[HADOOP-18177] document use and architecture design of prefetching s3a input stream

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: documentation, fs/s3
• Labels: pull-request-available
• Assignee: Ahmar Suhail
• Reporter: Steve Loughran
• Created: 25/Mar/22 20:41
• Updated: 26/Apr/22 17:37
• Resolved: 26/Apr/22 17:37

Description

Document S3PrefetchingInputStream for users (including any new failure modes in troubleshooting) and the architecture for maintainers

there's some markdown in hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/read/README.md already

Issue Links

• links to: GitHub Pull Request #4205