Change management programs ensure that the necessary patches, updates, and changes follow a controlled and consistent process. Change management in a server environment should follow six phases—purpose, scope, approval, testing, implementation, and review. Patch management is a part of change management and control. Patch management should be a priority. Firmware updates generally fix a bug.
Server monitors provide automated reporting, scheduled device checking, and threshold and troubleshooting warnings for CPU usage, hard disk space, and utilization, disk IOPS, RAM utilization, and network traffic. The components of a network server are either CRUs or FRUs. Preventive maintenance avoids device or component failure.
The purpose of a server cluster is to improve process throughput and responsiveness to users through two or more interconnected servers operating as...