Dell Poweredge Manual Fan Control ESXI 6.7

Here’s how you can manually control the fan speed on your Poweredge R320/420/620 from the ESXI CLI.

1. Download the ipmitools file which is compatible for ESXI up to 6.7 and upload it to your host. (credits to fatty lewis)

File: IPMITOOLS

https://upw.io/6n7/ipmitool

or

https://mega.nz/#!U1R2lCpA!eq54PJSw3ErRVTeoPtebLvR6uBJHeZYDuEurPU4tDLI

2. Upload it to your host via WINSCP or SCP CLI

scp ipmitools [email protected]:/

3. SSH into your host

[email protected]

4. Make the file executable

chmod +x ipmitools

5. Enable manual fan control

./ipmitool raw 0x30 0x30 0x01 0x00

6. Set fan speed to desired values below

Set fan speed 20%

./ipmitool raw 0x30 0x30 0x02 0xff 0x14

Set fan speed 25%

./ipmitool raw 0x30 0x30 0x02 0xff 0x19

Set fan speed 30%

./ipmitool raw 0x30 0x30 0x02 0xff 0x1e

These commands are not persistent across a reboot.

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