[ARROW-5204] [C++] Improve BufferBuilder performance

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.13.0
• Fix Version/s: 0.14.0
• Component/s: C++
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/21679
• Assignee: Antoine Pitrou
• Reporter: Antoine Pitrou
• Created: 23/Apr/19 15:05
• Updated: 11/Jan/23 07:38
• Resolved: 24/Apr/19 09:13

Description

BufferBuilder makes a spurious memset() when extending the buffer size.

We could also tweak the overallocation strategy in Reserve().

Issue Links

• links to: GitHub Pull Request #4193