Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Troubleshooting VMware Cluster Errors: An IT Manager’s Step-by-Step Guide When running enterprise VMware vSphere clusters, stability and availability are paramount. A single misconfiguration or resource bottleneck can lead to host isolation, VM performance degradation, or even outages. In my experience managing large multi-site clusters, the key to resolving VMware cluster errors is a structured troubleshooting […]
Everyone is talking about the AI on their screens. We debate how smart ChatGPT is or whether it will take our jobs. But almost no one is talking about how hot the ground is beneath this intelligence. I recently came across an analysis titled “The AI Invisibles” in the Macro Notes newsletter. The author, Paul, […]
Optimizing IT Infrastructure for 24/7 Uptime: A Step-by-Step Guide from Real-World Experience Ensuring 24/7 uptime in enterprise IT infrastructure is not just about buying high-end hardware — it’s about designing for resilience, monitoring intelligently, and implementing proactive maintenance strategies. In my experience managing large-scale datacenter and cloud environments, the biggest gains come from anticipating failure […]
Troubleshooting IT Infrastructure Power Supply Issues: A Step-by-Step Guide from the Datacenter Floor Power supply problems in IT infrastructure can cripple operations, cause costly downtime, and even damage critical hardware. In my experience managing enterprise datacenters, power issues are rarely straightforward—they often involve a mix of electrical, environmental, and hardware factors. This guide walks through […]
Troubleshooting Storage Replication Failures in Enterprise Environments Storage replication is the backbone of disaster recovery (DR) and high availability (HA) strategies in modern enterprises. When replication fails, it’s not just a technical inconvenience—it can mean potential data loss, broken SLAs, and operational downtime. In my experience managing large-scale datacenter environments, replication issues often stem from […]
Configuring iptables and firewalld for Specific Port Forwarding on Linux – A Step-by-Step Guide from Real-World Experience Port forwarding is a critical feature in enterprise Linux environments, especially when exposing services behind NAT or redirecting traffic between internal and external networks. In my experience managing datacenter firewalls and Linux gateways, misconfigured rules often cause downtime […]
