4. renumber the host:
     
-        vi /etc/network/interfaces
-        service networking stop
-        service networking start
+        ./ganeti -v -H $SPARE_NODE renumber-instance $INSTANCE
 
- 6. test services by changing your `/etc/hosts`
+ 5. test services by changing your `/etc/hosts`
 
- 7. shutdown original instance:
+ 6. shutdown original instance:
  
         ssh $INSTANCE shutdown -h +1 'migrating to new server'
  
- 8. destroy test instance:
+ 7. destroy test instance:
  
         gnt-instance remove $INSTANCE
  
- 9. redo migration as in step 3, 4 and 5
+ 8. redo migration as in step 3, 4 and 5
 
- 10. final test procedure
+ 9. final test procedure
 
- 11. switch to DRBD, still on the Ganeti MASTER NODE:
+ 10. switch to DRBD, still on the Ganeti MASTER NODE:
 
         gnt-instance stop $INSTANCE
         gnt-instance modify -t drbd $INSTANCE
         gnt-instance failover $INSTANCE
         gnt-instance start $INSTANCE
 
- 12. switch DNS over to the new machine (see step 16 below)
+ 11. switch DNS over to the new machine (see step 16 below)
 
- 13. retire old instance ([[retire-a-host]])
+ 12. retire old instance ([[retire-a-host]])
 
 ## Importing external instances, manual