Issue #7778 has been reported by lzap (Lukas Zapletal). ---------------------------------------- Bug #7778: Irb loading generates 17x more open/stat system calls when a locale is set https://bugs.ruby-lang.org/issues/7778 Author: lzap (Lukas Zapletal) Status: Open Priority: Normal Assignee: Category: Target version: ruby -v: ruby 2.0.0dev (2013-01-07 trunk 38733) [x86_64-linux] Hello, I did just found out that when I have a locale set (e.g. cs_CZ in my case), irb does some extra finding for rb/so files which are being required. That slows down loading time and if you have many rubygems, loading can be really slow. $ LC_ALL=cs_CZ strace irb < /dev/null 2>&1 | grep ENOENT | wc -l 5195 $ LC_ALL=C strace irb < /dev/null 2>&1 | grep ENOENT | wc -l 293 $ time LC_ALL=cs_CZ irb < /dev/null real 0m0.262s user 0m0.165s sys 0m0.023s $ time LC_ALL=C irb < /dev/null real 0m0.084s user 0m0.066s sys 0m0.014s Tested on stable 1.9.3 and also on 2.0 RC1. All the same.
[ruby-trunk - Bug #7778][Open] Irb loading generates 17x more open/stat system calls when a locale i
on 2013-02-03 20:36
on 2013-02-17 06:23
Issue #7778 has been updated by ko1 (Koichi Sasada). Category set to lib Assignee set to keiju (Keiju Ishitsuka) Target version set to next minor Is it only for irb? Same as Ruby command? ---------------------------------------- Bug #7778: Irb loading generates 17x more open/stat system calls when a locale is set https://bugs.ruby-lang.org/issues/7778#change-36378 Author: lzap (Lukas Zapletal) Status: Open Priority: Normal Assignee: keiju (Keiju Ishitsuka) Category: lib Target version: next minor ruby -v: ruby 2.0.0dev (2013-01-07 trunk 38733) [x86_64-linux] Hello, I did just found out that when I have a locale set (e.g. cs_CZ in my case), irb does some extra finding for rb/so files which are being required. That slows down loading time and if you have many rubygems, loading can be really slow. $ LC_ALL=cs_CZ strace irb < /dev/null 2>&1 | grep ENOENT | wc -l 5195 $ LC_ALL=C strace irb < /dev/null 2>&1 | grep ENOENT | wc -l 293 $ time LC_ALL=cs_CZ irb < /dev/null real 0m0.262s user 0m0.165s sys 0m0.023s $ time LC_ALL=C irb < /dev/null real 0m0.084s user 0m0.066s sys 0m0.014s Tested on stable 1.9.3 and also on 2.0 RC1. All the same.
on 2013-02-17 14:51
Issue #7778 has been updated by keiju (Keiju Ishitsuka). Irb search directories of RUBY_PATH for irb message locale files, if LC_ALL etc. is set. Therefore, this is not a bug. ---------------------------------------- Bug #7778: Irb loading generates 17x more open/stat system calls when a locale is set https://bugs.ruby-lang.org/issues/7778#change-36438 Author: lzap (Lukas Zapletal) Status: Open Priority: Normal Assignee: keiju (Keiju Ishitsuka) Category: lib Target version: next minor ruby -v: ruby 2.0.0dev (2013-01-07 trunk 38733) [x86_64-linux] Hello, I did just found out that when I have a locale set (e.g. cs_CZ in my case), irb does some extra finding for rb/so files which are being required. That slows down loading time and if you have many rubygems, loading can be really slow. $ LC_ALL=cs_CZ strace irb < /dev/null 2>&1 | grep ENOENT | wc -l 5195 $ LC_ALL=C strace irb < /dev/null 2>&1 | grep ENOENT | wc -l 293 $ time LC_ALL=cs_CZ irb < /dev/null real 0m0.262s user 0m0.165s sys 0m0.023s $ time LC_ALL=C irb < /dev/null real 0m0.084s user 0m0.066s sys 0m0.014s Tested on stable 1.9.3 and also on 2.0 RC1. All the same.
[ruby-trunk - Bug #7778][Rejected] Irb loading generates 17x more open/stat system calls when a loca
on 2013-02-21 12:14
Issue #7778 has been updated by keiju (Keiju Ishitsuka). Status changed from Open to Rejected ---------------------------------------- Bug #7778: Irb loading generates 17x more open/stat system calls when a locale is set https://bugs.ruby-lang.org/issues/7778#change-36707 Author: lzap (Lukas Zapletal) Status: Rejected Priority: Normal Assignee: keiju (Keiju Ishitsuka) Category: lib Target version: next minor ruby -v: ruby 2.0.0dev (2013-01-07 trunk 38733) [x86_64-linux] Hello, I did just found out that when I have a locale set (e.g. cs_CZ in my case), irb does some extra finding for rb/so files which are being required. That slows down loading time and if you have many rubygems, loading can be really slow. $ LC_ALL=cs_CZ strace irb < /dev/null 2>&1 | grep ENOENT | wc -l 5195 $ LC_ALL=C strace irb < /dev/null 2>&1 | grep ENOENT | wc -l 293 $ time LC_ALL=cs_CZ irb < /dev/null real 0m0.262s user 0m0.165s sys 0m0.023s $ time LC_ALL=C irb < /dev/null real 0m0.084s user 0m0.066s sys 0m0.014s Tested on stable 1.9.3 and also on 2.0 RC1. All the same.
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