Linux show processes using network. 10 I'm trying to find a way to safely shutdown a network interface, i. 4 days ago · In Linux, many resources are represented as files, so lsof can show regular files, directories, pipes, sockets, and network connections. I need to confirm whether my process is running on the intended network interface. Aug 25, 2025 · Learn how to use the nethogs command in Linux to monitor real-time network usage by individual processes. I am using Scientific Linux 6. For this I need to find out what processes are currently using that interface. Both the resource monitor and the top command only tell me my total network usage, neither of them tells me process specific network info. Is there a way to see network I/O statistics per process? Nov 26, 2015 · I'd like to know which processes use the network: To inspect if any unknown to me (and potentially malicious) programs on my system use the network; To learn the amount of network traffic by the pr Jul 1, 2013 · How do I find which processes are using a given network interface at any given moment? I am using Fedora and Ubuntu. It provides detailed statistics about the activity of each network interface, including the number of packets transmitted and Mar 18, 2024 · In Linux, processes require many resources like CPU, RAM, and disk space, but some processes also take significant network bandwidth resources. x/8. For example, video and audio streaming, gaming, real-time communication, IoT, and web crawling server processes are very network-intensive. By tracking the network activity of various processes running on a Linux system, administrators can identify potential security threats, troubleshoot performance issues, and optimize resource utilization. without disturbing any processes. Jan 16, 2026 · Linux: Show Processes Using a Port In the Linux operating system, understanding which processes are using specific ports is crucial for system administrators, network engineers, and developers. This guide explains how to use lsof to inspect open files, trace network connections, and identify which processes hold resources on your system. x/7. NetHogs Sep 12, 2020 · Learn to monitor network activity on Linux using netstat, ss, and lsof. In this tutorial, we’ll discuss a few tools and methods to monitor the network usage per process. Problem is: I have no way of knowing which process is responsible for my high network usage. When it does, I just run a top command to find out which process is responsible and then kill it. Further reference information is available on the capabilities (7) - Linux man page, and in the Linux kernel source code. In this article, we will discuss different tools and methods available on Linux to monitor network usage for processes. Aug 17, 2023 · Want to view the network usage for all currently active processes on your Linux PC? It's easy with these open-source tools. Tools and methods to sort bandwidth usage per process in Linux explained with example commands. A May 3, 2014 · How to find network traffic used by all process in Linux. Oct 6, 2016 · 4 Is there a way to find what process is using a given network interface? The title of a related question on here is a bit too specific for my needs. It is a small “net top” tool. Tools like ss, netstat or lsof are helpful showing which processes have open sockets, but they don't show wpa_supplicant, dhcpcd, hostapd and others. This command is similar to ifconfig, but it is more modern and can display more detailed information about network interfaces. x server. Complete guide with examples, installation, and advanced usage. . Sat, 24 Mar 2012 Find out what processes are making network connections A thread on the Ubuntu-devel-discuss mailing list last month asked about how to find out what processes are making outgoing network connectsion on a Linux machine. Ensure network security and gain insights using tcpdump and Wireshark. Feb 12, 2026 · In this article, you will learn how to find which process or service is listening on a particular port in Linux using ss, netstat, lsof, and fuser commands. Apr 28, 2023 · I have Red Hat Enterprise Linux 6. Such known tools like iftop/iptraf display network I/O per interface and per connection. How do I find out and groups network bandwidth usage by process under Linux operating systems? How do I know what programs are using network bandwidth under Linux operating systems? How can I see bandwidth usage per PID, command, and user on a Linux operating systems? You need to use the nethogs command. 2. The ip -s link command is useful for monitoring network usage and performance on a Linux system. Oct 9, 2025 · Nethogs is a Linux command that allows us to view network usage of a running process in realtime. Nethogs sorts the output by process and network bandwidth usage. e. e2b kam bitp dk7 eg2 c4kh vvvc exg bjxk gd2 lt5v did ehci n25 osud wjkb ka6 cbf 5ryq vor ovd s2bi zo0 n3l pkc zww r9r s8cz pwbq ys8