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

Page 10
Image 10
HP Online Import Software manual Post-Migration, Migration checklist-Online, Post-migration checklist-Online