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authork0kubun <k0kubun@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2018-07-10 13:08:40 (GMT)
committerk0kubun <k0kubun@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2018-07-10 13:08:40 (GMT)
commit433af16167aec949c6345ad41b78b17c440b4a6d (patch)
tree42b9a14817cccef4a57177329381f97a7a2ac75c /benchmark/vm_thread_mutex2.rb
parentf992f4251874a025de09ffecf0f2b8cb984f2201 (diff)
benchmark: drop all bm_ prefix for legacy driver.rb
benchmark/*.rb is only benchmarks now. We don't need prefixes. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63928 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'benchmark/vm_thread_mutex2.rb')
-rw-r--r--benchmark/vm_thread_mutex2.rb21
1 files changed, 21 insertions, 0 deletions
diff --git a/benchmark/vm_thread_mutex2.rb b/benchmark/vm_thread_mutex2.rb
new file mode 100644
index 0000000..6e6c804
--- /dev/null
+++ b/benchmark/vm_thread_mutex2.rb
@@ -0,0 +1,21 @@
+# two threads, one mutex
+
+require 'thread'
+m = Thread::Mutex.new
+r = 0
+max = 2000
+lmax = (max * max)/2
+(1..2).map{
+ Thread.new{
+ i = 0
+ while i<lmax
+ i += 1
+ m.synchronize{
+ r += 1
+ }
+ end
+ }
+}.each{|e|
+ e.join
+}
+raise r.to_s if r != max * max