Sky Hawk Health Management (SHM) is first-to-market with in-depth analysis that helps to prevent data loss. SHM analyzes and provides detailed information on how to improve storage performance. SHM is built into Hik vision NVR 4.0 OS systems and selects Dehua NVR systems. Sky Hawk Health Management (SHM) is the first to market with an in-depth analysis that aids in data loss prevention. SHM examines storage performance and makes thorough recommendations. Division NVR 4.0 OS systems and specific Dehua NVR systems have SHM.