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Can I continue recording via QVR Surveillance before or after creating a Cluster in HA Manager?


Last modified date: 2026-01-12

Applicable Products

  • QuTS hero h6.0.0 or later versions
  • HA Manager 1.0.0 or later versions
  • QVR Surveillance 3.0.0 or later versions

Detail

Important
QTS 6 supports HA for QVR Surveillance 3.0, though throughput is reduced by 50% to maintain cluster synchronization. We recommend using QVR Center for a better Failover Function for QVR Surveillance.

QVR Surveillance continues recording when you:

  • Create a HA cluster
  • Perform a manual switchover
  • Undergo an automatic failover
  • Remove a HA cluster

All channels will continue recording to both the Active and Passive Node's storage space. The following QVR-related connection works seamlessly, automatically recognizing the cluster IP after creating the cluster and the Active Node IP when removing the cluster, and will continue backing up recordings as configured:

  • QVR Recording Vault to back up tasks
  • QVR Center to manage server and failover protection

However, the following URLs may require either updating or re-applying after the HA cluster is created or removed: 

  • Event URL
  • HTTPS/RTSP Share Link
  • QVR Face/QVR Human Task Source IP Address
  • Metadata URL
Remove HA Cluster
After removing the HA Cluster, both the original Active Node and Passive Node servers will have the same configurations. It is recommended that you keep one configuration as your primary server and remove the other server's configuration by uninstalling the app in APP Center.

Further Reading

Besides HA Manager, which prepares your servers for crisis recovery, QVR Center provides seamless recording failover function that works perfectly with QVR Surveillance as NVR and QVR Client to access live view or playback.

If you also implemented other QVR-related product to your surveillance deployment, see

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