The iostat tool shows and collects data about the input and output performance of a system’s storage devices, including local and remote disks. Once you install atop via the terminal, run it by invoking the atop command : It displays the current load on the system and can identify the specific processes that are causing any resource strain. Read: How to install Apache web server on Ubuntu atopĪtop is an interactive monitoring tool for Linux systems that provides detailed information about processes causing high CPU, memory, disk, or network usage. Justniffer can intercept and retrieve all files from HTTP traffic, track response times, and allow users to trace tcp network traffic from a captured file or live network. It is specifically designed to log data from Apache web server log files and provides a customized output. Justniffer is a utility that captures and analyzes TCP packets and network protocol data, including both low and high level traffic. if you type in uptime in the terminal, you will get an output similar to the following :Īs you can see, the command uptime returns the current time as well as the amount of time the system has been running along with the number of logged-on users and finally the load time for the past 1 minute, 5 minutes and 15 minutes respectively. uptime tells the time during which the system has been up and running. If you want to know, how much time the system has been active, then you are in the right place. It can provide additional TCP and state information when compared to other tools. Much like netstat, ss (socket stats) command tool is used to dump socket statistics. Based on ncurses IP LAN monitor, it generates different network statistics such asUDP counts, TCP info, OSPF and ICMP information, node stats, Ethernet load info, IP checksum errors, and others. Iptraf command tool is a colorful interactive IP LAN monitor. Iptraf – Linux network performance monitoring utility If you type in free, you will get something similar to : This tool is essential for managing memory in a Linux system. It also includes information about buffers and caches used by the kernel. It shows the total amount of free space, as well as the amount of used memory and swap space. The free command is a useful tool for displaying information about available and used memory in a Linux system.
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