--- old/test/hotspot/jtreg/runtime/appcds/javaldr/GCSharedStringsDuringDump.java	2018-08-22 09:26:40.930272032 -0700
+++ new/test/hotspot/jtreg/runtime/appcds/javaldr/GCSharedStringsDuringDump.java	2018-08-22 09:26:40.589239816 -0700
@@ -62,8 +62,6 @@
         String appJar =
             ClassFileInstaller.writeJar("GCSharedStringsDuringDumpApp.jar", appClasses);
 
-        String gcLog = "-Xlog:gc*=info,gc+region=trace,gc+alloc+region=debug";
-
         String sharedArchiveCfgFile =
             System.getProperty("user.dir") + File.separator + "GCSharedStringDuringDump_gen.txt";
         try (FileOutputStream fos = new FileOutputStream(sharedArchiveCfgFile)) {
@@ -90,7 +88,7 @@
 
             OutputAnalyzer output = TestCommon.dump(
                                 appJar, TestCommon.list("GCSharedStringsDuringDumpWb"),
-                                bootClassPath, extraArg, "-Xmx32m", gcLog,
+                                bootClassPath, extraArg, "-Xmx32m",
                                 "-XX:SharedArchiveConfigFile=" + sharedArchiveCfgFile);
 
             if (output.getStdout().contains("Too many string space regions") ||
@@ -102,7 +100,7 @@
                 // G1 heap region size to 2M
                 TestCommon.testDump(
                     appJar, TestCommon.list("GCSharedStringsDuringDumpWb"),
-                    bootClassPath, extraArg, "-Xmx8g", "-XX:NewSize=8m", gcLog,
+                    bootClassPath, extraArg, "-Xmx8g", "-XX:NewSize=8m",
                     "-XX:SharedArchiveConfigFile=" + sharedArchiveCfgFile);
             }
 
@@ -114,7 +112,6 @@
                 "-XX:+UnlockDiagnosticVMOptions",
                 "-XX:+WhiteBoxAPI",
                 "-XX:SharedReadOnlySize=30m",
-                gcLog,
                 "GCSharedStringsDuringDumpWb")
               .assertNormalExit();
         }