Direct link to fix
APAR status
Closed as program error.
Error description
Clstrmgr crashes if you run ifconfig enX detach; ifconfig enX up commands to test the network failover functionality. Stack trace: (dbx) where checkNetworkStability(InfoPbMsg*,const char*)(Imsg = 0x2019fea0, netname = "net_ether_02"), line 266 in "pgscb_sub.C" ProcessRmInfoBcast(InfoPbMsg*)(InfoPbPtr = 0x2019fea0), line 1260 in "pgscb_sub.C" unnamed block in rm_nPhaseCb(const ha_gs_n_phase_notification_t*)(nPtr = 0x2ff1e800), line 1491 in "pgscb.C" rm_nPhaseCb(const ha_gs_n_phase_notification_t*)(nPtr = 0x2ff1e800), line 1491 in "pgscb.C" ha_gs_dispatch_internal_without_msg_queue(dispatch_flag = HA_GS_NON_BLOCKING), line 3376 in "ha_gs_dispatch.c" ha_gs_dispatch(dispatch_flag = HA_GS_NON_BLOCKING), line 4141 in "ha_gs_dispatch.c" DoMainLoop()(), line 2200 in "main.C" main(argc = 1, argv = 0x2ff22d40), line 4363 in "main.C"
Local fix
Problem summary
Clstrmgr crashes if you run ifconfig enX detach; ifconfig enX up commands to test the network failover functionality. Same stack may appear when there is a cable break in the network connectivity. Stack trace: (dbx) where checkNetworkStability(InfoPbMsg*,const char*) (Imsg =0x2019fea0, netname = "net_ether_02"), line 266 in "pgscb_sub.C" ProcessRmInfoBcast(InfoPbMsg*)(InfoPbPtr = 0x2019fea0), line 1260 in "pgscb_sub.C" unnamed block in rm_nPhaseCb(const ha_gs_n_phase_notification_t*)(nPtr = 0x2ff1e800), line 1491 in "pgscb.C" rm_nPhaseCb(const ha_gs_n_phase_notification_t*)(nPtr =0x2ff1e800), line 1491 in "pgscb.C" ha_gs_dispatch_internal_without_msg_queue(dispatch_flag =HA_GS_NON_BLOCKING), line 3376 in "ha_gs_dispatch.c" ha_gs_dispatch(dispatch_flag = HA_GS_NON_BLOCKING), line 4141 in "ha_gs_dispatch.c" DoMainLoop()(), line 2200 in "main.C" main(argc = 1, argv = 0x2ff22d40), line 4363 in "main.C" This problem is seen only for networks which does not have any service ip or persistent ip configured.
Problem conclusion
Modified code to properly update the network index number when a detached interface comes up.
Temporary fix
Comments
APAR Information
APAR number
IJ21442
Reported component name
POWERHA SYSMIR
Reported component ID
5765H3900
Reported release
723
Status
CLOSED PER
PE
NoPE
HIPER
NoHIPER
Submitted date
2019-12-05
Closed date
2019-12-17
Last modified date
2019-12-17
APAR is sysrouted FROM one or more of the following:
APAR is sysrouted TO one or more of the following:
Fix information
Fixed component name
POWERHA SYSMIR
Fixed component ID
5765H3900
Applicable component levels
[{"Business Unit":{"code":"BU058","label":"IBM Infrastructure w\/TPS"},"Product":{"code":"SSLM9V","label":"PowerHA SystemMirror Standard Edition for AIX"},"Platform":[{"code":"PF053","label":"Power Systems"}],"Line of Business":{"code":"LOB57","label":"Power"}}]
Document Information
Modified date:
28 May 2020