Example 9-97 shows the output of the 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 

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. 

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 

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. 

# 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 

