mapleFU commented on issue #39005: URL: https://github.com/apache/arrow/issues/39005#issuecomment-1833912072
Memory mapping is used for local filesystem, it will use "named" `mmap` instead of directly call `readAt` on file For file in cloud, maybe enable `PreBuffer` could help. It will merge collapsed IO and send IO by large chunk -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
