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Celerra Network Server Command Reference Manual

The nas Commands

EXAMPLE #3 To activate a failover, login to destination Control Station using

dradmin account, su to root, and type:

# /nas/sbin/nas_mview -activate

Sync with CLARiiON backend ...... done

Validating mirror group configuration ...... done

Is source site source_cs ready for complete shut down (power OFF)? [yes or no] yes

Contacting source site source_cs, please wait... done

Shutting down remote site source_cs ...................................... done

Sync with CLARiiON backend ...... done

STARTING an MV 'FAILOVER' operation.

Device group: mviewgroup ............ done

The MV 'FAILOVER' operation SUCCEEDED.

Failing over Devices ... done

Adding NBS access for server_2 ........ done

Adding NBS access for server_3 ........ done

Activating the target environment ... done

server_2 : going offline

rdf : going active

replace in progress ...done

failover activity complete

server_3 : going offline

rdf : going active

replace in progress ...done

failover activity complete

commit in progress (not interruptible)...done

done

EXAMPLE #4 To restore, login to the destination Control Station using dradmin

account, as root user, and type:

RDFstandby If this Data Mover is configured with a remote RDF standby, the slot number of the destination Data

Mover that serves as the RDF standby

standbyfor If this Data Mover is also configured as a local standby, the server number(s) for which it is a local

standby

status Indicates whether the Data Mover is defined and online/ready

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