User manual HP STORAGEWORKS STORAGE MIRRORING V4.5 SOFTWARE

[. . . ] HP StorageWorks Storage Mirroring user's guide Storage Mirroring Application Manager Part number: T2558-96046 Fifth edition: November 2006 Legal and notice information © Copyright 1999-2006 Hewlett-Packard Development Company, L. P. Valid license from HP required for possession, use or copying. Consistent with FAR 12. 21 and 12. 212, Commercial Computer Software, Computer Software Documentation, and Technical Data for 1 Commercial Items are licensed to the U. S. Government under vendor's standard commercial license. [. . . ] Because the source server cannot communicate with a domain controller because its network connection is still inactive, this will take longer than normal. The following table lists the services that must be stopped, in the order in which they must be stopped. Stop the services appropriate to your application. Exchange MSExchangeSA MSExchangeMGMT POP3SVC IMAP4SVC ResVC MSExchangeES W3SVC SMTPSVC SQL MSSqlServer SQLServerAgent MSSearch (SQL 2000)/MSFteSQL (SQL 2005) MSSQLServerADHelper MSDTC MSSQLServerDLAPService MSDTSServer SQLWriter On the target, open the Failover Control Center (Start, Programs, Storage Mirroring, Failover Control Center). Double-click the target machine that is currently standing in for the failed source to login. Highlight the failed source and click Failback. The failback script created earlier will automatically run. During failback, Windows Event Viewer and the Storage Mirroring log record the failback events. When failback is complete, the services will be stopped on the target and the Failback Complete dialog box will appear. Do not select Continue or Stop at this time. First, reconnect the source to the network. HP OpenView Storage Mirroring Application Manager User's Guide 47 6. After the source is available on the network, select Continue (to restart monitoring) or Stop to disable monitoring. To begin the restoration process, open the Storage Mirroring Management Console on the target (Start, Programs, Storage Mirroring, Management Console). Login to the source machine by double-clicking on it. Right-click on the original connection (xdag01 for Exchange, or sqldag01 for SQL) and select Disconnect. 10. Complete the appropriate fields on the Restoration Manager. · Original Source--The source where the data originally resided. · Restore From--The target that contains the replicated data that users have been updating. · Replication Set--The name of the replication set · Restore To--The source where the data will be restored to. Disable Only if backup copy is more recent. This option must be disabled because if the services were stopped on the source after the time they were stopped on the target, the source files will have a more recent date and time and the target files will not be restored. Identify the correct drive mappings for the data and any other restoration options necessary. [. . . ] If possible, all SQL Server users and roles should match to ensure full functionality on failover. SQL language "The <Language Name> language does not exist on the target. " The designated language does not exist on the target SQL Server. All source SQL Server languages should also exist on the target SQL Server to ensure full functionality and data integrity on failover. Warning No Warning Yes Error Yes Error No Warning Yes Warning Yes HP OpenView Storage Mirroring Application Manager User's Guide 71 Appendix E: Using the DNS Failover (DFO) Utility The DNS Failover utility (dfo. exe), which is part of the Exchange Failover utility installation, can be used in the failover and failback scripts to delete and add host and reverse lookup entries so that the source host name will resolve to the target IP address. [. . . ]