Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Articles about storage, backup, virtualization, technology, innovation, programming, leadership, management,... etc
Recovering accidentally deleted files on an ext4 file system can be challenging because ext4 does not natively provide an undelete feature. When a file is deleted, its metadata is removed, making recovery difficult. However, there are methods and tools you can try depending on the situation. Here’s a step-by-step approach: Immediate Actions After Deletion Stop […]
Configuring and troubleshooting NTP (Network Time Protocol) for time synchronization is an essential task in IT infrastructure to ensure accurate timekeeping across systems. Here’s a comprehensive guide for configuration and troubleshooting: Configuring NTP: Step 1: Install NTP Linux: Install the NTP package using the package manager: sudo apt update && sudo apt install ntp or […]
Configuring sudo privileges for specific users on Linux systems involves editing the sudoers file or creating a custom configuration file within the /etc/sudoers.d directory. Here’s a step-by-step guide: Step 1: Edit the sudoers File Open a terminal and log in as a user with administrative privileges. Use the visudo command to safely edit the sudoers […]
Troubleshooting slow SCP (Secure Copy Protocol) or SFTP (Secure File Transfer Protocol) file transfers on Linux servers involves identifying bottlenecks and optimizing the system. Here is a systematic approach to diagnose and resolve the issue: 1. Check Network Performance Bandwidth: Verify the available bandwidth between the source and destination servers using tools like iperf or […]
Resolving kernel panic issues in Linux VMs running on VMware can be challenging, as it involves diagnosing the root cause of the problem. Here are the steps you can take to identify and resolve the issue: 1. Understand the Kernel Panic A kernel panic is triggered when the Linux kernel encounters a critical error that […]
Troubleshooting Linux servers that fail to boot after a kernel update requires a systematic approach to identify and resolve the issue. Here’s how you can handle this situation: 1. Access the Boot Loader When the server boots, access the GRUB boot loader menu by pressing Esc, Shift, or Esc + Shift, depending on your Linux […]
