Merge pull request #9298 from rabbitmq/start-brokers-in-parallel

rabbitmq-run.mk: Start nodes in parallel in `start-{brokers,cluster}`

Author: dumbbell

deps/rabbit_common/mk/rabbitmq-run.mk

@@ -386,7 +386,11 @@ start-brokers start-cluster: $(DIST_TARGET)
 		  -rabbitmq_web_stomp_examples listener [{port,$$((61633 + $$n - 1))}] \
 		  -rabbitmq_prometheus tcp_config [{port,$$((15692 + $$n - 1))}] \
 		  -rabbitmq_stream tcp_listeners [$$((5552 + $$n - 1))] \
-		  "; \
+		  " & \
+	done; \
+	wait && \
+	for n in $$(seq $(NODES)); do \
+		nodename="rabbit-$$n@$(HOSTNAME)"; \
 		if test '$@' = 'start-cluster' && test "$$nodename1"; then \
 			ERL_LIBS="$(DIST_ERL_LIBS)" \
 			  $(RABBITMQCTL) -n "$$nodename" stop_app; \
@@ -403,8 +407,9 @@ stop-brokers stop-cluster:
 	@for n in $$(seq $(NODES) -1 1); do \
 		nodename="rabbit-$$n@$(HOSTNAME)"; \
 		$(MAKE) stop-node \
-		  RABBITMQ_NODENAME="$$nodename"; \
-	done
+		  RABBITMQ_NODENAME="$$nodename" & \
+	done; \
+	wait
 
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 # Used by testsuites.