Hitachi G200 - Page 5

Configurations with ShadowImage P-VOLs......................................................... 4-7
Configurations with ShadowImage S-VOLs........................................................4-10
Status reporting and data currency.................................................................. 4-11
Virtual LUN ..........................................................................................................4-12
Volume Migration .................................................................................................4-12
Restrictions.................................................................................................... 4-12
Global storage virtualization ..................................................................................4-13
5 TC configuration................................................................................... 5-1
Configuration workflow........................................................................................... 5-2
Adding remote connections..................................................................................... 5-2
Changing remote replica options..............................................................................5-4
6 TC pair operations................................................................................ 6-1
Pair operations workflow......................................................................................... 6-2
Checking pair status................................................................................................6-2
Creating pairs.........................................................................................................6-3
Splitting pairs......................................................................................................... 6-6
Resynchronizing pairs..............................................................................................6-8
Deleting pairs....................................................................................................... 6-10
7 Monitoring and maintaining the TC system............................................. 7-1
Monitoring pair status, license capacity.....................................................................7-2
How pair status changes................................................................................... 7-3
Pair status definitions........................................................................................7-4
Split types.............................................................................................. 7-5
System behavior..................................................................................... 7-6
Monitoring TC pair synchronization rate....................................................................7-7
Monitoring TC operations history..............................................................................7-7
Operation descriptions...................................................................................... 7-8
Changing the Fence Level........................................................................................7-9
Forcibly deleting pairs............................................................................................7-10
Saving pair information to a text file ......................................................................7-11
Monitoring and maintaining remote connections and paths ..................................... 7-11
Viewing remote connection status and path information.................................... 7-12
Configuring additional remote paths.................................................................7-14
Changing minimum paths, round trip time, other remote connection options.......7-15
Replacing a data path..................................................................................... 7-17
Deleting remote paths.....................................................................................7-17
Deleting TrueCopy remote connections...................................................................7-18
Managing power-off for systems and network devices............................................. 7-19
General information........................................................................................ 7-20
Planned outage of the primary system............................................................. 7-20
Planned outage of the secondary system or remote path...................................7-20
Planned outage of both primary and secondary systems....................................7-21
8 Data migration..................................................................................... 8-1
Migration overview..................................................................................................8-2
Migrating data..................................................................................................8-2
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Hitachi TrueCopy® User Guide for Hitachi Virtual Storage Platform Gx00 and Fx00 Models