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VMAN Hyper-V hosts in Unknown status and aren't polled after licensing and polling methods are changed

In rare cases, a Hyper-V host can end up in an "Unknown" state, excluding the host from polling after the host's polling method and licensing tier changes. This article details a workaround solution.

First published date

11/15/2018 9:09 PM

Last published date

11/15/2018 9:09 PM

Overview

In rare cases, when a host's polling method and licensing tier changes, a Hyper-V host can end up in an "Unknown" state, and the Hyper-V host is excluded from polling.

 

Symptoms:

  • Affected Hyper-V hosts aren't polled and new performance statistics polls aren't populated in the Orion database.
  • In the Orion database, affected hosts have HostStatus=0
  • Under Settings → Virtualization Settings → Hyper-V Settings, affected hosts show as "Unknown"

Product section

Virtualization Manager

Cause

The cause is currently unknown.

Resolution

  • Open the Orion Database Manager.
  • Open a new query tab against your Orion database.
  • Execute the following query: 
     UPDATE VIM_Hosts SET HostStatus=2 WHERE HostStatus=0