This is a guest post from Filippo Balicchia. Filippo contributed Logagent plugins for Apache Kafka the details of which he is sharing in this post. Filippo is a software engineer and a passionate coder interested in distributed and cloud technologies, […]
Apache Solr Training in NYC June 13-14
If you’ve missed our Core Solr training in October 2015 in New York, here is another chance – we’re running the 2-day Core Solr class again next month – June 13 & 14, 2016. This course covers Solr 5.x as […]
Recipe: Apache Logs + rsyslog (parsing) + Elasticsearch
More than two years ago we posted a recipe on how to centralize syslog in Elasticsearch in order to search and analyze them with Kibana, all by using only rsyslog. This works well, because rsyslog is fast and light, as […]
Apache Spark Monitoring in SPM
Apache Spark is an open-source, large-scale data processing engine built on top of the Hadoop Distributed File System (HDFS) and enables applications in Hadoop clusters to run up to 100x faster in memory, and 10x faster even when running on […]
Announcement: Apache Monitoring in SPM
Responsible for your organization’s Apache servers? If so, you’ll be happy to hear that you can now capture metrics about your Apache web servers — along with alerting and anomaly detection, traffic spikes, dips/gaps, etc. — with SPM Performance Monitoring. […]
Announcement: Apache Storm Monitoring in SPM
There has been a “storm” brewing here at Sematext recently. Fortunately this has nothing to do with the fierce winter weather many of us are experiencing in different parts of the globe — it’s actually a good kind of storm! […]
Battle of the Giants: Apache Solr 4.0 vs ElasticSearch
Apache Solr 4.0 release is imminent and we have a heavily anticipated Solr vs. ElasticSearch blog post series going on. What better time to share that our Rafał Kuć will be giving a talk titled Battle of the giants: Apache Solr 4.0 vs ElasticSearch at […]
Docker Log Driver Alternatives
“Why does the command ‘docker logs’ fail?“, is one of our frequently asked questions. The answer is simple and mentioned in the Docker documentation: “The docker logs command is not available for drivers other than json-file and journald.” Amazing as it sounds, it’s true. It is […]
Garbage Collection Settings for Elasticsearch Master Nodes
Elasticsearch comes with good out-of-the-box Garbage Collection settings. So good in fact that the Definitive Guide recommends not changing them. While we agree that most use-cases wouldn’t benefit from GC tuning, especially when it turns out there simply isn’t enough […]