diff options
Diffstat (limited to 'benchmark/bm_vm_thread_pipe.rb')
-rw-r--r-- | benchmark/bm_vm_thread_pipe.rb | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/benchmark/bm_vm_thread_pipe.rb b/benchmark/bm_vm_thread_pipe.rb new file mode 100644 index 0000000000..112a621905 --- /dev/null +++ b/benchmark/bm_vm_thread_pipe.rb @@ -0,0 +1,17 @@ +# 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} + |