debug ip ospf spf
Generates information about Open Shortest Path First (OSPF) activity including SPF
runs and calculations.
Modes
Privileged EXEC mode
Global Configuration mode
Examples
device# debug ip ospf spf OSPF: spf-short debugging is on Disable neighbor device(config-ospf-router)# Debug: Jan 1 02:38:55 OSPF: Schedule SPF(8001), in prog 0, ospf build_routing_table 0 phase 1 Debug: Jan 1 02:38:55 OSPF: schedule spf, init spf delay 0, next hold 0 (ticks) Debug: Jan 1 02:38:55 OSPF: Add to spf pending list, current time 96788, scheduled 96788, next run 96788 Debug: Jan 1 02:38:55 OSPF: Schedule SPF(7001), in prog 0, ospf build_routing_table 0 phase 1 Debug: Jan 1 02:38:55 OSPF: Schedule SPF(6002), in prog 0, ospf build_routing_table 0 phase 1 Debug: Jan 1 02:38:55 OSPF: timer: give semaphore, start spf phase 1, time 96789, scheduled 96788, run time 96788 Debug: Jan 1 02:38:55 OSPF: begin intra SPF run, chunk-id 0/-1 just_become_abr 0, is_abr 0 Debug: Jan 1 02:38:55 OSPF: invalidate whole routing table, recal_just_become_abr 0, just_become_abr 0 Debug: Jan 1 02:38:55 OSPF: running SPF for area 0 area-18ce7068 nextarea 0 next-area-id -1 Debug: Jan 1 02:38:55 OSPF: completed SPF for all areas Debug: Jan 1 02:38:55 OSPF: ROUTE CALC PHASE_INTRA end at 96789, is_abr 0 Debug: Jan 1 02:38:55 OSPF: ROUTE CALC PHASE_TRANSIT end at 96789 Debug: Jan 1 02:38:55 OSPF: ROUTE CALC PHASE_TYPE5 end at 96789 Debug: Jan 1 02:38:55 OSPF: ROUTE CALC PHASE_TYPE7 end at 96789 Debug: Jan 1 02:38:55 OSPF: summary phase, is_abr 0 Debug: Jan 1 02:38:55 OSPF: ROUTE CALC PHASE_SUMMARY end at 96789 Debug: Jan 1 02:38:55 OSPF: translation phase, is_abr 0 Debug: Jan 1 02:38:55 OSPF: ROUTE CALC PHASE_TRANSLATION end at 96789 Debug: Jan 1 02:38:55 OSPF: SPF_cleanup: current 96789, set next run time 96788, current hold 0, next hold 0 Debug: Jan 1 02:38:55 OSPF: ROUTE CALC end at 96789, pending 0