diff options
Diffstat (limited to 'database/engine/pagecache.h')
| -rw-r--r-- | database/engine/pagecache.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/database/engine/pagecache.h b/database/engine/pagecache.h index 0ba4639c..b938b9e0 100644 --- a/database/engine/pagecache.h +++ b/database/engine/pagecache.h @@ -11,7 +11,8 @@ struct extent_info; struct rrdeng_page_descr; #define INVALID_TIME (0) -#define MAX_PAGE_CACHE_RETRY_WAIT (3) +#define MAX_PAGE_CACHE_FETCH_RETRIES (3) +#define PAGE_CACHE_FETCH_WAIT_TIMEOUT (3) /* Page flags */ #define RRD_PAGE_DIRTY (1LU << 0) @@ -62,6 +63,7 @@ struct rrdeng_page_descr { usec_t start_time; usec_t end_time; uint32_t page_length; + uint8_t type; }; #define PAGE_INFO_SCRATCH_SZ (8) @@ -193,6 +195,14 @@ extern unsigned long pg_cache_hard_limit(struct rrdengine_instance *ctx); extern unsigned long pg_cache_soft_limit(struct rrdengine_instance *ctx); extern unsigned long pg_cache_committed_hard_limit(struct rrdengine_instance *ctx); +extern void rrdeng_page_descr_aral_go_singlethreaded(void); +extern void rrdeng_page_descr_aral_go_multithreaded(void); +extern void rrdeng_page_descr_use_malloc(void); +extern void rrdeng_page_descr_use_mmap(void); +extern bool rrdeng_page_descr_is_mmap(void); +extern struct rrdeng_page_descr *rrdeng_page_descr_mallocz(void); +extern void rrdeng_page_descr_freez(struct rrdeng_page_descr *descr); + static inline void pg_cache_atomic_get_pg_info(struct rrdeng_page_descr *descr, usec_t *end_timep, uint32_t *page_lengthp) { |