The top command has been around since 1984, and there are many variants of it.For this article, we’re running Ubuntu 18.04 with all patches applied, and version 3.3.12 of top.We also cross-referenced everything on two other test computers, one running Fedora and the other Manjaro. You can interactively monitor your system’s vital resources or processes in real-time. If you run a fake job such as sleep 120 and then watch it in htop you'll notice that its state is S aka "SLEEP" and the processes TIME remains at 0:00.00 for the duration.. That's because that process is consuming 0 CPU time, which is the intent of the TIME column. The color used in its output makes it much more comfortable to read than does the monochrome top output. It is based on ncurses for viewing the processes in a GUI-like environment running in the terminal. The load average section represents the average “load” over one, five and fifteen minutes. On Linux, the load is the number of processes in the R and D states at any given moment. It displays a complete list of the processes that are running and is easy to use. The Question : 481 people think this question is useful By default, htop shows colored status bars for processors, memory, and swap. htop is the new kid on the block, and it is powerful. The htop console changes swiftly as the processes do not wait for the user. In this guide, we will cover how you can use this command and briefly explain its different sections one by one. htop is a powerful terminal-based system monitoring application that presents data of various system processes and their resource consumption in a human-readable, color-coded, easy-to-use format. The htop is a command-line utility that allows you to interactively monitor your system’s vital resources or server processes in real-time. wa -- iowait Amount of time the CPU has been waiting for I/O to complete. The information the htop command provides is similar to the top command. The htop command supports multiple options that can be added to it, in the Linux terminal. However, the real advantage to the htop command is its user-friendly environment and improved controls. Htop is a process viewer and a text-mode application for system monitoring in real-time like top. The amount of time lost in this way is the “steal” time, shown as st. Load average. What does it mean when the … The command uses color for its output, provides full command lines for processes, as well as the option to scroll both vertically and horizontally. Event-based OTP (also called HOTP meaning HMAC-based One-Time Password) is the original One-Time Password algorithm and relies on two pieces of information. htop provides a feature in which the process details are updated after a certain delay. HOTP: Event-based One-Time Password. Read on for an explanation of top along with some of its options. Htop adds an exclamation mark when uptime is longer than 100 days. htop is a replacement, or rather supplement to the well-known, tried and tested “top”, offering many enhancements such as mouse support, the direct killing of processes, and a more human … It tracks the amount of CPU time a given process has used. Delay . It is often used as a measure of computer operating system reliability or stability, in that this time represents the time a computer can be left unattended without crashing, or needing to be rebooted for administrative or maintenance purposes. ni -- Nice CPU time The time the CPU has spent running users' proccess that have been niced. htop command advantages. htop From left to right, the bars are colored green, blue, yellow, and red depending on some thresholds. How to Monitor System Processes Using htop Command An Information-Packed Dashboard. 7) Htop. 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