Dell server reported CPU 1 has an internal error (ierr)

Restart the server and press F2 to enter the BIOS, select the System BIOS Settings option, and select System Profiles to enter. Please disable the C1E and Cstate options here. Then shut down and completely power off. Long press the power on button for 20 seconds and then restart the server. Restart and solve the problem

Reproduced in: https://www.cnblogs.com/wanggege/p/4755120.html

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