10.2.2 Availability metrics You can use PowerHA SystemMirror V7.2.3 to capture the performance data of PowerHA  SystemMirror and AIX operating systems data during cluster recovery operations. After you  analyze the captured data, you can improve the cluster recovery operations, as shown in  Figure 10-6 and in Figure 10-7 on page 418. Figure 10-6 Setting up a basic availability report Chapter 10. PowerHA SystemMirror special features  417 root@decano1:/> /usr/es/sbin/cluster/utilities/cl_availability -n ALL As ALL is specified in input, the report will be generated for all the nodes in  the cluster. Following nodes will be considered for analysis: bolsilludo2,decano1 Node Centric Report: Event or Operation performed : Start cluster services Time at which latest event occurred : No Data Time taken for the latest event : No Data Average time taken for recent occurrences : No Data Event or Operation performed : Stop cluster services Time at which latest event occurred : No Data Time taken for the latest event : No Data Average time taken for recent occurrences : No Data Event or Operation performed : Start cluster services Time at which latest event occurred : No Data Time taken for the latest event : No Data Average time taken for recent occurrences : No Data Event or Operation performed : Stop cluster services Time at which latest event occurred : No Data Time taken for the latest event : No Data Average time taken for recent occurrences : No Data