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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* Copyright by The HDF Group. *
* Copyright by the Board of Trustees of the University of Illinois. *
* All rights reserved. *
* *
* This file is part of HDF5. The full HDF5 copyright notice, including *
* terms governing use, modification, and redistribution, is contained in *
* the files COPYING and Copyright.html. COPYING can be found at the root *
* of the source code distribution tree; Copyright.html can be found at the *
* root level of an installed copy of the electronic HDF5 document set and *
* is linked from the top-level documents page. It can also be found at *
* http://hdfgroup.org/HDF5/doc/Copyright.html. If you do not have *
* access to either file, you may request a copy from help@hdfgroup.org. *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*-------------------------------------------------------------------------
*
* Created: H5ACprivate.h
* Jul 9 1997
* Robb Matzke <matzke@llnl.gov>
*
* Purpose: Constants and typedefs available to the rest of the
* library.
*
*-------------------------------------------------------------------------
*/
#ifndef _H5ACprivate_H
#define _H5ACprivate_H
#include "H5ACpublic.h" /*public prototypes */
/* Pivate headers needed by this header */
#include "H5private.h" /* Generic Functions */
#include "H5Cprivate.h" /* Cache */
#include "H5Fprivate.h" /* File access */
#include "H5Pprivate.h" /* Property lists */
#include "H5SLprivate.h" /* Skip lists */
#ifdef H5_METADATA_TRACE_FILE
#define H5AC__TRACE_FILE_ENABLED 1
#else /* H5_METADATA_TRACE_FILE */
#define H5AC__TRACE_FILE_ENABLED 0
#endif /* H5_METADATA_TRACE_FILE */
/* Global metadata tag values */
#define H5AC__INVALID_TAG (haddr_t)0
#define H5AC__IGNORE_TAG (haddr_t)1
#define H5AC__COPIED_TAG (haddr_t)2
#define H5AC__SUPERBLOCK_TAG (haddr_t)3
#define H5AC__FREESPACE_TAG (haddr_t)4
#define H5AC__SOHM_TAG (haddr_t)5
#define H5AC__GLOBALHEAP_TAG (haddr_t)6
/* Definitions for cache "tag" property */
#define H5AC_TAG_NAME "H5AC_tag"
#define H5AC_TAG_SIZE sizeof(haddr_t)
#define H5AC_TAG_DEF (H5AC__INVALID_TAG)
/* Types of metadata objects cached */
typedef enum {
H5AC_BT_ID = 0, /* ( 0) B-tree nodes */
H5AC_SNODE_ID, /* ( 1) symbol table nodes */
H5AC_LHEAP_PRFX_ID, /* ( 2) local heap prefix */
H5AC_LHEAP_DBLK_ID, /* ( 3) local heap data block */
H5AC_GHEAP_ID, /* ( 4) global heap */
H5AC_OHDR_ID, /* ( 5) object header */
H5AC_OHDR_CHK_ID, /* ( 6) object header chunk */
H5AC_BT2_HDR_ID, /* ( 7) v2 B-tree header */
H5AC_BT2_INT_ID, /* ( 8) v2 B-tree internal node */
H5AC_BT2_LEAF_ID, /* ( 9) v2 B-tree leaf node */
H5AC_FHEAP_HDR_ID, /* (10) fractal heap header */
H5AC_FHEAP_DBLOCK_ID, /* (11) fractal heap direct block */
H5AC_FHEAP_IBLOCK_ID, /* (12) fractal heap indirect block */
H5AC_FSPACE_HDR_ID, /* (13) free space header */
H5AC_FSPACE_SINFO_ID, /* (14) free space sections */
H5AC_SOHM_TABLE_ID, /* (15) shared object header message master table */
H5AC_SOHM_LIST_ID, /* (16) shared message index stored as a list */
H5AC_EARRAY_HDR_ID, /* (17) extensible array header */
H5AC_EARRAY_IBLOCK_ID, /* (18) extensible array index block */
H5AC_EARRAY_SBLOCK_ID, /* (19) extensible array super block */
H5AC_EARRAY_DBLOCK_ID, /* (20) extensible array data block */
H5AC_EARRAY_DBLK_PAGE_ID, /* (21) extensible array data block page */
H5AC_FARRAY_HDR_ID, /* (22) fixed array header */
H5AC_FARRAY_DBLOCK_ID, /* (23) fixed array data block */
H5AC_FARRAY_DBLK_PAGE_ID, /* (24) fixed array data block page */
H5AC_SUPERBLOCK_ID, /* (25) file superblock */
H5AC_DRVRINFO_ID, /* (26) driver info block (supplements superblock)*/
H5AC_TEST_ID, /* (27) test entry -- not used for actual files */
H5AC_NTYPES /* Number of types, must be last */
} H5AC_type_t;
/* H5AC_DUMP_STATS_ON_CLOSE should always be FALSE when
* H5C_COLLECT_CACHE_STATS is FALSE.
*
* When H5C_COLLECT_CACHE_STATS is TRUE, H5AC_DUMP_STATS_ON_CLOSE must
* be FALSE for "make check" to succeed, but may be set to TRUE at other
* times for debugging purposes.
*
* Hence the following, somewhat odd set of #defines.
*
* NOTE: test/cache plays games with the f->shared->cache, and thus
* setting H5AC_DUMP_STATS_ON_CLOSE will generate constant,
* irrelevant data when run with that test program. See
* comments on setup_cache() / takedown_cache() in test/cache_common.c.
* for details.
*
* If you need to dump stats at file close in test/cache.c,
* use the dump_stats parameter to takedown_cache(), or call
* H5C_stats() directly.
* JRM -- 4/12/15
*/
#if H5C_COLLECT_CACHE_STATS
#define H5AC_DUMP_STATS_ON_CLOSE 0
#else /* H5C_COLLECT_CACHE_STATS */
#define H5AC_DUMP_STATS_ON_CLOSE 0
#endif /* H5C_COLLECT_CACHE_STATS */
/* Default max metadata cache size and min clean size are give here.
* At present, these are the same as those given in H5Cprivate.h.
*/
#define H5AC__DEFAULT_MAX_CACHE_SIZE H5C__DEFAULT_MAX_CACHE_SIZE
#define H5AC__DEFAULT_MIN_CLEAN_SIZE H5C__DEFAULT_MIN_CLEAN_SIZE
/* Check if we are sanity checking tagging */
#if H5C_DO_TAGGING_SANITY_CHECKS
#define H5AC_DO_TAGGING_SANITY_CHECKS 1
#else
#define H5AC_DO_TAGGING_SANITY_CHECKS 0
#endif
/*
* Class methods pertaining to caching. Each type of cached object will
* have a constant variable with permanent life-span that describes how
* to cache the object.
*/
#define H5AC__SERIALIZE_RESIZED_FLAG H5C__SERIALIZE_RESIZED_FLAG
#define H5AC__SERIALIZE_MOVED_FLAG H5C__SERIALIZE_MOVED_FLAG
/* Cork actions: cork/uncork/get cork status of an object */
#define H5AC__SET_CORK H5C__SET_CORK
#define H5AC__UNCORK H5C__UNCORK
#define H5AC__GET_CORKED H5C__GET_CORKED
/* Aliases for the "ring" type and values */
typedef H5C_ring_t H5AC_ring_t;
#define H5AC_RING_INV H5C_RING_UNDEFINED
#define H5AC_RING_US H5C_RING_USER
#define H5AC_RING_FSM H5C_RING_FSM
#define H5AC_RING_SBE H5C_RING_SBE
#define H5AC_RING_SB H5C_RING_SB
#define H5AC_RING_NTYPES H5C_RING_NTYPES
/* Aliases for 'notify action' type & values */
typedef H5C_notify_action_t H5AC_notify_action_t;
#define H5AC_NOTIFY_ACTION_AFTER_INSERT H5C_NOTIFY_ACTION_AFTER_INSERT
#define H5AC_NOTIFY_ACTION_AFTER_LOAD H5C_NOTIFY_ACTION_AFTER_LOAD
#define H5AC_NOTIFY_ACTION_AFTER_FLUSH H5C_NOTIFY_ACTION_AFTER_FLUSH
#define H5AC_NOTIFY_ACTION_BEFORE_EVICT H5C_NOTIFY_ACTION_BEFORE_EVICT
#define H5AC_NOTIFY_ACTION_ENTRY_DIRTIED H5C_NOTIFY_ACTION_ENTRY_DIRTIED
#define H5AC_NOTIFY_ACTION_ENTRY_CLEANED H5C_NOTIFY_ACTION_ENTRY_CLEANED
#define H5AC_NOTIFY_ACTION_CHILD_DIRTIED H5C_NOTIFY_ACTION_CHILD_DIRTIED
#define H5AC_NOTIFY_ACTION_CHILD_CLEANED H5C_NOTIFY_ACTION_CHILD_CLEANED
#define H5AC__CLASS_NO_FLAGS_SET H5C__CLASS_NO_FLAGS_SET
#define H5AC__CLASS_SPECULATIVE_LOAD_FLAG H5C__CLASS_SPECULATIVE_LOAD_FLAG
/* The following flags should only appear in test code */
#define H5AC__CLASS_SKIP_READS H5C__CLASS_SKIP_READS
#define H5AC__CLASS_SKIP_WRITES H5C__CLASS_SKIP_WRITES
typedef H5C_get_load_size_func_t H5AC_get_load_size_func_t;
typedef H5C_deserialize_func_t H5AC_deserialize_func_t;
typedef H5C_image_len_func_t H5AC_image_len_func_t;
#define H5AC__SERIALIZE_NO_FLAGS_SET H5C__SERIALIZE_NO_FLAGS_SET
#define H5AC__SERIALIZE_RESIZED_FLAG H5C__SERIALIZE_RESIZED_FLAG
#define H5AC__SERIALIZE_MOVED_FLAG H5C__SERIALIZE_MOVED_FLAG
typedef H5C_pre_serialize_func_t H5AC_pre_serialize_func_t;
typedef H5C_serialize_func_t H5AC_serialize_func_t;
typedef H5C_notify_func_t H5AC_notify_func_t;
typedef H5C_free_icr_func_t H5AC_free_icr_func_t;
typedef H5C_get_fsf_size_t H5AC_get_fsf_size_t;
typedef H5C_class_t H5AC_class_t;
/* Cache entry info */
typedef H5C_cache_entry_t H5AC_info_t;
/* Typedef for metadata cache (defined in H5Cpkg.h) */
typedef H5C_t H5AC_t;
#define H5AC_RING_NAME "H5AC_ring_type"
/* Dataset transfer property lists for metadata calls */
H5_DLLVAR hid_t H5AC_ind_read_dxpl_id;
#ifdef H5_HAVE_PARALLEL
H5_DLLVAR hid_t H5AC_coll_read_dxpl_id;
#endif /* H5_HAVE_PARALLEL */
/* DXPL to be used in operations that will not result in I/O calls */
H5_DLLVAR hid_t H5AC_noio_dxpl_id;
/* DXPL to be used for raw data I/O operations when one is not
provided by the user (fill values in H5Dcreate) */
H5_DLLVAR hid_t H5AC_rawdata_dxpl_id;
/* Default cache configuration. */
#define H5AC__DEFAULT_METADATA_WRITE_STRATEGY \
H5AC_METADATA_WRITE_STRATEGY__DISTRIBUTED
#ifdef H5_HAVE_PARALLEL
#define H5AC__DEFAULT_CACHE_CONFIG \
{ \
/* int version = */ H5AC__CURR_CACHE_CONFIG_VERSION, \
/* hbool_t rpt_fcn_enabled = */ FALSE, \
/* hbool_t open_trace_file = */ FALSE, \
/* hbool_t close_trace_file = */ FALSE, \
/* char trace_file_name[] = */ "", \
/* hbool_t evictions_enabled = */ TRUE, \
/* hbool_t set_initial_size = */ TRUE, \
/* size_t initial_size = */ ( 2 * 1024 * 1024), \
/* double min_clean_fraction = */ 0.3f, \
/* size_t max_size = */ (32 * 1024 * 1024), \
/* size_t min_size = */ (1 * 1024 * 1024), \
/* long int epoch_length = */ 50000, \
/* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold, \
/* double lower_hr_threshold = */ 0.9f, \
/* double increment = */ 2.0f, \
/* hbool_t apply_max_increment = */ TRUE, \
/* size_t max_increment = */ (4 * 1024 * 1024), \
/* enum H5C_cache_flash_incr_mode */ \
/* flash_incr_mode = */ H5C_flash_incr__add_space, \
/* double flash_multiple = */ 1.0f, \
/* double flash_threshold = */ 0.25f, \
/* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold, \
/* double upper_hr_threshold = */ 0.999f, \
/* double decrement = */ 0.9f, \
/* hbool_t apply_max_decrement = */ TRUE, \
/* size_t max_decrement = */ (1 * 1024 * 1024), \
/* int epochs_before_eviction = */ 3, \
/* hbool_t apply_empty_reserve = */ TRUE, \
/* double empty_reserve = */ 0.1f, \
/* size_t dirty_bytes_threshold = */ (256 * 1024), \
/* int metadata_write_strategy = */ \
H5AC__DEFAULT_METADATA_WRITE_STRATEGY \
}
#else /* H5_HAVE_PARALLEL */
#define H5AC__DEFAULT_CACHE_CONFIG \
{ \
/* int version = */ H5C__CURR_AUTO_SIZE_CTL_VER, \
/* hbool_t rpt_fcn_enabled = */ FALSE, \
/* hbool_t open_trace_file = */ FALSE, \
/* hbool_t close_trace_file = */ FALSE, \
/* char trace_file_name[] = */ "", \
/* hbool_t evictions_enabled = */ TRUE, \
/* hbool_t set_initial_size = */ TRUE, \
/* size_t initial_size = */ ( 2 * 1024 * 1024), \
/* double min_clean_fraction = */ 0.01f, \
/* size_t max_size = */ (32 * 1024 * 1024), \
/* size_t min_size = */ ( 1 * 1024 * 1024), \
/* long int epoch_length = */ 50000, \
/* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold, \
/* double lower_hr_threshold = */ 0.9f, \
/* double increment = */ 2.0f, \
/* hbool_t apply_max_increment = */ TRUE, \
/* size_t max_increment = */ (4 * 1024 * 1024), \
/* enum H5C_cache_flash_incr_mode */ \
/* flash_incr_mode = */ H5C_flash_incr__add_space, \
/* double flash_multiple = */ 1.4f, \
/* double flash_threshold = */ 0.25f, \
/* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,\
/* double upper_hr_threshold = */ 0.999f, \
/* double decrement = */ 0.9f, \
/* hbool_t apply_max_decrement = */ TRUE, \
/* size_t max_decrement = */ (1 * 1024 * 1024), \
/* int epochs_before_eviction = */ 3, \
/* hbool_t apply_empty_reserve = */ TRUE, \
/* double empty_reserve = */ 0.1f, \
/* size_t dirty_bytes_threshold = */ (256 * 1024), \
/* int metadata_write_strategy = */ \
H5AC__DEFAULT_METADATA_WRITE_STRATEGY \
}
#endif /* H5_HAVE_PARALLEL */
/*
* Library prototypes.
*/
/* #defines of flags used in the flags parameters in some of the
* following function calls. Note that they are just copies of
* the equivalent flags from H5Cprivate.h.
*/
#define H5AC__NO_FLAGS_SET H5C__NO_FLAGS_SET
#define H5AC__SET_FLUSH_MARKER_FLAG H5C__SET_FLUSH_MARKER_FLAG
#define H5AC__DELETED_FLAG H5C__DELETED_FLAG
#define H5AC__DIRTIED_FLAG H5C__DIRTIED_FLAG
#define H5AC__PIN_ENTRY_FLAG H5C__PIN_ENTRY_FLAG
#define H5AC__UNPIN_ENTRY_FLAG H5C__UNPIN_ENTRY_FLAG
#define H5AC__FLUSH_INVALIDATE_FLAG H5C__FLUSH_INVALIDATE_FLAG
#define H5AC__FLUSH_CLEAR_ONLY_FLAG H5C__FLUSH_CLEAR_ONLY_FLAG
#define H5AC__FLUSH_MARKED_ENTRIES_FLAG H5C__FLUSH_MARKED_ENTRIES_FLAG
#define H5AC__FLUSH_IGNORE_PROTECTED_FLAG H5C__FLUSH_IGNORE_PROTECTED_FLAG
#define H5AC__READ_ONLY_FLAG H5C__READ_ONLY_FLAG
#define H5AC__FREE_FILE_SPACE_FLAG H5C__FREE_FILE_SPACE_FLAG
#define H5AC__TAKE_OWNERSHIP_FLAG H5C__TAKE_OWNERSHIP_FLAG
#define H5AC__FLUSH_LAST_FLAG H5C__FLUSH_LAST_FLAG
#define H5AC__FLUSH_COLLECTIVELY_FLAG H5C__FLUSH_COLLECTIVELY_FLAG
#define H5AC__EVICT_ALLOW_LAST_PINS_FLAG H5C__EVICT_ALLOW_LAST_PINS_FLAG
/* #defines of flags used to report entry status in the
* H5AC_get_entry_status() call.
*/
#define H5AC_ES__IN_CACHE 0x0001
#define H5AC_ES__IS_DIRTY 0x0002
#define H5AC_ES__IS_PROTECTED 0x0004
#define H5AC_ES__IS_PINNED 0x0008
#define H5AC_ES__IS_FLUSH_DEP_PARENT 0x0010
#define H5AC_ES__IS_FLUSH_DEP_CHILD 0x0020
#define H5AC_ES__IS_CORKED 0x0040
/* external function declarations: */
H5_DLL herr_t H5AC_init(void);
H5_DLL herr_t H5AC_create(const H5F_t *f, H5AC_cache_config_t *config_ptr);
H5_DLL herr_t H5AC_get_entry_status(const H5F_t *f, haddr_t addr,
unsigned *status_ptr);
H5_DLL herr_t H5AC_insert_entry(H5F_t *f, hid_t dxpl_id, const H5AC_class_t *type,
haddr_t addr, void *thing, unsigned int flags);
H5_DLL herr_t H5AC_pin_protected_entry(void *thing);
H5_DLL herr_t H5AC_create_flush_dependency(void *parent_thing, void *child_thing);
H5_DLL void * H5AC_protect(H5F_t *f, hid_t dxpl_id, const H5AC_class_t *type,
haddr_t addr, void *udata, unsigned flags);
H5_DLL herr_t H5AC_resize_entry(void *thing, size_t new_size);
H5_DLL herr_t H5AC_unpin_entry(void *thing);
H5_DLL herr_t H5AC_destroy_flush_dependency(void *parent_thing, void *child_thing);
H5_DLL herr_t H5AC_unprotect(H5F_t *f, hid_t dxpl_id, const H5AC_class_t *type,
haddr_t addr, void *thing, unsigned flags);
H5_DLL herr_t H5AC_flush(H5F_t *f, hid_t dxpl_id);
H5_DLL herr_t H5AC_mark_entry_dirty(void *thing);
H5_DLL herr_t H5AC_move_entry(H5F_t *f, const H5AC_class_t *type,
haddr_t old_addr, haddr_t new_addr, hid_t dxpl_id);
H5_DLL herr_t H5AC_dest(H5F_t *f, hid_t dxpl_id);
H5_DLL herr_t H5AC_expunge_entry(H5F_t *f, hid_t dxpl_id,
const H5AC_class_t *type, haddr_t addr, unsigned flags);
H5_DLL herr_t H5AC_get_cache_auto_resize_config(const H5AC_t * cache_ptr,
H5AC_cache_config_t *config_ptr);
H5_DLL herr_t H5AC_get_cache_size(H5AC_t *cache_ptr, size_t *max_size_ptr,
size_t *min_clean_size_ptr, size_t *cur_size_ptr, int32_t *cur_num_entries_ptr);
H5_DLL herr_t H5AC_get_cache_hit_rate(H5AC_t *cache_ptr, double *hit_rate_ptr);
H5_DLL herr_t H5AC_reset_cache_hit_rate_stats(H5AC_t *cache_ptr);
H5_DLL herr_t H5AC_set_cache_auto_resize_config(H5AC_t *cache_ptr,
H5AC_cache_config_t *config_ptr);
H5_DLL herr_t H5AC_validate_config(H5AC_cache_config_t *config_ptr);
/* Tag & Ring routines */
H5_DLL herr_t H5AC_tag(hid_t dxpl_id, haddr_t metadata_tag, haddr_t *prev_tag);
H5_DLL herr_t H5AC_flush_tagged_metadata(H5F_t * f, haddr_t metadata_tag, hid_t dxpl_id);
H5_DLL herr_t H5AC_evict_tagged_metadata(H5F_t * f, haddr_t metadata_tag, hbool_t match_global, hid_t dxpl_id);
H5_DLL herr_t H5AC_retag_copied_metadata(const H5F_t *f, haddr_t metadata_tag);
H5_DLL herr_t H5AC_ignore_tags(const H5F_t *f);
H5_DLL herr_t H5AC_cork(H5F_t *f, haddr_t obj_addr, unsigned action, hbool_t *corked);
H5_DLL herr_t H5AC_get_entry_ring(const H5F_t *f, haddr_t addr, H5AC_ring_t *ring);
H5_DLL herr_t H5AC_set_ring(hid_t dxpl_id, H5AC_ring_t ring, H5P_genplist_t **dxpl,
H5AC_ring_t *orig_ring);
H5_DLL herr_t H5AC_reset_ring(H5P_genplist_t *dxpl, H5AC_ring_t orig_ring);
H5_DLL herr_t H5AC_expunge_tag_type_metadata(H5F_t *f, hid_t dxpl_id, haddr_t tag, int type_id, unsigned flags);
#ifdef H5_HAVE_PARALLEL
H5_DLL herr_t H5AC_add_candidate(H5AC_t * cache_ptr, haddr_t addr);
#endif /* H5_HAVE_PARALLEL */
/* Debugging functions */
#ifndef NDEBUG
H5_DLL herr_t H5AC_stats(const H5F_t *f);
H5_DLL herr_t H5AC_dump_cache(const H5F_t *f);
#endif /* NDEBUG */ /* end debugging functions */
#endif /* !_H5ACprivate_H */
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