src/share/vm/runtime/arguments.cpp

*** 1124,1133 ****
--- 1124,1143 ----
    }
    if (!UseInterpreter) { // -Xcomp
      Tier3InvokeNotifyFreqLog = 0;
      Tier4InvocationThreshold = 0;
    }
+   if (FLAG_IS_DEFAULT(NmethodSweepFraction)) {
+     // Make sure that NmethodSweepFraction is between 1 and 16.
+     if (ReservedCodeCacheSize < (16 * M)) {
+       FLAG_SET_DEFAULT(NmethodSweepFraction, 1);
+     } else if (ReservedCodeCacheSize > (256 * M)) {
+       FLAG_SET_DEFAULT(NmethodSweepFraction, 16);
+     } else {
+       FLAG_SET_DEFAULT(NmethodSweepFraction, ReservedCodeCacheSize / (16 * M));
+     }
+   }
  }
  
  #if INCLUDE_ALL_GCS
  static void disable_adaptive_size_policy(const char* collector_name) {
    if (UseAdaptiveSizePolicy) {