Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Overheating in a datacenter causes equipment failures, downtime, and shorter hardware life. Here’s how to handle it. Immediate Actions Identify hot zones. Use temperature sensors, monitoring software, or a thermal camera to locate areas running hot. Check server racks, PDUs, and known equipment hotspots. Increase airflow. Verify blanking panels are installed in all empty rack […]
Configuring IT infrastructure for a disaster-resistant data center means addressing physical, power, network, storage, and operational layers so the facility survives events that would take a standard site offline. Here is a practical breakdown: 1. Site Selection & Physical Security Location Assessment: Pick a site with low exposure to floods, earthquakes, hurricanes, and other regional […]
Troubleshooting DNS resolution issues inside Kubernetes clusters can be challenging, but systematic steps can help identify and resolve the problem. Here’s a detailed guide: 1. Check Pod DNS Configuration Start by verifying the DNS configuration of the affected pod: – Get Pod’s DNS Info: bash kubectl exec -it <pod-name> — cat /etc/resolv.conf Look for: – […]
Power optimization in a datacenter comes down to three things: measure what you have, eliminate waste, and automate the rest. Here are the strategies that actually move the needle. 1. Assess and Monitor Power Usage Deploy intelligent PDUs or DCIM software to monitor power in real time. Analyze historical data to identify peak consumption and […]
Optimizing IT infrastructure for Kafka-based real-time data streaming requires careful planning, configuration, and resource allocation to ensure high performance, scalability, reliability, and fault tolerance. Below are key considerations and strategies. 1. Design a Kafka Cluster Architecture Cluster size and brokers: Determine the number of brokers based on expected throughput and scalability needs. Kafka scales horizontally; […]
Network Access Control (NAC) ensures only authorized devices and users reach your network. It enforces policy, blocks unauthorized access, and reduces risk from malware and data breaches. Here’s how to configure it in your environment. 1. Define Your NAC Objectives Security: Protect sensitive systems and data. Compliance: Meet regulatory requirements (e.g., GDPR, HIPAA). Visibility: See […]
