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ruby--ruby/benchmark/vm_thread_pipe.rb
k0kubun 433af16167 benchmark: drop all bm_ prefix for legacy driver.rb
benchmark/*.rb is only benchmarks now. We don't need prefixes.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63928 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2018-07-10 13:08:40 +00:00

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267 B
Ruby

# Measure small and plenty pipe read/write.
# A performance may depend on GVL implementation.
lmax = 100_000
r, w = IO.pipe
[Thread.new{
lmax.times{
w.write('a')
}
p "w:exit"
}, Thread.new{
lmax.times{
r.read(1)
}
p "r:exit"
}].each{|t| t.join}