errDump and errShow

Use the errShow command to display device error log messages one at a time. Use the errDump command to display error log messages without any page breaks.

The output of these commands are unique for each Control Processor (CP), so must be executed on each CP blade to obtain a complete record.

X8_239:FID128:admin> errdump
Fabric OS: v10.0.0
2025/06/19-17:42:12 (GMT), [LIC-1009], 1, SLOT 8 | CHASSIS, CRITICAL, Core-X8_239, License system integrity
check failed, license operations are blocked.
2025/06/19-17:42:12 (GMT), [LOG-1000], 2, SLOT 8 | CHASSIS, INFO, Core-X8_239, Previous message LIC-1009
repeated 1 time(s)
2025/06/19-17:42:12 (GMT), [HAM-1004], 3, SLOT 8 | CHASSIS, INFO, Core-X8_239, Processor rebooted -
PowerCycle.
2025/06/19-17:42:13 (GMT), [LIC-1009], 4, SLOT 8 | CHASSIS, CRITICAL, Core-X8_239, License system integrity
check failed, license operations are blocked.
2025/06/19-17:42:59 (GMT), [IPAD-1001], 5, SLOT 8 | CHASSIS, INFO, Core-X8_239, CP/0 IPv6 autoconf
fe80::200:ff:fe22:2222 DHCPv6 not Set.
2025/06/19-17:42:59 (GMT), [IPAD-1000], 6, SLOT 8 | CHASSIS, INFO, Core-X8_239, CP/0 Ether/0 IPv6 autoconf
2620:100:4:fa00:3aba:b0ff:fed2:a308/64 DHCPv6 Off.
2025/06/19-17:42:59 (GMT), [IPAD-1000], 7, SLOT 8 | CHASSIS, INFO, Core-X8_239, SW/0 Ether/0 IPv6 autoconf
2620:100:4:fa00:210:40ff:fe86:1eb0/64 tentative DHCPv6 Off.
2025/06/19-17:43:00 (GMT), [IPAD-1000], 8, SLOT 8 | CHASSIS, INFO, Core-X8_239, SW/0 Ether/0 IPv6 autoconf
2620:100:4:fa00:210:40ff:fe86:1eb0/64 DHCPv6 Off.
2025/06/19-17:48:09 (GMT), [FV-1001], 9, SLOT 8 | CHASSIS, INFO, sw0, Flow Vision daemon initialized.
(output truncated)

The output can contain several thousand lines. Use the errClear command to reset the output when needed. This command clears all error log messages for all director instances on the CP where the command is issued.