--- a/hotspot/test/gc/g1/TestShrinkAuxiliaryData.java	Thu Nov 20 10:03:22 2014 -0500
+++ b/hotspot/test/gc/g1/TestShrinkAuxiliaryData.java	Mon Nov 24 23:28:48 2014 +0100
@@ -45,6 +45,7 @@
         "-XX:MaxHeapFreeRatio=11",
         "-XX:+UseG1GC",
         "-XX:G1HeapRegionSize=1m",
+        "-XX:-ExplicitGCInvokesConcurrent",
         "-XX:+PrintGCDetails"
     };