Linux | Red Hat Certified | IT Technology | Operations Engineer 👇Technical Exchange QQ Group with 1000 members, note 【public account】 for faster approval Introduction As a mature and stable open-source virtualization solution, KVM provides administrators with a rich set of command-line tools to efficiently create, start, stop, and monitor virtual machines. Mastering these basic … Read more
Click on the blue text above to follow us. Resource Sharing Linux Practical Course Explanation ↓ Scan to watch videos ↓ 1. Check if virtualization is enabled for the virtual machine Reference: VBoxManage error: VT-x is not available (VERR_VMX_NO_VMX) First, install cpu-check and obtain the kvm-ok command: sudo apt-get install cpu-checker Run the following command … Read more
IntroductionCockpit is an open-source web management tool for Linux servers developed by Red Hat. It simplifies system monitoring and management operations through a visual interface, supporting real-time resource monitoring, service management, container control, and more. Cockpit is designed as a lightweight tool suitable for basic operations and is ideal for single-host usage.Official Website https://cockpit-project.org/ Core … Read more
systemctl is a control tool for the system and service manager systemd, used to control the system and service manager of systemd. It is the primary tool for managing services in modern Linux distributions. In the Linux ecosystem, Systemd has been deployed in most standard Linux distributions, with only a few distributions yet to adopt … Read more
Linux File Search 1. Overview of the find Command The need for file searching arises because we often forget the location of a file, and at such times, we need to use the find command to locate it. The find command can search for files based on various criteria, such as file name, file size, … Read more
Word count 1223, reading time approximately 7 minutes What is your computer really ‘thinking’? When I first entered the industry, I was completely bewildered by a server running Linux: the screen was filled with dense command lines, with no familiar graphical interface, and I couldn’t even find the files. However, when I first learned to … Read more
Weekly Linux Command (netstat) Command Overview (netstat) netstat (network statistics) is a command-line tool used to display network connections (incoming and outgoing), routing tables, and various network interface (network interface controllers or software-defined network interfaces) and network protocol statistics. It can also be used to diagnose network issues, print status information about the network system … Read more
Installing Linux in a virtual machine is almost identical to installing it on a physical machine. Open the virtual machine. Click: Edit this virtual machine settings – Hardware – CD – Use ISO image file – Browse, find the previously downloaded Linux image file, and after setting it up, click “Start this virtual machine”. Wait … Read more
Hello everyone, I am the Intelligence Guy~ Modifying the MAC address is a common development requirement in network management and privacy protection. 1. Why Change the MAC Address? For example, when we replace a damaged network card, we need to restore the original MAC address to maintain IP allocation, firewall policies, and device authentication; there … Read more
Have you ever wondered why cloud computing giants like AWS, Alibaba Cloud, Huawei Cloud, and Google Cloud almost uniformly choose Linux as their underlying system? Isn’t Windows Server appealing? Today, we will unveil the “five key advantages” of Linux’s dominance in the cloud computing market, and by the end, you’ll understand why it is indispensable … Read more