The ESXi host lost access to the local datastore due to a firmware fault in the local I/O controller.

Products

• VMware vSphere ESXi

Issue/Introduction

The /var/run/log/vmkernel.log shows the firmware entering a fault state, which triggers a controller reset.

<DATE_TIME> In(182) vmkernel: cpu##:#######)lsi_mr3_####:##:##.#: mfiFaultDetect: ####: Firmware in fault state. Fault code 0x10000 Subcode 0x0 <DATE_TIME> Wa(180) vmkwarning: cpu##::#######))WARNING: lsi_mr3_###:##:##.#: fusionReset: ####:: resetting fusion adapter. mandateOCR flag 0x0 <DATE_TIME> In(182) vmkernel: cpu##::#######))lsi_mr3_###:##:##.#: megasas_hotplug_work: ####: Event : Fatal firmware error: Line #### in fw\raid\utils.c <DATE_TIME> In(182) vmkernel: cpu##::#######))lsi_mr3_###:##:##.#: megasas_hotplug_work: ####:: Event : Controller encountered an error and was reset

 

Environment

VMware vSphere ESXi

Cause

Based on the logs, a firmware or hardware issue is suspected, requiring further investigation.

Resolution

1. Confirm that driver and firmware for the local controller are supported according to the  Broadcom Compatibility Guide.

2. Engage the hardware vendor for further investigation.