"FW timesync start" message occurs every 15 minutes when using bcm-mpi3 driver.

Products

• VMware vSphere ESXi

Issue/Introduction

It is seen in /var/run/log/vmkernel.log that "FW timesync start" message occurs every 15 minutes.

<DATE_TIME> In(182) vmkernel: cpu17:2097986)bcm_mpi3_0000:4a:00.0: mpi3_fw_timesync: 2883: FW timesync start <DATE_TIME> In(182) vmkernel: cpu17:2097986)bcm_mpi3_0000:4a:00.0: mpi3_fw_timesync: 2921: Time synch request succeeded ... <DATE_TIME> In(182) vmkernel: cpu23:2097986)bcm_mpi3_0000:4a:00.0: mpi3_fw_timesync: 2883: FW timesync start <DATE_TIME> In(182) vmkernel: cpu23:2097986)bcm_mpi3_0000:4a:00.0: mpi3_fw_timesync: 2921: Time synch request succeeded

Environment

VMware vSphere ESXi

Cause

The message is simply printed by the driver due to a watchdog event, and the driver checks the controller status periodically.

Resolution

It is likely safe to ignore this message.