[#42344] [ruby-trunk - Feature #5964][Open] Make Symbols an Alternate Syntax for Strings — Tom Wardrop <tom@...>

23 messages 2012/02/03

[#42443] [ruby-trunk - Bug #5985][Open] miniruby skews "make benchmark" results — Eric Wong <normalperson@...>

21 messages 2012/02/08

[#42444] [ruby-trunk - Bug #5986][Open] Segmentation Fault — Luis Matta <levmatta@...>

16 messages 2012/02/08

[#42471] [ruby-trunk - Feature #5995][Open] calling io_advise_internal() in read_all() — Masaki Matsushita <glass.saga@...>

20 messages 2012/02/10

[#42560] [ruby-trunk - Bug #6011][Open] ruby-1.9.3-p0/lib/webrick/utils.rb:184: [BUG] Segmentation fault — Vit Ondruch <v.ondruch@...>

12 messages 2012/02/13

[#42579] [ruby-trunk - Bug #6012][Open] Proc#source_location also return the column — Roger Pack <rogerpack2005@...>

14 messages 2012/02/14

[#42685] [ruby-trunk - Bug #6036][Open] Test failures in Fedora Rawhide/17 — Bohuslav Kabrda <bkabrda@...>

14 messages 2012/02/16

[#42697] [ruby-trunk - Bug #6040][Open] Transcoding test failure: Big5 to UTF8 not defined (MinGW) — Luis Lavena <luislavena@...>

10 messages 2012/02/16

[#42813] [ruby-trunk - Feature #6065][Open] Allow Bignum marshalling/unmarshalling from C API — Martin Bosslet <Martin.Bosslet@...>

22 messages 2012/02/23

[#42815] [ruby-trunk - Bug #6066][Open] Fix "control may reach end of non-void function" warnings for clang — Eric Hodel <[email protected]>

15 messages 2012/02/23

[#42857] [ruby-trunk - Feature #6074][Open] Allow alias arguments to have a comma — Thomas Sawyer <transfire@...>

20 messages 2012/02/24

[#42891] [ruby-trunk - Feature #6083][Open] Hide a Bignum definition — Koichi Sasada <redmine@...>

23 messages 2012/02/25

[#42906] [ruby-trunk - Bug #6085][Open] Treatment of Wrong Number of Arguments — Marc-Andre Lafortune <ruby-core@...>

14 messages 2012/02/25

[#42949] [ruby-trunk - Bug #6089][Open] Test suite fails with OpenSSL 1.0.1 — Vit Ondruch <v.ondruch@...>

13 messages 2012/02/26

[ruby-core:42477] [ruby-trunk - Bug #5980] Trying to Load File When Too Many Files Open Should Raise Something Other Than Plain LoadError

From: Yui NARUSE <naruse@...>
Date: 2012-02-10 09:04:11 UTC
List: ruby-core #42477
Issue #5980 has been updated by Yui NARUSE.


If it raises other than LoadError, it breaks codes which uses LoadError.
Changing additional message can be accepted.
----------------------------------------
Bug #5980: Trying to Load File When Too Many Files Open Should Raise Something Other Than Plain LoadError
https://bugs.ruby-lang.org/issues/5980

Author: Eero Saynatkari
Status: Open
Priority: Normal
Assignee: 
Category: 
Target version: 
ruby -v: ruby 2.0.0dev (2012-02-07 trunk 34462) [x86_64-darwin11.3.0]


Currently encountering too many open file handles when trying to load/require a file simply raises a LoadError. It's not easy to determine that the root cause is exhaustion (see below for demonstration).

The error should be changed either to an actual EMFILE, a wrapper error, or at least alter the LoadError message to indicate the actual cause.


$ echo "p 1" > /tmp/test.rb

$ ruby -e 'fs = []; 250.times {|i| fs << File.open("/tmp/tst#{i}", "w") }; require "/tmp/test.rb"'
1


$ ruby -e 'fs = []; 252.times {|i| fs << File.open("/tmp/tst#{i}", "w") }'
-e:1:in `initialize': Too many open files - /tmp/tst251 (Errno::EMFILE)
	from -e:1:in `open'
	from -e:1:in `block in <main>'
	from -e:1:in `times'
	from -e:1:in `<main>'

$ ruby -e 'fs = []; 251.times {|i| fs << File.open("/tmp/tst#{i}", "w") }; require "/tmp/test.rb"'
/Users/rue/.rvm/rubies/ruby-head/lib/ruby/site_ruby/2.0.0/rubygems.rb:203:in `try_activate': cannot load such file -- rubygems/specification (LoadError)
	from /Users/rue/.rvm/rubies/ruby-head/lib/ruby/site_ruby/2.0.0/rubygems/custom_require.rb:58:in `rescue in require'
	from /Users/rue/.rvm/rubies/ruby-head/lib/ruby/site_ruby/2.0.0/rubygems/custom_require.rb:35:in `require'
	from -e:1:in `<main>'

$ ruby -v
ruby 2.0.0dev (2012-02-07 trunk 34462) [x86_64-darwin11.3.0]


-- 
http://bugs.ruby-lang.org/

In This Thread