2 ISR 4431
Cisco IOS XE Software, Version 03.16.01a.S - Extended Support Release
Cisco IOS Software, ISR Software (X86_64_LINUX_IOSD-UNIVERSALK9_NPE-M), Version 15.5(3)S1a, RELEASE SOFTWARE (fc1)
we see this message
PRST-VBL API Delete (UCSE_SWPORT_MODE_0_0_0,0x0-DEFAULT)
Aug 7 14:02:39: PRST-VBL DET Lock - ok
Aug 7 14:02:39: PRST-VBL API Delete - UCSE_SWPORT_MODE_0_0_0 already absent in cache
Aug 7 14:02:39: PRST-VBL DET Cache unlock - ok
Aug 7 14:02:39: PRST-VBL API Delete - ok
Aug 7 14:02:39: PRST-VBL API - Is Set (UCSE_SWPORT_MODE_0_0_1,0x0-DEFAULT)
Aug 7 14:02:39: PRST-VBL DET Lock - ok
Aug 7 14:02:39: PRST-VBL DET Cache unlock - ok
Aug 7 14:02:39: PRST-VBL API Is Set - returning PERSISTENT_RC_MISSING(-6)
Aug 7 14:02:39: PRST-VBL API Delete (UCSE_SWPORT_MODE_0_0_1,0x0-DEFAULT)
Aug 7 14:02:39: PRST-VBL DET Lock - ok
Aug 7 14:02:39: PRST-VBL API Delete - UCSE_SWPORT_MODE_0_0_1 already absent in cache
Aug 7 14:02:39: PRST-VBL DET Cache unlock - ok
Aug 7 14:02:39: PRST-VBL API Delete - ok
Aug 7 14:02:39: PRST-VBL API - Is Set (UCSE_SWPORT_MODE_0_1_0,0x0-DEFAULT)
Aug 7 14:02:39: PRST-VBL DET Lock - ok
Aug 8 02:59:59: %IOSXE-5-PLATFORM:kernel: Clock: inserting leap second 23:59:60 UTC