HP XP7 Business Continuity Manager User Guide (TK954-96005)

Figure 66 Overview of the inter-disk controller logical path
Functions that monitor events and errors
The commands that monitor events and errors are the YKEWAIT and YKWATCH commands. They
are both TSO/E commands that are called from a REXX script and monitor the transitions of copy
pair statuses within specified copy groups. However, there are differences in their functionality as
shown in Table 28 (page 117).
116 Understanding Business Continuity Manager functions