How to clear warnings and errors in the Hardware Status tab

Purpose

This article provides steps to clear the warnings and errors in the Hardware Status tab of a host within VMware vCenter Server.

Resolution

To clear warnings and errors:

1. Click the Hardware Status tab.
2. Click the System event log view.
3. Click Reset event log.
4. Click Update to clear the error.
5. Click the Alerts and warnings view.
6. Click Reset sensors.
7. Click Update to clear the memory.

If the issue persists, restart the management agents:

1. Connect to the ESX/ESXi host using SSH.
2. Run this command to restart the sfcbd service:
   
   In ESX: /etc/init.d/sfcbd-watchdog restart
   In ESXi: services.sh restart
3. Click Update.

Before 

After

Source : https://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=2011531