Managing power-off for systems and network devices

You might have to have a planned outage of the primary system, the secondary system, or both to maintain the systems.

Though you are responsible for controlling power-off activities, it is advisable to check with the Hitachi Solution Support Center.

The following topics provide information for planned outages when TrueCopy is present.

• How powering off for a planned outage affects primary and secondary systems
• Planned outage of the primary system
• Planned outage of the secondary system or remote path
• Planned outage of both primary and secondary systems

Parent Topic

• Monitoring and maintaining the TC system

Child Topics

• How powering off for a planned outage affects primary and secondary systems

  Before you power off a primary or secondary system for a planned outage, you should understand how powering off primary or secondary systems affects those systems.

• Planned outage of the primary system
• Planned outage of the secondary system or remote path

  You must split the pairs in a secondary system prior to a planned outage of the system or to a data path component (for example, switch, channel extender).

• Planned outage of both primary and secondary systems