Example 9-97 shows the output of the PowerHA  cluster.log  file on the PHA170 node. Example 9-97 PowerHA cluster.log file on the PHA170 node Dec 3 04:41:05 PHA170 local0:crit clstrmgrES[10486088]: Sat Dec 3 04:41:05 HACMP: clstrmgrES: VRMF fix  level in product ODM = 0 Dec 3 04:41:05 PHA170 local0:crit clstrmgrES[10486088]: Sat Dec 3 04:41:05 CLSTR_JOIN_AUTO_START - This  is the normal start request Dec 3 04:41:18 PHA170 user:notice PowerHA SystemMirror for AIX: EVENT START: node_up PHA170 -> PowerHA reset reservation for shared disks Dec 3 04:41:20 PHA170 user:notice PowerHA SystemMirror for AIX: EVENT COMPLETED: node_up PHA170 0 Dec 3 04:41:22 PHA170 user:notice PowerHA SystemMirror for AIX: EVENT START: node_up_complete PHA170 Dec 3 04:41:22 PHA170 user:notice PowerHA SystemMirror for AIX: EVENT COMPLETED: node_up_complete PHA170 0 Dec 3 2016 04:41:18 GMT -06:00 EVENT START: node_up PHA170 ... :node_up[node_up_scsipr_init:122] clpr_reg_res_vg sharevg 0x10001472090686 Number of disks in VG sharevg: 1 hdisk2 :node_up[node_up_scsipr_init:123] (( 0 != 0 )) :node_up[node_up_scsipr_init:139] : Checking if reservation succeeded :node_up[node_up_scsipr_init:141] clpr_verifyKey_vg sharevg 0x10001472090686 Number of disks in VG sharevg: 1 hdisk2 :node_up[node_up_scsipr_init:142] RC1=0 :node_up[node_up_scsipr_init:143] (( 0 == 1 )) :node_up[node_up_scsipr_init:149] (( 0 == 0 )) :node_up[node_up_scsipr_init:153] : Reservation success # hostname PHA171 # devrsrv -c query -l hdisk2 Device Reservation State Information ================================================== Device Name : hdisk2 Device Open On Current Host? : YES ODM Reservation Policy : PR SHARED ODM PR Key Value : 9007287067281030 Device Reservation State : PR SHARED PR Generation Value : 38 PR Type : PR_WE_AR (WRITE EXCLUSIVE, ALL REGISTRANTS) PR Holder Key Value : 0 Registered PR Keys : 4503687439910534 9007287067281030  9007287067281030 4503687439910534  PR Capabilities Byte[2] : 0x11 CRH PTPL_C PR Capabilities Byte[3] : 0x81 PTPL_A Example 9-99 PHA170 PR key value Example 9-98 The node_up event output of the PHA170 node Example 9-98 shows the output of the  node_up  event in PHA170. The log indicates that  PowerHA registers its key on the shared disks of the sharevg. Example 9-99 shows that the PR key value of PHA170 node is registered to hdisk2. Thus, it is  ready for the next cluster split event. 408  IBM PowerHA SystemMirror V7.2.3 for IBM AIX and V7.2.2 for Linux