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vmkfix(SSA)

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Home / Esxi host / Hyperthreading not enabling on esxi hosts.

Hyperthreading not enabling on esxi hosts.

Esxi host

Hyperthreading not enabling on esxi hosts.

When we tired to enable Hyperthreading option on esxi host.

Make sure esxi host should be maintenance mode.

> Go to configure on esxi host and choose overview.

> Edit hyperthreading option and enabled option.

> reboot the esxi host and verify the host.

If unable to enable while using this option, follow the below steps

Verify enable on BIOS level.
Under System, click Advanced System Settings and select VMkernel.Boot.hyperthreading. (true)

If still unable to enable hyper threading active. Please apply below setting on esxi host.

Under System, click Advanced System Settings and select hyperthreadingMitigationIntraVM (false)

> Reboot the esxi host and verify now.

Hyperthreading not enabling on esxi hosts.

Hyperthreading not enabling on esxi hosts.

Reviewed by Virtulization on April 18, 2023 Rating: 5

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