[HADOOP-18380] fs.s3a.prefetch.block.size to be read through longBytesOption

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0, 3.3.6
• Fix Version/s: 3.4.0, 3.3.6
• Component/s: fs/s3
• Labels: pull-request-available
• Target Version/s: 3.4.0, 3.3.6
• Hadoop Flags: Reviewed
• Assignee: Viraj Jasani
• Reporter: Steve Loughran
• Created: 28/Jul/22 14:02
• Updated: 28/Jan/24 00:18
• Resolved: 23/Aug/22 09:49

Description

use longBytesOption(fs.s3a.prefetch.block.size)

this allows for unitgs like M to be used, and is consistent with the rest of the s3a size params. also sets a minimum size to prevent negatives values

Issue Links

• is depended upon by: HADOOP-18703 Backport S3A prefetching stream to branch-3.3
• links to: GitHub Pull Request #4762