HP Online Import Software manual Post-Migration, Migration checklist-Online

Table 2 Premigration checklist—Online (continued)

		If EMC PowerPath is installed,
Number	Step	see:
		NOTE: (A maintenance
		window is required.)
		2. Configure device-mapper on
		the host:
		“Online Data Migration with
		Removal of EMC PowerPath”
		(page 40), step 6
		3. Remount application file
		systems:
		“Online Data Migration with
		Removal of EMC PowerPath”
		(page 40), step 7
6	Create migration (HP 3PAR Online	“Online Data Migration with
	Import Utility: createmigration	Removal of EMC PowerPath”
	command)	(page 40), steps 8–10
7	Change the HP 3PAR host	“Online Data Migration with
	persona/host OS.	Removal of EMC PowerPath”
		(page 40), step 11
8	Update path configurations.	“Online Data Migration with
		Removal of EMC PowerPath”
		(page 40), steps 12–14

If EMC PowerPath is not installed, see:

“Online Data Migration with Native device-mapper Multipath” (page 45), steps 6–8

“Online Data Migration with Native device-mapper Multipath” (page 45), step 9

“Online Data Migration with Native device-mapper Multipath” (page 45), steps 10–12

Migration

Table 3 Migration checklist—Online

Number Step

1Start the migration (HP 3PAR Online Import Utility: startmigration.

If you uninstalled EMC PowerPath (in “Premigration” (page 9), step

5):

“Online Data Migration with Removal of EMC PowerPath” (page 40), step 15

If you are using native device-mapper-multipath:

“Online Data Migration with Native device-mapper Multipath” (page 45), step 13

2	Monitor migration with the	“Viewing Migration Status” (page	“Viewing Migration Status” (page
	HP 3PAR Online Import Utility until	55)	55)
	completion.
3	Optional: Remove the migration	“removemigration” (page 80)	“removemigration” (page 80)
	definition when the migration has
	completed.

Post-Migration

Table 4 Post-migration checklist—Online

Number	Step
1	When all migrations are complete, remove the source storage system (EMC).

2Remove peer zones and reconfigure peer ports to host ports.

.

10 Migration Process Checklists