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diff src/share/vm/gc_implementation/g1/g1_globals.hpp @ 17753:191174b49bec

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8035406: Improve data structure for Code Cache remembered sets Summary: Change the code cache remembered sets data structure from a GrowableArray to a chunked list of nmethods. This makes the data structure more amenable to parallelization, and decreases freeing time. Reviewed-by: mgerdin, brutisso
author tschatzl
date Mon, 24 Mar 2014 15:30:14 +0100
parents 5a32d2a3cc1e
children 52b4284cb496 e0954897238a 755930f931e3
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--- a/src/share/vm/gc_implementation/g1/g1_globals.hpp	Mon Mar 17 15:18:45 2014 +0100
+++ b/src/share/vm/gc_implementation/g1/g1_globals.hpp	Mon Mar 24 15:30:14 2014 +0100
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2001, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -285,6 +285,10 @@
   product(uintx, G1MixedGCCountTarget, 8,                                   \
           "The target number of mixed GCs after a marking cycle.")          \
                                                                             \
+  experimental(uintx, G1CodeRootsChunkCacheKeepPercent, 10,                 \
+          "The amount of code root chunks that should be kept at most "     \
+          "as percentage of already allocated.")                            \
+                                                                            \
   experimental(uintx, G1OldCSetRegionThresholdPercent, 10,                  \
           "An upper bound for the number of old CSet regions expressed "    \
           "as a percentage of the heap size.")                              \