After ESXi reboot Lewisburg SATA AHCI Controller is no longer detected

Products

• VMware vSphere ESXi

Issue/Introduction

- After ESXi reboot Lewisburg SATA AHCI Controller is no longer detected 

Environment

VMware vSphere ESXi 7.0,
VMware vSphere ESXi 8.0

Cause

This arises if the driver is disabled.

If the driver is disabled, /var/run/log/vmkdevmgr.log reports logging similar to:

 vmkdevmgr[2098084]: vmkmod: VMKModLoad: Module vmw_ahci is disabled and cannot be loaded.
 vmkdevmgr[2098084]: Error loading driver vmw_ahci: Unable to load module /usr/lib/vmware/vmkmod/vmw_ahci: Failure
 vmkdevmgr[2098084]: Unable to load driver vmw_ahci

Resolution

Log in to ESXi host using ssh and run following comnads:

 

Load and enable vmw_ahci module:

vmkload_mod vmw_ahci
esxcli system module set --enabled=true --module=vmw_ahci

 

Backup ESXi configuration:
/sbin/auto-backup.sh