41   experimental(double, ZAllocationSpikeTolerance, 2.0,                      \
  42           "Allocation spike tolerance factor")                              \
  43                                                                             \
  44   experimental(double, ZFragmentationLimit, 25.0,                           \
  45           "Maximum allowed heap fragmentation")                             \
  46                                                                             \
  47   experimental(size_t, ZMarkStackSpaceLimit, 8*G,                           \
  48           "Maximum number of bytes allocated for mark stacks")              \
  49           range(32*M, 1024*G)                                               \
  50                                                                             \
  51   experimental(uint, ZCollectionInterval, 0,                                \
  52           "Force GC at a fixed time interval (in seconds)")                 \
  53                                                                             \
  54   experimental(bool, ZUncommit, true,                                       \
  55           "Uncommit unused memory")                                         \
  56                                                                             \
  57   experimental(uintx, ZUncommitDelay, 5 * 60,                               \
  58           "Uncommit memory if it has been unused for the specified "        \
  59           "amount of time (in seconds)")                                    \
  60                                                                             \




  61   diagnostic(uint, ZStatisticsInterval, 10,                                 \
  62           "Time between statistics print outs (in seconds)")                \
  63           range(1, (uint)-1)                                                \
  64                                                                             \
  65   diagnostic(bool, ZProactive, true,                                        \
  66           "Enable proactive GC cycles")                                     \
  67                                                                             \
  68   diagnostic(bool, ZVerifyViews, false,                                     \
  69           "Verify heap view accesses")                                      \
  70                                                                             \
  71   diagnostic(bool, ZVerifyRoots, trueInDebug,                               \
  72           "Verify roots")                                                   \
  73                                                                             \
  74   diagnostic(bool, ZVerifyObjects, false,                                   \
  75           "Verify objects")                                                 \
  76                                                                             \
  77   diagnostic(bool, ZVerifyMarking, trueInDebug,                             \
  78           "Verify marking stacks")                                          \
  79                                                                             \
  80   diagnostic(bool, ZVerifyForwarding, false,                                \

  41   experimental(double, ZAllocationSpikeTolerance, 2.0,                      \
  42           "Allocation spike tolerance factor")                              \
  43                                                                             \
  44   experimental(double, ZFragmentationLimit, 25.0,                           \
  45           "Maximum allowed heap fragmentation")                             \
  46                                                                             \
  47   experimental(size_t, ZMarkStackSpaceLimit, 8*G,                           \
  48           "Maximum number of bytes allocated for mark stacks")              \
  49           range(32*M, 1024*G)                                               \
  50                                                                             \
  51   experimental(uint, ZCollectionInterval, 0,                                \
  52           "Force GC at a fixed time interval (in seconds)")                 \
  53                                                                             \
  54   experimental(bool, ZUncommit, true,                                       \
  55           "Uncommit unused memory")                                         \
  56                                                                             \
  57   experimental(uintx, ZUncommitDelay, 5 * 60,                               \
  58           "Uncommit memory if it has been unused for the specified "        \
  59           "amount of time (in seconds)")                                    \
  60                                                                             \
  61   experimental(bool, ZAllowHeapOnFileSystem, false,                         \
  62           "Allow to use filesystem as Java heap backing storage "           \
  63           "specified by -XX:AllocateHeapAt")                                \
  64                                                                             \
  65   diagnostic(uint, ZStatisticsInterval, 10,                                 \
  66           "Time between statistics print outs (in seconds)")                \
  67           range(1, (uint)-1)                                                \
  68                                                                             \
  69   diagnostic(bool, ZProactive, true,                                        \
  70           "Enable proactive GC cycles")                                     \
  71                                                                             \
  72   diagnostic(bool, ZVerifyViews, false,                                     \
  73           "Verify heap view accesses")                                      \
  74                                                                             \
  75   diagnostic(bool, ZVerifyRoots, trueInDebug,                               \
  76           "Verify roots")                                                   \
  77                                                                             \
  78   diagnostic(bool, ZVerifyObjects, false,                                   \
  79           "Verify objects")                                                 \
  80                                                                             \
  81   diagnostic(bool, ZVerifyMarking, trueInDebug,                             \
  82           "Verify marking stacks")                                          \
  83                                                                             \
  84   diagnostic(bool, ZVerifyForwarding, false,                                \