diff options
Diffstat (limited to 'benchmark/io_pipe_rw.rb')
-rw-r--r-- | benchmark/io_pipe_rw.rb | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/benchmark/io_pipe_rw.rb b/benchmark/io_pipe_rw.rb new file mode 100644 index 0000000000..6862a8ae61 --- /dev/null +++ b/benchmark/io_pipe_rw.rb @@ -0,0 +1,13 @@ +# Measure uncontended GVL performance via read/write with 1:1 threading +# If we switch to M:N threading, this will benchmark something else... +r, w = IO.pipe +src = '0'.freeze +dst = String.new +i = 0 +while i < 1_000_000 + i += 1 + w.write(src) + r.read(1, dst) +end +w.close +r.close |