Seeing "Temperature above threshold" or "Core power limit notification" in /var/log/messages
Issue
- Warnings similar to the following are being logged in /var/log/messages
kernel: CPU16: Temperature above threshold, cpu clock throttled
or
kernel: CPU9: Core power limit notification (total events = 1)
kernel: CPU0: Core power limit notification (total events = 1)
CPU6: Core power limit notification (total events = 1)
[...]
kernel: CPU0: Core power limit normal
kernel: CPU6: Core power limit normal
kernel: CPU9: Core power limit normal
or
mcelog: Processor 13 heated above trip temperature. Throttling enabled.
mcelog: Please check your system cooling. Performance will be impacted
or
server1 cmaeventd[xxxx]: Controller temperature limit reached, Controller=3 Sensor=0:1 Temp=104 Limit=10
server1 hp-ams[xxxx]: WARNING: System Overheating (Temperature Sensor 31, Location I/O Board, Temperature 101C)
server1 hp-ams[xxxx]: CRITICAL: Automatic Operating System Shutdown Initiated Due to Overheat Condition
server1 hpasmlited[xxxx]: WARNING: System Overheating (Temperature Sensor 31, Location I/O Board, Temperature 101C)
server1 hpasmlited[xxxx]: A System Reboot has been requested by the management processor in 60 seconds.
Environment
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 5
- Red Hat Enterprise Linux 4
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
