UNIX Tools: mytop – MySQL Monitoring Tool
MyTop is a console-based tool for monitoring the threads and overall performance of a MySQL server. It runs on most Unix systems. MyTop is a top clone for MySQL Server.
To install MyTop under FreeBSD, enter:
make install clean -C /usr/ports/databases/mytop
To install MyTop under CentOS, Fedora, RHEL, enter:
yum install mytop
To install MyTop under Debian, Ubuntu, enter:
sudo apt-get install mytop
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FreeBSD: System Monitoring with MRTG
The Multi Router Traffic Grapher, or just simply MRTG, is free software for monitoring and measuring the traffic load on network links. It allows the user to see traffic load on a network over time in graphical form.
1. Installing Apache2 HTTP Server
Install Apache on the server you wish to display MRTG stats from:
cd /usr/ports/www/apache22 make install clean
To run Apache2 at system startup, append the following line to /etc/rc.conf :
apache22_enable="YES"
Start Apache2, enter:
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Bandwidth Monitoring Tools for FreeBSD and Linux: nload
Bandwidth in computer networking refers to the data rate supported by a network connection and it represents the capacity of the connection.
nload is a ncurse based network traffic analyser.
nload allow a system administrator to easily monitor the traffic going on its network. It provide both a graph of incoming and outgoing traffic as well as network data transfer statistics.