![]() ![]() The ps command displays information about currently running processes on the system. The following command displays all TCP sockets. It displays statistics for PACKET, TCP, UDP, DCCP, RAW, and UNIX domain sockets. ![]() You can use this command to view all sockets, listening sockets, socket memory usage, processes using socket, and detailed socket information. ![]() It is considered a replacement for the netstat tool. Ss is a command-line utility to dump socket statistics in Linux. It displays one-line information about the current time, the system’s total running time, the number of users currently logged on, and the system load averages for the past 1, 5, and 15 minutes. Uptime is used to know how long the system has been running. The following command can be used to monitor disk I/O performance every 2 seconds. When sar command is used with -d option, it displays I/O device status. System Activity Report (SAR) is a command-line utility used for real-time system monitoring in Linux. You have to install it using the package manager tool. htopīy default, htop is not available on the Linux system. ![]() You can use shortcut keys, scroll the process list, and set vertical and horizontal views of the processes. It displays all the processes running on the system in an interactive interface. Lsof command displays the list of all open files and processes. To monitor CPU and I/O statistics, enter the following command. You can install it by using the following command.įor Debian/Ubuntu and Mint sudo apt install iotopįor CentOS/RHEL/Fedora/Rocky Linux & AlmaLinux sudo dnf install iotop Iotop is not installed by default on the system. It displays a table of current I/O usage by processes or threads on the system. Iotop is a top-like tool that is used for monitoring I/O usage on the disk. It is a network packet analyzer tool which is used to capture TCP/IP packets that are received or sent over a network. Tcpdump command is used to dump traffic on a network. You can install it by using the following command according to your Linux distribution.įor Debian/Ubuntu and Mint sudo apt install sysstatįor CentOS/RHEL/Fedora/Rocky Linux & AlmaLinux sudo dnf install sysstat This command is not available by default in the Linux system. The iostat command displays statistics of CPU, input/output devices, partitions, and network filesystem (NFS). Type the command below to report virtual memory statistics. Vmstat is a monitoring tool that shows information about processes, memory, paging, block IO, traps, and CPU activity. Pressing q will exit the interactive command mode. It opens an interactive interface showing processes where you can use different interactive commands. Run the following command to list all running processes. It displays system summary information and a list of processes currently managed by the Linux Kernel. The top command in Linux provides a dynamic real-time view of the running system. The commands listed below are available in all Linux distributions and some of them are installed by default on the system. In this article, we will discuss some of the best tools for monitoring Linux performance. These tools can aid in debugging Linux System Performance issues and troubleshooting them. There are several performance monitoring tools in Linux that allow you to monitor resource usage on the system. ![]()
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