Using system-managed coupling facility duplexing

XBM supports IBM system-managed coupling facility (CF) duplexing, which creates a redundant CF structure to avoid service outages caused by a CF failure, and system-managed CF duplexing rebuild.

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Adding-XBM-structures-to-the-CFRM-policy

However, system-managed CF duplexing can impact performance because of the increased traffic involved with communication to two CF structures. Review the IBM documentation that discusses the performance impact of system-managed CF duplexing before adding it to your environment.

 

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