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diff --git a/benchmark/vm_thread_sized_queue3.yml b/benchmark/vm_thread_sized_queue3.yml
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+benchmark:
+ vm_thread_sized_queue3: |
+ require 'thread'
+ # many producers, one consumer
+ n = 1_000_000
+ m = 10
+ q = Thread::SizedQueue.new(100)
+ consumer = Thread.new do
+ while q.pop
+ # consuming
+ end
+ end
+
+ producers = m.times.map do
+ Thread.new do
+ while n > 0
+ q.push true
+ n -= 1
+ end
+ end
+ end
+ producers.each(&:join)
+ q.push nil
+ consumer.join
+loop_count: 1