From 3c24bc37a00901427add4f96f7f37411a0eb8da5 Mon Sep 17 00:00:00 2001 From: kosaki Date: Fri, 29 Apr 2011 01:44:32 +0000 Subject: * benchmark/bm_vm4_pipe.rb: Add two new benchmark for GVL performance. They was written by Koichi Sasada. * benchmark/bm_vm4_thread_pass.rb: ditto. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31379 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- ChangeLog | 6 ++++++ benchmark/bm_vm4_pipe.rb | 17 +++++++++++++++++ benchmark/bm_vm4_thread_pass.rb | 15 +++++++++++++++ 3 files changed, 38 insertions(+) create mode 100644 benchmark/bm_vm4_pipe.rb create mode 100644 benchmark/bm_vm4_thread_pass.rb diff --git a/ChangeLog b/ChangeLog index f87f219ea0..75aebd3db3 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,3 +1,9 @@ +Fri Apr 29 10:43:09 2011 KOSAKI Motohiro + + * benchmark/bm_vm4_pipe.rb: Add two new benchmark for GVL + performance. They was written by Koichi Sasada. + * benchmark/bm_vm4_thread_pass.rb: ditto. + Fri Apr 29 10:25:31 2011 KOSAKI Motohiro * vm_method.c (rb_clear_cache_by_class): Revert r29673. It made diff --git a/benchmark/bm_vm4_pipe.rb b/benchmark/bm_vm4_pipe.rb new file mode 100644 index 0000000000..d33c5223a9 --- /dev/null +++ b/benchmark/bm_vm4_pipe.rb @@ -0,0 +1,17 @@ +# Mesure small and plenty pipe read/write. +# A performance may depend on GVL implementation. + +lmax = 1_000_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} + diff --git a/benchmark/bm_vm4_thread_pass.rb b/benchmark/bm_vm4_thread_pass.rb new file mode 100644 index 0000000000..171bfecbfe --- /dev/null +++ b/benchmark/bm_vm4_thread_pass.rb @@ -0,0 +1,15 @@ +# Plenty Thtread.pass +# A performance may depend on GVL implementation. + +tmax = (ARGV.shift || 2).to_i +lmax = 2_000_000 / tmax + +(1..tmax).map{ + Thread.new{ + lmax.times{ + Thread.pass + } + } +}.each{|t| t.join} + + -- cgit v1.2.3