Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
As an IT manager responsible for storage and IT infrastructure, understanding the differences between SAN, NAS, and DAS is crucial for making informed decisions about your organization’s storage needs. Here’s a breakdown of the three storage technologies and guidance on selecting the best option for your use case: 1. DAS (Direct-Attached Storage) Definition: DAS refers […]
Hot aisle and cold aisle containment separate hot and cold airflows in data centers, improving cooling efficiency and cutting energy use. Both techniques prevent the mixing that degrades cooling performance. Cold Aisle Containment: Cold aisle containment encloses the cold aisle so that cold air from CRAC units goes straight to server intakes. This prevents mixing […]
Implementing a disaster recovery (DR) plan for a data center ensures business continuity when natural disasters, hardware failures, cyberattacks, or other catastrophic events strike. Below are the steps to design and implement a disaster recovery plan: 1. Assess Risks and Identify Critical Systems Risk Assessment: Identify potential threats to your data center, such as power […]
When a storage array controller fails, you need a clear sequence: identify, assess, communicate, fail over, diagnose, replace, validate, and document. Here’s the practical workflow. 1. Identify the Problem Check your storage management software or monitoring tools for alerts indicating a controller failure. Use the array management interface (GUI or CLI) to verify the failed […]
1. Optimize Data Center Cooling Arrange servers and racks for efficient airflow. Use hot-aisle/cold-aisle containment to separate hot and cold air streams. Monitor temperature and humidity continuously with environmental sensors. For high-density GPU racks, evaluate liquid cooling or upgraded HVAC. 2. Monitor GPU Temperatures Use nvidia-smi, AMD Radeon Software, or Prometheus/Grafana for telemetry. Set alerts […]
