Elasticsearch 8 enables scaling the number of shards in a cluster beyond what has been possible. Built on a foundation of new benchmark infrastructure, these advances protect from regressions and provide rigorous data on how Elasticsearch can scale.

Learn how search performance on the new frozen tier compares with the existing Elasticsearch data tiers, and how with the frozen tier you can store and search far larger amounts of data.

The cold tier is GA in Elasticsearch 7.11. Learn about the testing we did to make sure this feature is ready for you to implement today.

While testing a new Elastic Stack feature we discovered a Linux kernel bug affecting SSD disks on certain Linux kernels. Learn how the investigation involved a great collaboration with two close partners: Google Cloud and Canonical.

Wondering about the performance of Elasticsearch Cross-Cluster replication? Here's how we've been benchmarking and stress testing it using Rally.

Why running Elasticsearch on SSD drives with the default TRIM settings on most Linux distributions can have a negative impact on performance and how to fix it.

Introducing beta releases of Elasticsearch and Kibana 5.0 Docker images.