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f5b0f04d2a
is bad. * benchmark/bm_vm4_thread_pass.rb: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31433 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
17 lines
266 B
Ruby
17 lines
266 B
Ruby
# Mesure small and plenty pipe read/write.
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# A performance may depend on GVL implementation.
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lmax = 100_000
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r, w = IO.pipe
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[Thread.new{
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lmax.times{
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w.write('a')
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}
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p "w:exit"
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}, Thread.new{
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lmax.times{
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r.read(1)
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}
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p "r:exit"
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}].each{|t| t.join}
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