A known network issue in Azure deployments causes performance degradation in versions 4.1 to 4.4.0. This issue is resolved in version 4.4.1 and later.
New Azure deployments: Install version 4.4.1 or later.
Existing deployments on Azure (versions 4.1–4.4.0): Contact the Customer Success Team for migration assistance.
See the sections in the Version 4.4 documentation.