diff --git a/qemu/tests/cfg/suspend_under_netperf.cfg b/qemu/tests/cfg/suspend_under_netperf.cfg
index 7084bfda6824862cd01af9d840165971db94cfcb..57ad78695cb2edb3048b4c5073f7d00a3989b5c4 100644
--- a/qemu/tests/cfg/suspend_under_netperf.cfg
+++ b/qemu/tests/cfg/suspend_under_netperf.cfg
@@ -13,9 +13,10 @@
     netperf_link = netperf-2.6.0.tar.bz2
     server_path = /var/tmp/
     client_path = /var/tmp/
-    netperf_test_timeout = 360
+    netperf_test_timeout = 600
     netperf_para_sessions = 6
     test_protocols = TCP_STREAM
+    test_option = -- -b 10 -D
     Windows:
         netperf_server_link_win = "netserver-2.6.0.exe"
         netperf_client_link_win = "netperf.exe"