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clouder s3

Manage S3-compatible storage buckets. Used for checkpoint storage, data persistence, and cluster state.

Supported for AWS S3 and OVH S3 endpoints. Azure Blob is not handled by this command group.

Commands

clouder s3 create

Create an S3 bucket.

clouder s3 create <name> [OPTIONS]
ArgumentDescription
name (required)Bucket name
OptionShortDescription
--region-rBucket region (AWS and OVH)

Example:

clouder s3 create clouder-checkpoints
clouder s3 create clouder-checkpoints --region us-east-1

clouder s3 ls

List S3 buckets.

clouder s3 ls [OPTIONS]
OptionShortDescription
--region-rRegion filter

Examples:

clouder s3 ls
clouder s3 ls --region us-east-1

Provider behavior:

  • AWS context: creates/lists native AWS S3 buckets.
  • OVH context: creates/lists OVH S3 buckets.
  • Azure context: command group is not supported; use Azure storage tools instead.

Usage with CRIU

S3 buckets are used as checkpoint storage for CRIU snapshots. See the CRIU documentation for details.

# Create a bucket for checkpoints
clouder s3 create my-cluster-checkpoints

clouder criu provides checkpoint lifecycle commands (checkpoint, restore, ls, inspect, delete) and visibility/configuration helpers (status, checkpoints, storage, storage-set).