Elasticsearch 7 and Elastic Stack - In Depth and Hands On! - Rolling Restarts

The video tutorial covers the process of performing maintenance on an Elasticsearch cluster, emphasizing the importance of disabling index reallocation during such operations. It provides a detailed procedure for conducting a rolling restart, including stopping data indexing, disabling shard allocation, and re-enabling it after maintenance. A cheat sheet with commands for managing shard allocation is provided, followed by a practical exercise to apply the learned concepts.

What command is used to re-enable shard allocation after maintenance?

How can you check the health status of your Elasticsearch cluster?

What does a yellow status indicate in an Elasticsearch cluster?