Tagged: log monitoring

important logs to monitor

Important Logs to monitor to identify issues in the Linux system

An important part of System Administration is make sure that all the infrastructure is always up & working fine and if problems do arise on the servers, then to resolve those problems. We use...

install elk stack

Install ELK stack: Manage logs with Elasticsearch, Logstash & Kibana

ELK stack is a popular, open source log management platform. It is used as a centralized management for storing , analysing & viewing of logs. Centralized management makes it easier to study the logs...

install sysbench

Benchmark your Linux systems: Install Sysbench tool

Sysbench is a free & open source benchmarking tool that is used for evaluation OS parameters like CPU usage, memory usage, Disk IO & MySQL performance. Especially it becomes extremely important to benchmark these...

install logrotate

Install Logrotate in Linux (CentOS, RHEL, Fedora, Ubuntu, Debian)

Logs are very useful, especially when you are troubleshooting an issue. Logs have information about all the events for a service or for whole server. We have all kinds of logs for the servers...

glances monitoring

Real Time Linux server monitoring with GLANCES monitoring tool

Glances is an open source real time Linux monitoring system that aims at providing as much as information possible in as minimum as space possible. Glances is like top command but more refined with...

Nagios monitoring using SSH

Easy guide to setup Nagios monitoring using SSH (check_by_ssh)

In our earlier tutorials, we have discussed how to install Nagios server & add Linux client for monitoring using NRPE plugin & also to add Windows clients for monitoring using NSClient++. But those are...

install wireshark

How to install WireShark on Linux (CentOS/Ubuntu)

In our previous tutorial, we have learned about using tcpdump command to collect network packets for analysing/troubleshooting. But it can be a tiresome task to analyse all these network logs via CLI. But that’s...

tcpdump command

Learn how to use tcpdump command with examples

Tcpdump command is a famous network packet analysing tool that is used to display TCP\IP & other network packets being transmitted over the network attached to the system on which tcpdump has been installed....

Complete guide to install Zabbix on CentOS7

Zabbix is open source monitoring software for servers, networks & applications. Zabbix offers real time monitoring of thousands of services for multiple operating systems like Windows, Linux etc & also supports monitoring of a...

Checking website statistics using Webalizer

Webalizer is a free & open source application for analyzing of apache web access logs & usage logs & creating website statistics. After analyzing web logs, it produces various website statistics like daily statistics,...