VMware has built a set of tools and resources to support you and your team as you build out an adoption strategy. Introduced in Horizon 8 (2106): Leverage High Efficiency Video Coding (HEVC) with High Dynamic Range (HDR) encoding to provide higher graphical quality with improved color range and contrast. The authors wish to thank the following people for their contributions to this paper: To comment on this paper, contact VMware End-User-Computing Technical Marketing at euc_tech_content_feedback@vmware.com. Horizon Agent 7.5 or later is required; Horizon Agent 7.10 or later is recommended. Set up the VM with general settings, as follows, and then further configure according to the type of graphics acceleration you are using. The Horizon Client authenticates to a Connection Server through the Unified Access Gateway. HDR: Relative Brightness of the Paperwhite Level. These settings determine a virtual webcam's maximum frame rate and image resolution. FIPS-ready libraries are available for Unified Access Gateway 2.9 or later appliances. Limiting the resolution of employees monitors also greatly reduces Internet circuit bandwidth utilization. The registry location to configure Blast Extreme is: HKEY_LOCAL_MACHINE\SOFTWARE\Vmware, Inc.\Vmware Blast\Config. It is important to recognize, however, that no display protocol can provide a perfect LAN experience over typical WANs. EUC Solutions Exchange on VMware CODE is the best place to find and share snippets. Start here to discover how the Digital Workspace empowers the Public Sector. Blast Extreme now supports four codecs: JPG/PNG, H.264, High Efficiency Video Coding (HEVC), and the new Blast Codec. Figure 1: Blast Extreme Settings on Horizon Client for Windows. No tuning for Network Latency: Low bandwidth / High latency Environments require additional tuning, Please see Tuning Blast Extreme for Wide Area Networks for details. This means that display content encoded and compressed using PNG alone can be restored to match the quality of the original content. For VMware Horizon HTML Access, this feature is supported on Chrome browsers (version 45 or later) if the device supports H.264 decoding. 1. Because of its efficiency and excellent performance, UDP, which is the default transport protocol Blast Extreme uses, should not be changed, with two exceptions. VNCSERVER-WIN32: Successfully changed the NV display. The VMware Workspace ONE and Horizon Reference Architecture guide provides guidance for architecting Workspace ONE and Horizon deployments. Use a single monitor with the lowest screen resolution supported by the use case. Set-ItemProperty -Path "HKLM:\SOFTWARE\VMware, Inc.\VMware Blast\Config" -Name "SslHash" -Value $regthumb # Fill the SslHash for Blast to use the computernamed certificate # Restart the Blast service to take effect Restart-Service -Name VMBlast -Force } Kind regards, Ralph Hofman Share Reply 0 Kudos chsa_topsoe Contributor 11-17-2021 04:03 PM SwitchEnc: 1 Screen 0 switching to h264 4:4:4 encoder. Blast Extreme is included with VMware Horizon, the latest generation of VMware desktop virtualization and remote application-delivery software. VMware Blast Extreme uses VMware client-side components, installed with VMware Horizon Client, as well as agent-side components, installed on virtual desktops, physical desktops, and RDSH servers that host published applications and desktops. Information on how to enable the new Blast Codec is covered in the next chapter, How to Configure Blast Extreme. By design, Blast Extreme provides an excellent out-of-the-box user experience for typical applications and use cases on LANs. HEVC supports higher-quality imaging with less bandwidth utilization than H.264. Computer Configuration -> Policies -> Administrative Templates -> VMware Blast -> Max Frame Rate. If extensive use of graphically intensive content such as streaming video must be supported, consider asking users to view this content in a window, instead of full-screen mode. Each setting is a string value (REG_SZ). Visit these other VMware sites for additional resources and content. A consistent user experience across devices and locations while keeping corporate data compliant and securely stored in the data center. Now that you have learned about the benefits and features of Blast Extreme and have seen how easy it is to configure in your Horizon environment, we hope that you will take advantage of this adaptive and purpose-built display protocol. Screen 0/1 @ Resolution: 3840 x 2160, New in Horizon 8 (2106): HEVCwith High Dynamic Range (HDR) Encoding, VNCSERVER-WIN32: Enabled HDR on display \\.\DISPLAY9 Yes: Deselect all codecs and codec options (uncheck: H.264, Allow High Color Accuracy, and Allow High Efficiency Video Coding). EncoderHEVCEnabled Enables or turns off support for the HEVC codec (H.265). On the client, this means near universal H.264 GPU decode support, because nearly all devices with graphics cards manufactured since 2013 have hardware H.264 decode support, including cell phones and most thin clients. Entitle users to desktops and published applications. This configuration is ideal for digital photography, design and video production. On the right, switch to the tab named Security Servers. Screen 0/1 @ Resolution: 3840 x 2160. only limits the bandwidth used to transfer the screen contents. For this reason, HEVC in Blast Extreme requires that the ESXi hosts supporting the virtual desktops and RDSH servers have NVIDIA Tesla or newer GPUs to offload its encoding. The Blast Codec will continue to evolve. At Tech Zone, our mission is to provide the resources you need, wherever you are in your digital workspace journey. Blast Extreme Display Protocol in VMware Horizon Technical Guide, Configuring Remote Desktop Features in Horizon 7, Using Horizon to Access Physical Windows Machines, VMware Workspace ONE and VMware Horizon Reference Architecture, Deploying Hardware-Accelerated Graphics with VMware Horizon, VMware Windows Operating System Optimization Tool Guide. Figure 3: Tunneled Connection from Client to Agent Through the Connection Server. The next section describes the workflow of connections made between the client and agent components. A Blast session is established between the client and agent (virtual desktop or RDSH server), using the TCP and, if available, UDP connection established through the Blast Secure Gateway. Chris is EUC Staff Architect, End-User-Computing Technical Marketing, VMware. Tuning to handle high latency starts with reducing bandwidth. TLS version and encryption defaults are routinely updated to reflect current best practices. The following settings are specifically helpful for handling low-bandwidth conditions: Note that these minimum and maximum bandwidth settings are best effort, not hard limits. Set, Use Blast Extreme clipboard settings to reduce or block using the clipboard. It is especially good at reproducing intricate fonts and other screen content with fine details, including still images and low-motion 3D modeling used by design and engineering applications. Become a desktop virtualization hero with our curated activity path. The very latest in NVIDIA's lineup of GPUs, both these cards are . Note: Requires Horizon Agent 7.10 and Horizon Client 5.2 or later. Internal testing resulted In a 12 percent bandwidth savings by doubling the size of both caches to 512 MB. Computer Configuration -> Policies -> Administrative . One of his key roles as Senior Product Line Manager on the VMware Desktop Product Management team is leading the effort to benchmark and develop comprehensive guidance for VMware Blast Extreme. Get introduced to our content types, tools, and capabilities. The author wishes to thank the following people for their contributions to this paper and the growing knowledge of how to optimize VMware Blast Extreme: To comment on this paper, contact VMware End-User-Computing Technical Marketing at euc_tech_content_feedback@vmware.com. See our favorite tools, scripts, and flings from various sites. A certificate thumbprint is a cryptographic hash of a certificate. It turns off or tunes the elements that unnecessarily waste system resources when used in shared, virtual environments. Added recommendations for supporting work-at-home and home-office-to-cloud use cases. However, this example can be achieved by disabling support for the H.264 codecs competing options: JPG/PNG and HEVC. Settings made directly in the registry are dynamic and take effect immediately, whereas those requiring a client setting will take effect only after the client disconnects and reconnects to a live session. Applications that require the same quality as H.264 with less bandwidth utilization or that require higher quality with similar bandwidth utilization as H.264. The following table details the requirements for each codec. VMware Blast: H. 264 Quality. Is there a GPO or something? Although it has more of an impact on multimedia and video gaming, experiment with different values, up to the maximum of. We have many more paths than are shown here. (Requires NVIDIA GPU), VNCRegionEncoder_Create: region encoder NVIDIA NvEnc HEVC. Our Communities feature the top Digital Workspace Experts across the world and 3rd-party content. These encryption mechanisms apply to the H.264, H.265, and JPG/PNG codecs. Display communication protocols provide end users with a graphical interface to a remote desktop or published application. Accepts integer value greater than 0. They are designed to have something for people of every experience level. The Blast Worker process determines whether UDP is enabled on the agent and allowed on the client. The former option allows Blast Extreme to burst and use more bandwidth when necessary, while the latter attempts to more strictly control it. My email is nikoloz.qutidze@gmail.com Broad client support, including Windows, Linux, Mac, Android, iOS, Chrome, and web (HTML Access) clients. Blast Extreme supports two transport protocols to carry the display traffic between clients and the Horizon infrastructure: TCP (Transmission Control Protocol) and UDP (User Datagram Protocol). The Blast Codec should be evaluated for use whenever network bandwidth or display protocol CPU utilization is a primary concern. Do not starve the virtual desktops and RDSH servers of resources. One of the easiest methods is to use the Windows Group Policy template provided with each release of VMware Horizon. End-users access to their personalized virtual desktops or remote applications from company laptops, their home PCs, thin client devices, Macs, tablets, or smartphones. Let us help you learn how to use it. However, compared to other codecs, H.264 requires more processing power to perform its encoding and decoding operations. If you are using Horizon Client for macOS 5.0 or later, this Horizon Collector functionality is included in Horizon Client. Then check with the "VMware Horizon Performance Tracker . Using articles, videos, and labs, this activity path provides the fastest way to learn Workspace ONE! Update for VMware Horizon 7 versions 7.1 and 7.2. These efficient purpose-built thin clients offer ultrafast access to applications, files, and network resources within Virtual Desktop Infrastructure (VDI) environments. Incorporated various recent suggestions from reviewers. For lossless support, enable Build-to-Lossless (EncoderBuildToPNG = 1). (maximum display bandwidth) to the maximum desired bandwidth utilization per user. If other optimizations are not working as expected, verify there are no settings in HKEY_CURRENT_USER. Use UDP unless the traffic must pass through a UDP-hostile network device such as a TCP-based SSL VPN.
:\ProgramData\VMware\VMware Blast\. Blast Extreme includes the following security features to support Horizon: Display protocols must be able to efficiently provide the best user experience for various types of screen content, including text, still images, streaming video, 3D rendering, and audio. If the administrator has enabled additional remote experience features such as USB redirection or client-drive redirection (CDR), the administrator can choose whether traffic for these features will be carried on virtual channels within the Blast session or on separate dedicated connections. Note: For more information about internal client connections, see Network Ports in VMware Horizon. Actual results will depend on the application workloads and usage patterns. Note: For more information about tunneled connections, see Network Ports in VMware Horizon. The following registry settings have been determined through extensive testing to provide the biggest impact on system resources and user experience. If bandwidth needs to be limited, start with the. This is ideal for providing remote access to user PCs. If UDP is enabled on the client, the Unified Access Gateway, and the agent (default), the client attempts to make a UDP connection to the agent via the Unified Access Gateway. Used together, the JPG/PNG codec is ideally suited for typical Windows and Linux applications, including Microsoft Office. (which like all VMware flings, is not officially supported). Introduced in Horizon 8 (2111) is the ability to adjust the size of the Blast codec cache. For mixed workloads, use the encoder switch to dynamically switch between the new Blast Codec or JPG/PNG and H.264 codecs. To enable the new feature, you need to set this registry key on your VDI machine: Key: HKEY_LOCAL_MACHINE\SOFTWARE\Policies\VMware, Inc.\VMware Blast\Config\EncoderSwitchEnabled. Use NVIDIA Tesla or newer GPUs. Deselect all other codecs and codec options. This section details the workflow of connections that are made so that Blast Extreme can provide the best remote display experience, regardless of whether the user is inside or outside of the corporate network. Let's set this to "Enabled" and set it to 60. The most common reason to tune all display protocols is to enable them to support wide area networks (WANs). The following table documents the key codec and transport settings. High Efficiency Video Coding, or HEVC for short, is also known as H.265 and is the industry successor to H.264. Use Adobe Flash redirection if extensive use of Adobe Flash must be supported. Watch conversations with VMware experts on top-of-mind issues. Get introduced to our content types, tools, and capabilities. Get to know and understand the Anywhere Workspace solution. Added information about the Blast Codec, which was introduced in the Horizon 7.10 release, and new information about the encoder switch. Flash redirection causes the client to download and execute Flash content instead of rendering it in the virtual desktop and sending it across the WAN. Fortunately, Blast Extreme supports the H.264 codec for precisely this type of content. Windows desktop and server operating systems are not designed for efficient virtualization. and includes optimization templates for both Windows desktop and server operating systems. DecoderImageCacheSizeKB Introduced in Horizon 8 (2111).Set on the client. For extreme low-bandwidth, high-latency, or high-performance uses cases, however, Blast Extreme comes equipped with several tuning options, as described in this guide. For the following conditions, VMware recommends that you use TCP rather than UDP: For all other network conditions, VMware recommends that you use UDP for the best user experience. VNCEncodeRegionNvEncGetHandle: region encoder NVIDIA NvEnc H264 using YUV 4:4:4 color space. Applications requiring lossless reproduction of original screen content such as non-diagnostic medical imaging. Explore how VMware can help solve an IT team's most pressing digital workspace challenges. Be certain to test key applications and multimedia content before widespread deployment. More than 8 virtual CPUs might be required to support the most demanding use cases, especially video gaming, even with NVIDIA hardware GPUs. For further information about configuring Blast Extreme to use DSCP marking reference, see. After the policy is applied, the settings are stored in the registry key HKLM\Software\Policies\VMware, Inc.\VMware Blast\config. Typical Microsoft Office use, for example, results in a very low display protocol frame rate. More information about the admin settings is provided in the next section of this chapter. Ensure that ESXi hosts have sufficient resources, especially CPU.
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