diff options
Diffstat (limited to 'src/H5ACprivate.h')
| -rw-r--r-- | src/H5ACprivate.h | 60 |
1 files changed, 58 insertions, 2 deletions
diff --git a/src/H5ACprivate.h b/src/H5ACprivate.h index cb5839a..71d79ef 100644 --- a/src/H5ACprivate.h +++ b/src/H5ACprivate.h @@ -70,6 +70,14 @@ #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 + + /* * Class methods pertaining to caching. Each type of cached object will * have a constant variable with permanent life-span that describes how @@ -137,7 +145,7 @@ typedef enum H5AC_protect_t { } H5AC_protect_t; -/* Typedef for metadata cache (defined in H5C.c) */ +/* Typedef for metadata cache (defined in H5Cpkg.h) */ typedef H5C_t H5AC_t; /* Metadata specific properties for FAPL */ @@ -164,6 +172,35 @@ extern hid_t H5AC_dxpl_id; /* (Global variable declaration, definition is in H5AC.c) */ extern hid_t H5AC_ind_dxpl_id; + +/* Default cache configuration. */ + +#define H5AC__DEFAULT_CACHE_CONFIG \ +{ \ + /* int32_t version = */ H5C__CURR_AUTO_SIZE_CTL_VER, \ + /* hbool_t rpt_fcn_enabled = */ FALSE, \ + /* hbool_t set_initial_size = */ TRUE, \ + /* size_t initial_size = */ (1 * 1024 * 1024), \ + /* double min_clean_fraction = */ 0.25, \ + /* size_t max_size = */ (16 * 1024 * 1024), \ + /* size_t min_size = */ ( 1 * 1024 * 1024), \ + /* int64_t epoch_length = */ 50000, \ + /* enum H5C_cache_incr_mode incr_mode = */ H5C_incr__threshold, \ + /* double lower_hr_threshold = */ 0.9, \ + /* double increment = */ 2.0, \ + /* hbool_t apply_max_increment = */ TRUE, \ + /* size_t max_increment = */ (4 * 1024 * 1024), \ + /* enum H5C_cache_decr_mode decr_mode = */ H5C_decr__age_out_with_threshold,\ + /* double upper_hr_threshold = */ 0.999, \ + /* double decrement = */ 0.9, \ + /* hbool_t apply_max_decrement = */ TRUE, \ + /* size_t max_decrement = */ (1 * 1024 * 1024), \ + /* int32_t epochs_before_eviction = */ 3, \ + /* hbool_t apply_empty_reserve = */ TRUE, \ + /* double empty_reserve = */ 0.1 \ +} + + /* * Library prototypes. */ @@ -183,7 +220,7 @@ extern hid_t H5AC_ind_dxpl_id; H5_DLL herr_t H5AC_init(void); -H5_DLL herr_t H5AC_create(const H5F_t *f, int size_hint); +H5_DLL herr_t H5AC_create(const H5F_t *f, H5AC_cache_config_t *config_ptr); H5_DLL herr_t H5AC_set(H5F_t *f, hid_t dxpl_id, const H5AC_class_t *type, haddr_t addr, void *thing, unsigned int flags); H5_DLL void *H5AC_protect(H5F_t *f, hid_t dxpl_id, const H5AC_class_t *type, @@ -198,5 +235,24 @@ H5_DLL herr_t H5AC_rename(H5F_t *f, const H5AC_class_t *type, H5_DLL herr_t H5AC_dest(H5F_t *f, hid_t dxpl_id); H5_DLL herr_t H5AC_stats(const H5F_t *f); +H5_DLL herr_t H5AC_get_cache_auto_resize_config(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); + #endif /* !_H5ACprivate_H */ |