Typically you see a yellow triangle on your host
along with the "Configuration Issues" warning under the "Summary" tab in vsphere client. You can suppress this message from the vpshere client itself.
1. Log in to your host through vcenter or vsphere client.
2. Click on "configuration", then click on "Advanced Settings" under Software section.
3. Scroll down on the left hand side until you see "UserVars", click on "UserVars" then scroll down on the right side until you see "UserVars.SuppressShellWarning" section. Update the value from 0 to 1.
4. Your yellow triangle warning on your host should disappear.