The release candidate of version 3.7 of Turris OS – the OpenWRT-based operating system of Turris Omnia routers – is now available. Among many other changes, this updates syslog-ng from version 3.0 to 3.9, so it adds about seven years’ worth…
The release candidate of version 3.7 of Turris OS – the OpenWRT-based operating system of Turris Omnia routers – is now available. Among many other changes, this updates syslog-ng from version 3.0 to 3.9, so it adds about seven years’ worth…
For the last six months, Elastic’s communication centered around the upcoming Elastic Stack 5.0. And finally it is here: tons of new features, improved performance and a single version number for all Elastic products. Compatibility with syslog-ng was…
Last week I visited All Things Open, one of the largest open source conferences of the US East Coast. The venue was the monumental building of the Raleigh Convention Center, just two blocks from Red Hat’s headquarters. I was presenting syslog-ng in…
Figuring out how to parse your firewall logs is not always easy. This blogpost shows you some useful log-parsing techniques. For the examples, I use the logs of the Zorp proxy firewall, developed now by Balasys, the Hungarian distributor of Balabit products…
Elasticsearch is gaining momentum as the ultimate destination for log messages. There are two major reasons for this:
You can store arbitrary name-value pairs coming from structured logging or message parsing.
You can use Kibana as a search and visualization…
Petabytes of data are now collected into huge data lakes around the world. Hadoop is the technology enabling this. While syslog-ng was able write logs to Hadoop using some workarounds (mounting HDFS through FUSE) for quite some time, the new Java-based…