data lake

Hands-on guide to running AI data pipelines on S3-compatible object storage from Bash: why it outscales POSIX/NFS on cost, durability, and parallel I/O; key caveats (non-POSIX, eventual consistency); setup with awscli/s3cmd/rclone/s5cmd/s3fs; tuning multipart/concurrency; s3fs mounts; lifecycle, encryption, versioning; a Bash training workflow; MinIO self-hosting; and tips to avoid small-file bottlenecks.