How to perform an Elasticsearch Rolling Restart – unSkript
Upgrade Elasticsearch 6.8.1 to 7.9.1 on Windows - YouTube
Elasticsearch Upgrade and Migration
How to perform a zero-downtime upgrade of Elasticsearch in production | Elastic Blog
GitHub - pietervogelaar/elasticsearch_upgrade: Performs a rolling upgrade of an Elasticsearch cluster. It's great for keeping your cluster automatically patched without downtime.
Search across clusters | Elasticsearch Guide [8.5] | Elastic
How to perform a zero-downtime upgrade of Elasticsearch in production | Elastic Blog
How To Perform Rolling Upgrades To An Elasticsearch Cluster | ObjectRocket
How to perform a zero-downtime upgrade of Elasticsearch in production | Elastic Blog