[ARROW-16002] [Go] fileBlock.NewMessage should use memory.Allocator

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 8.0.0
• Fix Version/s: 9.0.0
• Component/s: Go
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/31425
• Assignee: Matthew Topol
• Reporter: Arjan Topolovec
• Created: 22/Mar/22 14:34
• Updated: 11/Jan/23 11:41
• Resolved: 13/Jul/22 20:47

Description

The current implementation of ipc.FileReader does not use the memory.Allocator interface. Reading records from a file results in a large number of allocations since the record body buffer is allocated each time without reuse.

https://github.com/apache/arrow/blob/master/go/arrow/ipc/metadata.go#L106

Issue Links

• links to: GitHub Pull Request #13554