Linux System Monitoring Tools Every SysAdmin Should Know | Part II

Previously, we wrote about 10+ Linux system monitoring tools that every Sysadmin should know. This article is follow up article for the previous article and here we have added some more tools that Linux system admin should know. Let’s check out some of the useful system monitoring tools.

Linux System Monitoring Tools Every SysAdmin Should Know | Part II

1) Nload

Nload is  a command line tool which is mainly used to monitors the network throughput.  Output of this tool can be seen in using two graphs, one for incoming and one for outgoing network.

yum install nload


sudo apt-get install nload

2) Collectd

collectd is a daemon which collects system and application performance metrics periodically. This tool gathers metrics from various sources which can be used to monitor systems and find the possible bottlenecks.

3) CPUlimit

CPUlimit is a small tool which monitors and then limits the CPU usage of a process. CPUlimit can be used to prevent a process from running for more than a specified time ratio.

4) stat

stat is a builtin tool which is used for displaying various information of files and file systems. We can get the the information like file modification date, access date and changed date too.

5) webmin

Webmin is a web-based system administration tool.  You can easily setup users account, DNS, Apache, File sharing and many more job through web browser.

10+ Linux System Monitoring Tools Every SysAdmin Should Know | Part II


6) MultiTail

MultiTail allows you to monitor logfiles and command output in multiple windows in a terminal. It uses colors to display the logfiles which makes it easy to read for users.

7) GKrellM

GKrellm is a gui application. It monitor the status of hardware such CPU, hard disks,  main memory, network interfaces.

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8) GoAccess

GoAccess is an open source tool that runs in a terminal in *nix systems or via browser. It is a  real-time web log analyzer and interactive viewer. It provides fast

9) Logwatch

Logwatch is a customizable log analysis system.It parses through system’s logs and creates a report analyzing areas that you specify.

10) mpstat

mpstat is a built-in tool for cpu usage monitoring. mpstat can also get an interval update of the CPU usage for you.

11) Justniffer

Justniffer is a network protocol analyzer. It captures network traffic and produces logs. It gives you the option to choose whether to collect low-level data or high-level data with this sniffer.

12) TCPdump

TCPdump is  a powerful command-line packet analyzer.

13) nmap

Nmap stands for “Network Mapper”. Nmap allows you to scan your server for open ports. You can also check SQL injection vulnerabilities, network discovery and other.

14) Darkstat

Darkstat captures network traffic, calculates statistics about usage, and serves reports over HTTP.

Some of the features are:

  • Traffic graphs, reports per host, shows ports for each host.
  • Embedded web-server with deflate compression.
  • Asynchronous reverse DNS resolution using a child process.
  • Small. Portable. Single-threaded. Efficient.
  • Supports IPv6.

15) Net-SNMP

Simple Network Management Protocol (SNMP) is a widely used protocol for monitoring the health and welfare of network equipment (eg. routers), computer equipment and even devices like UPSs. Net-SNMP is a suite of applications used to implement SNMP v1, SNMP v2c and SNMP v3 using both IPv4 and IPv6.

16) SmokePing

SmokePing can be used to track of network latency. It is loaded with plenty of features like,Interactive graph explorer, Wide range of latency measurement plugins, Live Latency Charts with the most ‘interesting’ graphs and many more.

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17) Shinken

Shinken is a monitoring framework. It is a Nagios compatible monitoring framework, written in Python and can be used to monitor your servers and applications.