Version 7 of the Elastic Stack, packed with new features and improved performance, has now been available for some time. Elasticsearch is not the only one to have come up with a major new version recently: starting with version 3.21, syslog-ng featur…

Dear syslog-ng users, This is the 74th issue of syslog-ng Insider, a monthly newsletter that brings you syslog-ng-related news. NEWS Format your log messages in Python Sometimes getting log messages into the desired format can be a problem, but wi…

Google Stackdriver collects and analyses logs, events and metrics of your infrastructure. Using syslog-ng PE 7.0.14 or later, you can send your logs to Google Stackdriver. While originally designed to quickly respond to events in the Google Cloud Pla…

For many years, anything I wrote about syslog-ng and Elasticsearch was valid for all available versions. Well, not anymore. With version 7 of Elasticsearch, there are some breaking changes. These changes are mostly related to the fact that Elastic is…

Why use syslog-ng to alert on sudo events? At the moment, alerting in sudo is limited to E-mail. Using syslog-ng, however, you can send alerts (more precisely, selected logs) to a wide variety of destinations. Logs from sudo are automatically parsed …

Recently I visited two conferences: LOADays and Red Hat Summit. They both focus on open source software, but similarities end there. LOADays in Antwerp is small, free and focuses on Linux administrators. The Red Hat Summit in Boston is huge, expensiv…

With about two thirds of syslog-ng users running their logging application on Red Hat Enterprise Linux (or CentOS), it is one of our most important platforms both for the open source edition (OSE) and the premium edition (PE) of syslog-ng. Next week …

While there are some users who run syslog-ng as a stand-alone application, the main strength of syslog-ng is central log collection. In this case the central syslog-ng instance is called the server, while the instances sending log messages to the cen…

This feature is available from syslog-ng PE 7.0.14 and syslog-ng OSE 3.21 on. The configuration is really simple: - you should use the elasticsearch-http() destination (which is based on http destination).syslog-ng will use the Elasticsearch Bulk API…

Dear syslog-ng users, This is the 74th issue of syslog-ng Insider, a monthly newsletter that brings you news related to syslog-ng. NEWS Tetris destination In this blog post we show you a fun way of using the Python destination of syslog-ng. We will w…

Getting log messages into the desired format can sometimes be a problem, but with syslog-ng you can use Python to get exactly the format you need. The syslog-ng Python template function allows you to write custom templates for syslog-ng in Python. It…

Tetris destination Tetris destination Table of Contents Overview The Emacs destination Inserting messages into an Emacs buffer Inserting messages outside Emacs The Tetris destination Overview In this blog post, I would like to show yo…