Description

Fan showing high RPM values,

> show chassis fan

Item Status RPM Measurement

FPC 0 Fan Tray 0 Fan 1 OK 675000 Spinning at normal speed

 

Therefore caused below alarm,

> show chassis alarms

1 alarms currently active

Alarm time Class Description

Minor FPC0: Fan Tray 0 Fan 1 Spinning Upgraded

Solution

Fan came down to normal values by itself, however alarm may show up again,

https://prsearch.juniper.net/problemreport/PR1763499

Modification History

2024-01-30 : Article Created