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| author | Qi Wang <interwq@gwu.edu> | 2022-05-06 11:28:25 -0700 |
|---|---|---|
| committer | Qi Wang <interwq@gwu.edu> | 2022-05-06 11:28:25 -0700 |
| commit | 54eaed1d8b56b1aa528be3bdd1877e59c56fa90c (patch) | |
| tree | e79620e0c00b1f8b6b698fbe74df6bae7d812ae2 /include/jemalloc/internal/stats.h | |
| parent | ea6b3e973b477b8061e0076bb257dbd7f3faa756 (diff) | |
| parent | 304c919829f9f340669b61fa64867cfe5dba8021 (diff) | |
| download | jemalloc-master.tar.gz | |
Diffstat (limited to 'include/jemalloc/internal/stats.h')
| -rw-r--r-- | include/jemalloc/internal/stats.h | 29 |
1 files changed, 26 insertions, 3 deletions
diff --git a/include/jemalloc/internal/stats.h b/include/jemalloc/internal/stats.h index 3b9e0eac..727f7dcb 100644 --- a/include/jemalloc/internal/stats.h +++ b/include/jemalloc/internal/stats.h @@ -11,7 +11,8 @@ OPTION('b', bins, true, false) \ OPTION('l', large, true, false) \ OPTION('x', mutex, true, false) \ - OPTION('e', extents, true, false) + OPTION('e', extents, true, false) \ + OPTION('h', hpa, config_stats, false) enum { #define OPTION(o, v, d, s) stats_print_option_num_##v, @@ -24,8 +25,30 @@ enum { extern bool opt_stats_print; extern char opt_stats_print_opts[stats_print_tot_num_options+1]; +/* Utilities for stats_interval. */ +extern int64_t opt_stats_interval; +extern char opt_stats_interval_opts[stats_print_tot_num_options+1]; + +#define STATS_INTERVAL_DEFAULT -1 +/* + * Batch-increment the counter to reduce synchronization overhead. Each thread + * merges after (interval >> LG_BATCH_SIZE) bytes of allocations; also limit the + * BATCH_MAX for accuracy when the interval is huge (which is expected). + */ +#define STATS_INTERVAL_ACCUM_LG_BATCH_SIZE 6 +#define STATS_INTERVAL_ACCUM_BATCH_MAX (4 << 20) + +/* Only accessed by thread event. */ +uint64_t stats_interval_new_event_wait(tsd_t *tsd); +uint64_t stats_interval_postponed_event_wait(tsd_t *tsd); +void stats_interval_event_handler(tsd_t *tsd, uint64_t elapsed); + /* Implements je_malloc_stats_print. */ -void stats_print(void (*write_cb)(void *, const char *), void *cbopaque, - const char *opts); +void stats_print(write_cb_t *write_cb, void *cbopaque, const char *opts); + +bool stats_boot(void); +void stats_prefork(tsdn_t *tsdn); +void stats_postfork_parent(tsdn_t *tsdn); +void stats_postfork_child(tsdn_t *tsdn); #endif /* JEMALLOC_INTERNAL_STATS_H */ |