HP XP Racks - Manual (Page 116)

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