Centralized log management with Graylog
Watching the Logs
System logs offer clues for tracking intruders and troubleshooting problems. If you're in charge of a whole network, wouldn't you rather monitor all your logs from a single central point? Graylog and its companion components let you manage all your logs from a single interface.
Logfiles chronicle the state of the system, and experienced admins know to check the logs for messages when a problem arises. If you only administer one computer and it is sitting on your desk, the task is easy. But if you're taking care of several systems on a diverse network, keeping up with all the logfiles can be a major chore.
Several commercial tools fill the role of managing and monitoring log messages across the network, but you don't have to spend big to get big-time log monitoring capabilities. This article describes how to configure network monitoring using a configuration centered around the Graylog log server.
Logging Server Architecture
Graylog is an open source log management tool, providing central storage, processing, and analysis of log messages from servers, clients, or network devices. The Graylog log server is based on Java and offers a means for combining several server nodes in a cluster for high availability and scalability.
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