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author | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-16 18:49:26 +0900 |
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committer | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-30 00:39:06 +0900 |
commit | fcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch) | |
tree | 64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/benchmark/bm_vm_thread_pipe.rb |
Fresh start
Diffstat (limited to 'jni/ruby/benchmark/bm_vm_thread_pipe.rb')
-rw-r--r-- | jni/ruby/benchmark/bm_vm_thread_pipe.rb | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/jni/ruby/benchmark/bm_vm_thread_pipe.rb b/jni/ruby/benchmark/bm_vm_thread_pipe.rb new file mode 100644 index 0000000..272d231 --- /dev/null +++ b/jni/ruby/benchmark/bm_vm_thread_pipe.rb @@ -0,0 +1,17 @@ +# Mesure 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} + |