Guide for Installing htop on Ubuntu 24.04
In the realm of system management tools, htop stands out as a powerful, real-time, interactive process viewer for Unix-like systems, including Ubuntu 24.04 "Noble Numbat". This command-line utility offers an enhanced alternative to the classic command, providing a wealth of features that make it an invaluable tool for power users.
To install htop, begin by updating your package list and then install the htop package. Once installed, you can launch htop by running the command in the terminal. To confirm the installation, check the version information.
One of the standout features of htop is its support for interactive process management, allowing you to kill, renice, and even change the priority of processes. But what truly sets htop apart is its suite of advanced keyboard shortcuts, designed to make monitoring, managing, and interacting with system processes a breeze.
Here are some of the most useful keyboard shortcuts for htop:
- F2: Open the Setup menu to customize meters, colours, and display options. - F3: Search for a process by name. - F4: Filter the process list by a search string. - F5: Tree view to show processes in a hierarchy. - F6: Sort by column (you can choose the metric to sort processes). - F7 / F8: Increase/decrease the nice value of a selected process to change its priority. - F9: Kill a process (asks for signal to send). - F10: Quit htop. - Space: Tag or untag a process for sending signals to multiple processes at once. - U: Un-tag all processes. - L: Show/hide command line or full command for processes. - s: Trace system calls of a process. - I: Toggle display of idle processes. - H: Show/hide user threads.
These shortcuts enable users to navigate, manage, and interact with system processes in real-time, making htop an indispensable tool for system administrators and power users alike.
To check or customise shortcuts within htop, simply start htop and press F1 to view the help screen listing the keybindings and their functions.
While none of the search results explicitly detail htop shortcuts for Ubuntu 24.04, these shortcuts should be applicable, as htop's interface and shortcuts are generally consistent across versions. For the most precise and updated information, consult the htop man page (`man htop`) or within htop by pressing F1.
For those connecting from Windows, use PuTTY to connect to the Ubuntu server. From Linux/macOS, connect to the Ubuntu server using the terminal. To connect via SSH, copy the IP address after provisioning an Ubuntu server.
In addition to its advanced shortcuts, htop offers several other features that make it a powerful tool for monitoring system performance, managing processes, and keeping an eye on resource usage in real time. These include real-time CPU, memory, and swap usage graphs, horizontal and vertical scrolling, and detailed per-process information.
With its user-friendly interface, advanced features, and powerful capabilities, htop is an essential tool for any system administrator or power user. Whether you're just starting out or are a seasoned pro, htop offers something for everyone. So, why not give it a try and see how it can revolutionise your system management experience?
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