Elasticsearch Instance Management Manage Alibaba Cloud Elasticsearch instances: create, describe, list, restart, upgrade/downgrade configuration, and query node information. Architecture Prerequisites Pre-check: Aliyun CLI = 3.3.3 required Run to verify = 3.3.3. If not installed or version too low, run to update, or see references/cli-installation-guide.md for installation instructions. Pre-check: Aliyun CLI plugin update required [MUST] run to enable automatic plugin installation. [MUST] run to ensure that any existing plugins are always up-to-date. [MUST] CLI User-Agent — Every CLI command…