github.com/argoproj/argo-cd@v1.8.7/docs/operator-manual/upgrading/1.4-1.5.md (about)

     1  # v1.4 to 1.5
     2  
     3  ## Updated prometheus metrics
     4  
     5  The `argocd_app_sync_status`, `argocd_app_health_status` and `argocd_app_created_time` prometheus metrics are deprecated
     6  in favor of additional labels to `argocd_app_info` metric. The deprecated labels are still available can be re-enabled
     7  using `ARGOCD_LEGACY_CONTROLLER_METRICS=true` environment variable. The legacy example Grafana dashboard is available at
     8  [examples/dashboard-legacy.json](https://github.com/argoproj/argo-cd/blob/master/examples/dashboard-legacy.json). 
     9  
    10  ## Redis HA Proxy
    11  
    12  !!! warning
    13      Manual intervention might be required to complete the upgrade.
    14  
    15  High-availability (HA) Argo CD manifests now bundles Redis in HA Proxy in front of it. Following issue have been
    16  observed during the upgrade:
    17  
    18  * you might see intermittent login failures;
    19  * after upgrade is completed ha proxy might be unable to access redis server
    20  (see [argo-cd#3547](https://github.com/argoproj/argo-cd/issues/3547), [DandyDeveloper/charts#26](https://github.com/DandyDeveloper/charts/issues/26)).
    21  As workaround "restart" `argocd-redis-ha-haproxy` Deployment and `argocd-redis-ha-server` StatefulSet.   
    22  
    23  ## Upgraded Kustomize Version
    24  
    25  Note that bundled Kustomize has been upgraded to v3.6.1.
    26  
    27  From here on you can follow the [regular upgrade process](./overview.md).