[ARROW-8194] [CI] Github Actions Windows job should run tests in parallel

• Type: Wish
• Status: Resolved
• Priority: Trivial
• Resolution: Fixed
• Fix Version/s: 0.17.0
• Component/s: C++, Continuous Integration
• Labels: pull-request-available
• External issue URL: https://github.com/apache/arrow/issues/24393
• Assignee: Antoine Pitrou
• Reporter: Antoine Pitrou
• Created: 24/Mar/20 10:40
• Updated: 11/Jan/23 07:58
• Resolved: 24/Mar/20 11:10

Description

Currently, the GHA Windows job runs tests using -j 1. But IIRC GHA exposes two CPU cores.

Issue Links

• links to: GitHub Pull Request #6699