HPE ProLiant サーバーで、しきい値を超える CPU パッケージの温度と CPU クロックのスロットル調整に関する大量のカーネル警告が見られる

Issue

• しきい値を超える CPU パッケージの温度と CPU クロックのスロットル調整に関する大量のカーネル警告が見られます。

Jun 29 10:14:41 hostname kernel: CPU47: Package temperature above threshold, cpu clock throttled (total events = 438247662)
Jun 29 10:14:44 hostname kernel: CPU40: Package temperature above threshold, cpu clock throttled (total events = 438249677)
Jun 29 10:14:44 hostname kernel: CPU46: Package temperature above threshold, cpu clock throttled (total events = 438248605)
Jun 29 10:14:45 hostname kernel: CPU38: Package temperature above threshold, cpu clock throttled (total events = 438249611)
Jun 29 10:14:45 hostname kernel: CPU37: Package temperature above threshold, cpu clock throttled (total events = 438249644)
Jun 29 10:14:45 hostname kernel: CPU45: Package temperature above threshold, cpu clock throttled (total events = 438254647)
Jun 29 10:14:45 hostname kernel: CPU44: Package temperature above threshold, cpu clock throttled (total events = 438249849)
Jun 29 10:14:46 hostname kernel: CPU14: Package temperature above threshold, cpu clock throttled (total events = 438248722)
Jun 29 10:14:46 hostname kernel: CPU20: Package temperature above threshold, cpu clock throttled (total events = 438249274)
Jun 29 10:14:46 hostname kernel: CPU13: Package temperature above threshold, cpu clock throttled (total events = 438249724)
Jun 29 10:19:12 hostname kernel: CPU41: Package temperature above threshold, cpu clock throttled (total events = 438285593)
Jun 29 10:19:12 hostname kernel: CPU19: Package temperature above threshold, cpu clock throttled (total events = 438285429)
Jun 29 10:19:21 hostname kernel: CPU17: Package temperature above threshold, cpu clock throttled (total events = 438287181)
Jun 29 10:19:28 hostname kernel: CPU15: Package temperature above threshold, cpu clock throttled (total events = 438290290)
Jun 29 10:19:29 hostname kernel: CPU42: Package temperature above threshold, cpu clock throttled (total events = 438289894)
Jun 29 10:19:30 hostname kernel: CPU18: Package temperature above threshold, cpu clock throttled (total events = 438289310)
Jun 29 10:19:38 hostname kernel: CPU22: Package temperature above threshold, cpu clock throttled (total events = 438292235)
Jun 29 10:19:41 hostname kernel: CPU47: Package temperature above threshold, cpu clock throttled (total events = 438292778)
Jun 29 10:19:44 hostname kernel: CPU40: Package temperature above threshold, cpu clock throttled (total events = 438294772)
Jun 29 10:19:45 hostname kernel: CPU38: Package temperature above threshold, cpu clock throttled (total events = 438294713)
Jun 29 10:19:45 hostname kernel: CPU45: Package temperature above threshold, cpu clock throttled (total events = 438299737)
Jun 29 10:19:45 hostname kernel: CPU44: Package temperature above threshold, cpu clock throttled (total events = 438294934)
Jun 29 10:19:46 hostname kernel: CPU21: Package temperature above threshold, cpu clock throttled (total events = 438298402)
Jun 29 10:19:46 hostname kernel: CPU14: Package temperature above threshold, cpu clock throttled (total events = 438293788)
Jun 29 10:19:46 hostname kernel: CPU16: Package temperature above threshold, cpu clock throttled (total events = 438294536)
Jun 29 10:19:46 hostname kernel: CPU13: Package temperature above threshold, cpu clock throttled (total events = 438294788)

• しかし、iLO グラフィカルコンソールを見ると、CPU 温度は 47 - 49℃ の範囲内に収まっています。