Issue #4568 has been updated by Motohiro KOSAKI. Status changed from Open to Closed Assignee set to Motohiro KOSAKI Commited by r31259. ---------------------------------------- Feature #4568: [PATCH] file.c (rb_group_member): kill 256K of stack usage http://redmine.ruby-lang.org/issues/4568 Author: Eric Wong Status: Closed Priority: Low Assignee: Motohiro KOSAKI Category: core Target version: 1.9.x It was using 256K stack on my x86_64 machine. Found with scripts/checkstack.pl in the Linux kernel source: objdump -D ./ruby | ~/linux-2.6/scripts/checkstack.pl x86_64 Also pushed to my repo: git pull git://bogomips.org/ruby stack-reduce -- http://redmine.ruby-lang.org