Issue #10723 has been reported by Guo Xiang Tan. ---------------------------------------- Bug #10723: [PERF] bm_tread_create_join 20% slower https://bugs.ruby-lang.org/issues/10723 * Author: Guo Xiang Tan * Status: Open * Priority: Normal * Assignee: * Category: * Target version: * ruby -v: ruby 2.2.0dev (2014-09-21 trunk 47676) * Backport: 2.0.0: UNKNOWN, 2.1: UNKNOWN, 2.2: UNKNOWN ---------------------------------------- Relevant commits: https://github.com/ruby/ruby/compare/39fd4a8...5697b2f Chart showing the regression: http://rubybench.org/ruby/ruby/commits?result_type=vm_thread_create_join For those unable to view the chart, the benchmark results have increased from 1.74~ seconds to 2.1~ seconds. -- https://bugs.ruby-lang.org/