This article provides information on how to clear the Routing-Engine related chassis alarm.
At times, the following alarm is generated and it cannot be cleared via any CLI command:
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MX480-d-re1> show chassis alarms 1 alarms currently active Alarm time Class Description 2012-12-17 13:03:51 CST Minor Backup RE Active |
When you see this alarm, it means that the status of the routing-engine is different with the configuration. you will find that RE0 is set as the master and RE1 is set as the backup. It is different with the current state:
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MX480-d-re1> show chassis routing-engine Routing Engine status: Slot 0: Current state Backup Election priority Master (default) Temperature 31 degrees C / 87 degrees F CPU temperature 29 degrees C / 84 degrees F DRAM 17152 MB Memory utilization 12 percent CPU utilization: User 0 percent Background 0 percent Kernel 0 percent Interrupt 0 percent Idle 99 percent Model RE-S-1800x4 Serial ID 9009105251 Start time 2012-12-17 08:56:54 CST Uptime 4 hours, 34 minutes, 18 seconds Last reboot reason Router rebooted after a normal shutdown. Routing Engine status: Slot 1: Current state Master Election priority Backup (default) Temperature 32 degrees C / 89 degrees F CPU temperature 30 degrees C / 86 degrees F DRAM 17152 MB Memory utilization 12 percent CPU utilization: User 0 percent Background 0 percent Kernel 3 percent Interrupt 0 percent Idle 96 percent Model RE-S-1800x4 Serial ID 9009105245 Start time 2012-12-17 12:55:50 CST Uptime 35 minutes, 32 seconds Last reboot reason Router rebooted after a normal shutdown. Load averages: 1 minute 5 minute 15 minute 0.06 0.02 0.00 |
Junos does not like JunosE. The master RE is not chosen via co-adaptation; it is based on the configuration.
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chassis { redundancy { routing-engine 1 master; graceful-switchover; } } |
You can change the master RE; if u do not prefer this change, you can return to the previous state:
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You can change the master RE; if u do not prefer this change, you can return to the previous state: MX480-d-re1#show chassis routing-engine Routing Engine status: Slot 0: Current state Backup Election priority Backup (default) Temperature 31 degrees C / 87 degrees F CPU temperature 29 degrees C / 84 degrees F DRAM 17152 MB Memory utilization 12 percent CPU utilization: User 2 percent Background 0 percent Kernel 1 percent Interrupt 0 percent Idle 96 percent Model RE-S-1800x4 Serial ID 9009105251 Start time 2012-12-17 08:56:54 CST Uptime 4 hours, 35 minutes, 58 seconds Last reboot reason Router rebooted after a normal shutdown. Routing Engine status: Slot 1: Current state Master Election priority Master Temperature 32 degrees C / 89 degrees F CPU temperature 30 degrees C / 86 degrees F DRAM 17152 MB Memory utilization 12 percent CPU utilization: User 3 percent Background 0 percent Kernel 5 percent Interrupt 1 percent Idle 91 percent Model RE-S-1800x4 Serial ID 9009105245 Start time 2012-12-17 12:55:50 CST Uptime 37 minutes, 17 seconds Last reboot reason Router rebooted after a normal shutdown. Load averages: 1 minute 5 minute 15 minute 0.01 0.01 0.00 MX480-d-re1#show chassis alarms No alarms currently active |
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