VMware Tanzu Application Service for VMs [Windows] enables operators to provision, operate, and manage Windows stemcells on Ops Manager.

After operators install the TAS for VMs [Windows] tile on the Ops Manager Installation Dashboard, developers can push .NET apps to Windows Diego Cells using the Cloud Foundry Command Line Interface (cf CLI).

For the TAS for VMs [Windows] release notes, see VMware Tanzu Application Service for VMs [Windows] v2.12 Release Notes.


To install the TAS for VMs [Windows] tile, you must have:

  • Ops Manager v2.12 and VMware Tanzu Application Service for VMs v2.12 deployed to vSphere, Amazon Web Services (AWS), Google Cloud Platform (GCP), or Azure.

  • A Windows stemcell. For information about obtaining or creating a Windows stemcell, see Downloading or Creating Windows Stemcells.

The minimum resource requirements for each Windows Diego Cell are:

  • Disk size: 64 GB (100 GB recommended)

  • Memory: 16 GB

  • CPUs: 4


About TAS for VMs [Windows]

Installation Guide

Admin Guide

Developer Guide


The following limitations affect Windows containers in TAS for VMs [Windows]:

Windows Server Container Limitations

Windows Server Core Containers are used in TAS for VMs [Windows]. The following are known Windows Server Container limitations:

  • Windows Server Core containers support the host VM’s timezone only. In TAS for VMs [Windows], the host and container time-zone is always UTC.
  • Windows Server 2019 Core images support only Lucida Console font. No other fonts are supported, and no others can be installed.

TAS for VMs [Windows] Limitations

TAS for VMs [Windows] has the following limitations:

  • TAS for VMs [Windows] can be installed in an environment with the NSX Container Plugin (NCP), but NCP cannot be used with Windows containers in TAS for VMs [Windows]. For more information about NCP, see What’s New in the VMware documentation.

  • Developers cannot push Docker or other OCI-compatible images to Windows Diego Cells.

  • Container-to-container networking is not available for Windows-hosted apps.

  • OpenStack is currently not supported for TAS for VMs [Windows]. Contact your VMware representative for information about OpenStack deployments.

  • SMB is supported, but Volume Services is not supported.

  • Due to Known Issue #244 in Windows Server OS, apps hosted on TAS for VMs [Windows] cannot route traffic when deployed with the IPsec. For more information, see Traffic to containers via NAT stops working when using IPsec to encrypt network connections on GitHub.

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