dell服务器过热保护

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昨天突然连接不上服务器了，到机房一看，风扇不转了，清理了下灰尘，又查看了一下日志，以下是日志片段：

  Apr 11 17:33:02 localhost kernel: CPU0: Core temperature above threshold, cpu clock throttled (total events = 1)
Apr 11 17:33:02 localhost kernel: CPU0: Core temperature/speed normal
Apr 11 17:33:11 localhost kernel: CPU1: Core temperature above threshold, cpu clock throttled (total events = 1)
Apr 11 17:33:11 localhost kernel: CPU1: Core temperature/speed normal
Apr 11 17:33:56 localhost kernel: [Hardware Error]: Machine check events logged
Apr 11 17:33:56 localhost mcelog: Processor 0 heated above trip temperature. Throttling enabled.
Apr 11 17:33:56 localhost mcelog: Please check your system cooling. Performance will be impacted
Apr 11 17:33:56 localhost mcelog: Processor 0 below trip temperature. Throttling disabled
Apr 11 17:33:56 localhost mcelog: Processor 1 heated above trip temperature. Throttling enabled.
Apr 11 17:33:56 localhost mcelog: Please check your system cooling. Performance will be impacted
Apr 11 17:33:56 localhost mcelog: Processor 1 below trip temperature. Throttling disabled
 
  果然是温度过高的问题！！