cluster service failures

  1. Windows Server 2019 KB5062557 Security Update Causes Cluster Failures and VM Restarts

    The July 2025 security update for Windows Server 2019, identified as KB5062557, has introduced significant challenges for IT administrators managing failover clusters. Post-installation, numerous organizations have reported critical issues, including cluster service failures and repeated virtual...
  2. KB5062557 Windows Server 2019 Outage: Lessons in Patch Management and Stability

    Amid the relentless pace of change in IT infrastructure, organizations depend on a steady drumbeat of Windows Server security updates to shore up defenses and maintain stable operations. Yet, when a single cumulative update triggers widespread cluster and virtual machine instability on Windows...