diff --git a/test/nvmf/target/delete_subsystem.sh b/test/nvmf/target/delete_subsystem.sh
index 20edd697f..a67f6ad03 100755
--- a/test/nvmf/target/delete_subsystem.sh
+++ b/test/nvmf/target/delete_subsystem.sh
@@ -41,6 +41,9 @@ while kill -0 $perf_pid; do
 	fi
 done
 
+# Verify perf's exit status to make sure we catch a potential crash
+NOT wait "$perf_pid"
+
 #check that traffic goes when a new subsystem is created
 $rpc_py nvmf_create_subsystem nqn.2016-06.io.spdk:cnode1 -a -s SPDK00000000000001 -m 10
 $rpc_py nvmf_subsystem_add_listener nqn.2016-06.io.spdk:cnode1 -t $TEST_TRANSPORT -a $NVMF_FIRST_TARGET_IP -s $NVMF_PORT
@@ -60,6 +63,9 @@ while kill -0 $perf_pid; do
 	fi
 done
 
+# Verify perf's exit status to make sure we catch a potential crash
+wait "$perf_pid"
+
 trap - SIGINT SIGTERM EXIT
 
 nvmftestfini