Blog

Dear syslog-ng users, This is the 94th issue of syslog-ng Insider, a monthly newsletter that brings you syslog-ng-related news. NEWS Version 3.34.1 available Version 3.34.1 of syslog-ng has been released with many interesting new features. There is …

Dear syslog-ng users, This is the 93rd issue of syslog-ng Insider, a monthly newsletter that brings you syslog-ng-related news. NEWS Sending alerts to Discord and others from syslog-ng using Apprise: blocks and Python templates From this blog, you …

For the past couple of months, Yash Mathne has been working on testing syslog-ng on MacOS as a GSoC (Google Summer of Code) student. He worked both on x86 and on the freshly released ARM hardware. And we have some good news here to share: while there…

Process accounting logs are collected into binary log files on Linux. You can turn them into human readable format locally, using various tools. You can also use syslog-ng to read those files. Syslog-ng can parse those binary logs, create name-value …

One of the most popular destinations in syslog-ng is Elasticsearch. Due to the license change of the Elastic stack, some people changed quickly to Grafana/Loki and other technologies. However, most syslog-ng users decided to wait and see. Versio...

UDP-based log collection is so last century. We had TCP-based log collection for decades and TLS encryption to secure connections. Still, UDP is in wide use, especially at large companies and industrial automation, where every change is slow. In most…

Version 3.33 of syslog-ng introduced an MQTT destination. It uses the paho-c client library to send log messages to an MQTT broker. The current implementation supports version 3.1 and 3.1.1 of the protocol over non-encrypted connections, but this is …

Recently, many services provide an HTTP-based API to send messages. With a bit of luck, the given service is already supported directly by syslog-ng, or by using the Apprise Python library from the syslog-ng Python destination. In other cases, you ne…

Opensearch is a fork of the Elastic stack code base, made right before the license change. The first release candidate (RC1) has been released recently. Next to plain text files, Elasticsearch is one of the most popular destinations in syslog-ng, but…

Dear syslog-ng users, This is the 92nd issue of syslog-ng Insider, a monthly newsletter that brings you syslog-ng-related news. NEWS First steps of sending alerts to Discord and others from syslog-ng: http() and Apprise A returning question I get is:…

Recently I have found that the number of syslog-ng users on OpenBSD is growing, even with an ancient syslog-ng version in OpenBSD ports that is unable to collect local log messages. Then I remembered that Todd Miller – maintainer of sudo, and m...

MongoDB is one of the most popular NoSQL databases. Support for MongoDB was added to syslog-ng almost a decade ago. It was the first syslog-ng destination where you could store arbitrary name-value pairs. The performance of MongoDB has improved consi…