Tutorial: Sending impstats Metrics to Elasticsearch Using Rulesets and Queues

Originally posted on the Sematext blog: Monitoring rsyslog’s Performance with impstats and Elasticsearch If you’re using rsyslog for processing lots of logs (and, as we’ve shown before, rsyslog is good at processing lots of logs), you’re probably interested in monitoring it. To do that, you can use impstats, which comes from input module for process […]

Performance Tuning&Tests for the Elasticsearch Output

Original post: Rsyslog 8.1 Elasticsearch Output Performance by @Sematext Version 8 brings major changes in rsyslog’s core – see Rainer’s presentation about it for more details. Those changes should give outputs better performance, and the Elasticsearch one should benefit a lot. Since we’re using rsyslog and Elasticsearch in Sematext‘s own log analytics product, Logsene, we […]

rsyslog 8.1.3 (v8-devel) released

We have just released 8.1.3 of the v8-devel branch. This release contains further performance improvements. Note that both the output module interface and strgen interface have been changed and (some) modules may need to be modified. For the v8 supported rsyslog provided modules this has already be done (see v8 compatibility document for a list […]

Changelog for 8.1.3 (v8-devel)

Version 8.1.3 [devel] 2013-12-06 THIS VERSION CAN BE CONSIDERED A “NORMAL” DEVEL RELEASE. It’s no longer highly experimental. This assertion is based on real-world feedback. changes to the strgen module interface new output module interface for transactional modules performance improvements reduced number of malloc/frees due to further changes to the output module interface reduced number […]

Main Advantages of rsyslog v7 vs. v5

Why rsyslog V7: greatly improved configuration language – the new language is much more intuitive than the legacy format. It will also prevent some typical mistakes simply by not permitting these invalid constructs. Note that legacy format is still fully supported (and you can of course do the same mistakes if you use legacy format). […]

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