runtime/gc/statistics.h

   1 /* Copyright (C) 1999-2008 Henry Cejtin, Matthew Fluet, Suresh
   2  *    Jagannathan, and Stephen Weeks.
   3  * Copyright (C) 1997-2000 NEC Research Institute.
   4  *
   5  * MLton is released under a BSD-style license.
   6  * See the file MLton-LICENSE for details.
   7  */
   8
   9 #if (defined (MLTON_GC_INTERNAL_TYPES))
  10
  11 struct GC_cumulativeStatistics {
  12   uintmax_t bytesAllocated;
  13   uintmax_t bytesCopied;
  14   uintmax_t bytesCopiedMinor;
  15   uintmax_t bytesHashConsed;
  16   uintmax_t bytesMarkCompacted;
  17   uintmax_t bytesScannedMinor;
  18
  19   size_t maxBytesLive;
  20   size_t maxHeapSize;
  21   uintmax_t maxPauseTime;
  22   size_t maxStackSize;
  23
  24   uintmax_t numCardsMarked; /* Number of marked cards seen during minor GCs. */
  25
  26   uintmax_t numGCs;
  27   uintmax_t numCopyingGCs;
  28   uintmax_t numHashConsGCs;
  29   uintmax_t numMarkCompactGCs;
  30   uintmax_t numMinorGCs;
  31
  32   struct rusage ru_gc; /* total resource usage in gc. */
  33   struct rusage ru_gcCopying; /* resource usage in major copying gcs. */
  34   struct rusage ru_gcMarkCompact; /* resource usage in major mark-compact gcs. */
  35   struct rusage ru_gcMinor; /* resource usage in minor copying gcs. */
  36 };
  37
  38 struct GC_lastMajorStatistics {
  39   size_t bytesHashConsed;
  40   size_t bytesLive; /* Number of bytes live at most recent major GC. */
  41   GC_majorKind kind;
  42   uintmax_t numMinorGCs;
  43 };
  44
  45 #endif /* (defined (MLTON_GC_INTERNAL_TYPES)) */