diff options
Diffstat (limited to 'benchmark/bm_vm_thread_mutex3.rb')
-rw-r--r-- | benchmark/bm_vm_thread_mutex3.rb | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/benchmark/bm_vm_thread_mutex3.rb b/benchmark/bm_vm_thread_mutex3.rb new file mode 100644 index 0000000000..c750dc542a --- /dev/null +++ b/benchmark/bm_vm_thread_mutex3.rb @@ -0,0 +1,20 @@ +# 1000 threads, one mutex + +require 'thread' +m = Thread::Mutex.new +r = 0 +max = 2000 +(1..max).map{ + Thread.new{ + i = 0 + while i<max + i += 1 + m.synchronize{ + r += 1 + } + end + } +}.each{|e| + e.join +} +raise r.to_s if r != max * max |