diff options
| -rw-r--r-- | ChangeLog | 4 | ||||
| -rw-r--r-- | benchmark/bm_io_select2.rb | 2 | ||||
| -rw-r--r-- | benchmark/bm_io_select3.rb | 17 |
3 files changed, 22 insertions, 1 deletions
@@ -1,3 +1,7 @@ +Sat Apr 30 16:48:36 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com> + + * benchmark/bm_io_select3.rb: New. + Sat Apr 30 16:27:09 2011 KOSAKI Motohiro <kosaki.motohiro@gmail.com> * io.c (copy_stream_body, rb_io_s_copy_stream): move rb_fd_init() diff --git a/benchmark/bm_io_select2.rb b/benchmark/bm_io_select2.rb index b48651349e..a4925b5100 100644 --- a/benchmark/bm_io_select2.rb +++ b/benchmark/bm_io_select2.rb @@ -1,4 +1,4 @@ -# IO.select performance. worst case +# IO.select performance. worst case of single fd. ios = [] nr = 1000000 diff --git a/benchmark/bm_io_select3.rb b/benchmark/bm_io_select3.rb new file mode 100644 index 0000000000..fcdbb96e0e --- /dev/null +++ b/benchmark/bm_io_select3.rb @@ -0,0 +1,17 @@ +# IO.select performance. a lot of fd + +ios = [] +nr = 100 +max = Process.getrlimit(Process::RLIMIT_NOFILE)[0] +puts "max fd: #{max} (results not apparent with <= 1024 max fd)" + +(max - 10).times do + r, w = IO.pipe + r.close + ios.push w +end + +nr.times do + IO.select nil, ios +end + |