シャーシファンFRUで障害が発生しました：複数のファンで障害が発生したアラートがMB交換後も残る

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Category:: ontap-9

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環境

ONTAP 9
AFF A220

問題

EMSエラー。例：

[Cluster: env_mgr: monitor.fan.warning:notice]: multiple fans have failed. Replace it to avoid overheating [Cluster: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Module B Expander Temp) is not readable. [Cluster: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Module A Expander Temp) is not readable. [Cluster: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Midplane 4 Temp) is not readable. [Cluster: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Midplane 3 Temp) is not readable. [Cluster: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Midplane 2 Temp) is not readable. [Cluster: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Midplane 1 Temp) is not readable. [Cluster: env_mgr: monitor.temp.unreadable:error]: The controller temperature (Ambient Temp) is not readable. [Cluster: env_mgr: callhome.c.fan.fru.fault:error]: Call home for CHASSIS FAN FRU FAILED: Multiple fans have failed

イベントログでSPの負荷が高い。例：

[SP.notice]: SP load is high: 2.62 2.37 2.04 [SP.notice]: SP load is high: 2.71 2.31 2.08

SP syslog出力でenv_mgrエラーが繰り返し発生しました。例：

env_mgr[1356]: Error opening ses, err -1 env_mgr[1356]: cdev_reopen: error opening device 'ses', err -1.env_mgr[1356]: cdevices_poll_pending: cdev(2001) re-open, state is 4.