Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Troubleshooting proxy server issues in an IT infrastructure environment can be complex, as it involves both network and server configurations. Below are structured steps to help identify and resolve proxy server issues: 1. Verify the Problem User Reports: Gather detailed information from users about the issue (e.g., slow connection, access denied, cannot connect, etc.). Scope […]
Resolving “Out of Memory” (OOM) killer events on Linux servers requires a systematic approach to identify the cause and implement appropriate solutions. Here are the steps and strategies to address OOM issues: 1. Analyze Logs and Identify the Cause Check System Logs: Examine the /var/log/messages or /var/log/syslog file for OOM-related entries. Search for “oom-killer” or […]
Troubleshooting IT infrastructure application compatibility issues requires a systematic approach to identify the root cause and resolve the conflict. Here’s a step-by-step guide tailored for an IT environment that includes datacenters, storage, backup systems, servers, virtualization, operating systems, Kubernetes, AI workloads, GPU graphic cards, and other components: Step 1: Identify the Scope of the Issue […]
Troubleshooting IT infrastructure integration issues can be complex due to the diverse components involved, such as servers, storage systems, virtualization platforms, networks, and applications. Below is a structured approach to help you address integration challenges effectively: 1. Identify the Scope and Impact Understand the problem: Gather detailed information about the issue from users, logs, or […]
Troubleshooting firewall rule conflicts in IT infrastructure requires a systematic approach to identify and resolve the issue effectively. Here’s a step-by-step guide: 1. Understand the Environment Review Firewall Placement: Identify where the firewall is located (datacenter edge, internal zones, Kubernetes cluster, etc.). Document Dependencies: List the systems, servers, and applications affected by the firewall rules. […]
Fixing GRUB bootloader issues after a disk migration requires a systematic approach to ensure the system is bootable again. Here is a step-by-step guide to resolve GRUB bootloader issues: Step 1: Boot from a Live CD/USB Create a bootable Linux Live CD/USB (e.g., Ubuntu or any other distribution compatible with your system). Boot into the […]