ruby/benchmark/bm_vm_thread_mutex2.rb

22 строки
270 B
Ruby

# two threads, one mutex
require 'thread'
m = 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