Issue #4434 has been reported by Motohiro KOSAKI.

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Bug #4434: make test-all "-j10000" のように大きな並列数を与えると異常終了
http://redmine.ruby-lang.org/issues/4434

Author: Motohiro KOSAKI
Status: Assigned
Priority: Low
Assignee: Shota Fukumori
Category: test
Target version: 1.9.x
ruby -v: ruby 1.9.3dev (2011-02-22 trunk 30941) [x86_64-linux]


% make test-all TESTS="-j10000"
./miniruby -I./lib -I. -I.ext/common  ./tool/runruby.rb --extout=.ext  -- "./test/runner.rb" -j10000
Run options: -j10000

# Running tests:

[FATAL] Failed to create timer thread (errno: 11)
[FATAL] Failed to create timer thread (errno: 11)
make: *** [yes-test-all] Error 1

/home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `write': Broken pipe - <STDOUT> (Errno::EPIPE)
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `puts'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `run'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:139:in `<main>'
/home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `write': Broken pipe - <STDOUT> (Errno::EPIPE)
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `puts'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `run'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:139:in `<main>'
/home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `write': Broken pipe - <STDOUT> (Errno::EPIPE)
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `puts'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `run'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:139:in `<main>'
/home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `write': Broken pipe - <STDOUT> (Errno::EPIPE)
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `puts'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `run'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:139:in `<main>'
/home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `write': Broken pipe - <STDOUT> (Errno::EPIPE)
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `puts'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `run'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:139:in `<main>'
/home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `write': Broken pipe - <STDOUT> (Errno::EPIPE)
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `puts'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `run'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:139:in `<main>'
/home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `write': Broken pipe - <STDOUT> (Errno::EPIPE)
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `puts'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `run'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:139:in `<main>'
/home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `write': Broken pipe - <STDOUT> (Errno::EPIPE)
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `puts'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:74:in `run'
        from /home/kosaki/linux/ruby-svn/ruby/lib/test/unit/parallel.rb:139:in `<main>'



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