Install tcpdump to debian 8 install#
lsof command is not available after the default Linux OS installation, so first we have to install it using following command:įor CentOS / RHEL $ sudo yum install -y lsof // CentOS 7 / RHEL 7 or before Using this command, these files can be identified easily. One of the major advantages of this command is that it helps administrators to see the files currently in use when a disk cannot be unmounted. It is also used to monitor all processes currently in use. If you want to look at all the files currently opened in the system, then you need to make use of the lsof command. vmstat is the part of default installation in almost all the Linux distribution, so it is available straight way after the installation. It also helps you to display various information including all system processes, CPU activity, paging, block IO, kernel threads and disks etc. Its main task is used to display virtual memory statistics. Vmstst is the command line utility that occupies the 2nd position in our list. Not only the process names, it also displays the memory usage and CPU usage etc.Īlso Read: 25 Top Command Examples to Monitor Linux Server Performance 2 ) vmstat The list also keeps updating in real time. It quickly provides details about all running processes in an ordered list. It is one of the most widely used commands by Linux system administrators all over the world. Without any doubt the top command is the number one command line tool to monitor Linux. In this article, we will look at the top 12 command line tools to monitor Linux performance. These tools help them to keep a tab on the Linux server performances and fix anything if found abnormal. But Linux System Admins can take some breather as they have some help in the form of command line monitoring tools. It takes lot of time, patience, and hard work to keep the systems up and running. Being a Linux administrator is not an easy job.