Elasticsearch Implementation & Administration Training in Copenhagen, Denmark

This course provides in-depth knowledge and hands-on experience in implementing, administering, and maintaining Elasticsearch clusters. It covers core components of Elasticsearch including cluster architecture, indexing, querying, monitoring, and securing Elasticsearch in production. Participants will learn how to efficiently store, search, and analyze large volumes of data, making the most out of the Elasticsearch engine in real-world scenarios.

Course Outline:

Introduction to Elasticsearch

• What is Elasticsearch?

• Use cases and ecosystem overview

• Understanding search engines and inverted indexes

• Elasticsearch vs. traditional databases

Installation and Configuration

• Installing Elasticsearch on various platforms

• Node types and roles

• Cluster settings and discovery

• Configuration files and key parameters

Indexing and Data Modeling

• Index, type, document, field concepts

• Mappings and dynamic mapping

• Analyzers, tokenizers, filters

• Index templates and aliasing

Searching and Querying

• DSL query language

• Match, term, range, and boolean queries

• Filters vs. queries

• Aggregations and facets

• Pagination and sorting

Cluster Administration and Monitoring

• Cluster health, state, and stats APIs

• Nodes, shards, replicas management

• Reindexing and updating mappings

• Snapshot and restore

• Monitoring tools: Kibana, Elastic Monitoring, Metricbeat

Security and Access Control

• Elastic Security features (X-Pack)

• Configuring TLS/SSL

• User and role-based access control

• Audit logging

Performance Tuning and Best Practices

• Indexing performance

• Search optimization

• Caching and memory management

• Threadpools and queues

• Hardware recommendations

Integrating with the ELK Stack

• Overview of Logstash and Kibana

• Parsing and ingest pipelines

• Visualizing data in Kibana

• Real-time dashboards

Troubleshooting

• Common errors and recovery steps

• Diagnosing slow queries

• Resource bottlenecks

Hands-on and Wrap-Up