Tag Archives: Elasticsearch

AWS: creating an OpenSearch Service cluster and configuring authentication and authorization

15 September 2025
 

  In the previous part, AWS: Getting Started with OpenSearch Service as a Vector Store, we looked at AWS OpenSearch Service in general, figured out how data is organized in it, what shards and nodes are, and what types of instances we actually need for data nodes. The next step is to create a cluster… Read More »

Elastic Stack: an overview and ELK installation on Ubuntu 20.04

22 February 2022
 

 The last time I’ve worked with the ELK stack about 7 years ago, see the ELK: установка Elasticsearch+Logstash+Kibana на CentOS. Currently, we are using Logz.io, but its costs going higher and higher, so we started looking at the self-hosted ELK solution to be running on our AWS Elastic Kubernetes Service clusters. So, the task, for… Read More »

SonarQube: solving “Unrecoverable indexation failures” and Elasticsearch “Disk watermark exceeded” errors

29 August 2019
 

 We are using SonarQube started from a Jenkins jobs. See more at SonarQube: running tests from Jenkins Pipeline in Docker. So, the SonarQube is started from the Jenkins – all good here, but inside SonarQube we can see errors: java.lang.IllegalStateException: Unrecoverable indexation failures: 1 errors among 1 requests at org.sonar.server.es.IndexingListener$1.onFinish(IndexingListener.java:39) at org.sonar.server.es.BulkIndexer.stop(BulkIndexer.java:122) … And host… Read More »