./pubsub server ipc:///tmp/pubsub.ipc & server=$! && sleep 1
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./pubsub client ipc:///tmp/pubsub.ipc client0 & client0=$!
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./pubsub client ipc:///tmp/pubsub.ipc client1 & client1=$!
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./pubsub client ipc:///tmp/pubsub.ipc client2 & client2=$!
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sleep 5
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kill $server $client0 $client1 $client2
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