Over the years the adoption of Elasticsearch and its ecosystem of tools positioned them as the leaders in the time series data management and analysis market. With strong search capabilities, great analytical engine, Kibana as the flexible frontend and a […]
Elastic Stack Features (formerly X-Pack) Alternatives Comparison
Elastic Stack Features (formerly X-Pack) is an Elastic Stack extension that bundles security, alerting, monitoring, reporting, and graph capabilities. One could use either all or specific components. Elastic Stack Features as Splunk Alternative People love Splunk. But not its price. So […]
Use Case Focused Elasticsearch Online Training Classes to Fit Your Exact Needs
We’ve been working with Elasticsearch since its inception, either with clients on consulting for Elasticsearch products and Elasticsearch production support, or by building our own hosted log management solution. For the last 4 years, we’ve also been sharing our knowledge […]
Generating Word Embeddings with Gensim’s word2vec
During our Activate presentation, we talked about how to do query expansion by dynamically generating synonyms. Instead of statically defining synonyms lists, we showed a demo of how you could use word2vec to derive synonyms from a dataset. Before we […]
Field Stats for Elasticsearch 6.x
We’re excited to announce the release of the Field Stats API plugin for Elasticsearch. The Field Stats API used to be present from Elasticsearch 1.6 to 5.6, to provide efficient statistics for fields of each index. For example, the minimum […]
Elasticsearch Ingest Node vs Logstash Performance
Starting from Elasticsearch 5.0, you’re able to define pipelines within it that process your data, in the same way you’d normally do it with something like Logstash. We decided to take it for a spin and see how this new […]
Recipe: How to integrate rsyslog with Kafka and Logstash
This recipe is similar to the previous rsyslog + Redis + Logstash one, except that we’ll use Kafka as a central buffer and connecting point instead of Redis. You’ll have more of the same advantages: rsyslog is light and crazy-fast, […]
Logstash Tutorial: A Quick Getting Started Guide
Looking to learn about Logstash as quickly as possible? This article is for you: we’ll install Logstash and push some Apache logs to Elasticsearch in less than 5 minutes.
Monitoring Audit Logs with auditd and Auditbeat
The Linux Audit framework is a kernel feature (paired with userspace tools) that can log system calls. For example, opening a file, killing a process or creating a network connection. These audit logs can be used to monitor systems for […]