1 files changed, 0 insertions, 229 deletions
diff --git a/database/engine/rrdengineapi.h b/database/engine/rrdengineapi.h
deleted file mode 100644
index 7ae0e7079..000000000
--- a/database/engine/rrdengineapi.h
+++ /dev/null
@@ -1,229 +0,0 @@
-// SPDX-License-Identifier: GPL-3.0-or-later
-
-#ifndef NETDATA_RRDENGINEAPI_H
-#define NETDATA_RRDENGINEAPI_H
-
-#include "rrdengine.h"
-
-#define RRDENG_MIN_PAGE_CACHE_SIZE_MB (8)
-#define RRDENG_MIN_DISK_SPACE_MB (64)
-
-#define RRDENG_NR_STATS (38)
-
-#define RRDENG_FD_BUDGET_PER_INSTANCE (50)
-
-extern int default_rrdeng_page_cache_mb;
-extern int default_rrdeng_extent_cache_mb;
-extern int db_engine_journal_check;
-extern int default_rrdeng_disk_quota_mb;
-extern int default_multidb_disk_quota_mb;
-extern struct rrdengine_instance *multidb_ctx[RRD_STORAGE_TIERS];
-extern size_t page_type_size[];
-extern size_t tier_page_size[];
-extern uint8_t tier_page_type[];
-
-#define CTX_POINT_SIZE_BYTES(ctx) page_type_size[(ctx)->config.page_type]
-
-void rrdeng_generate_legacy_uuid(const char *dim_id, const char *chart_id, uuid_t *ret_uuid);
-
-STORAGE_METRIC_HANDLE *rrdeng_metric_get_or_create(RRDDIM *rd, STORAGE_INSTANCE *db_instance);
-STORAGE_METRIC_HANDLE *rrdeng_metric_get(STORAGE_INSTANCE *db_instance, uuid_t *uuid);
-void rrdeng_metric_release(STORAGE_METRIC_HANDLE *db_metric_handle);
-STORAGE_METRIC_HANDLE *rrdeng_metric_dup(STORAGE_METRIC_HANDLE *db_metric_handle);
-
-STORAGE_COLLECT_HANDLE *rrdeng_store_metric_init(STORAGE_METRIC_HANDLE *db_metric_handle, uint32_t update_every, STORAGE_METRICS_GROUP *smg);
-void rrdeng_store_metric_flush_current_page(STORAGE_COLLECT_HANDLE *collection_handle);
-void rrdeng_store_metric_change_collection_frequency(STORAGE_COLLECT_HANDLE *collection_handle, int update_every);
-void rrdeng_store_metric_next(STORAGE_COLLECT_HANDLE *collection_handle, usec_t point_in_time_ut, NETDATA_DOUBLE n,
-                                     NETDATA_DOUBLE min_value,
-                                     NETDATA_DOUBLE max_value,
-                                     uint16_t count,
-                                     uint16_t anomaly_count,
-                                     SN_FLAGS flags);
-int rrdeng_store_metric_finalize(STORAGE_COLLECT_HANDLE *collection_handle);
-
-void rrdeng_load_metric_init(STORAGE_METRIC_HANDLE *db_metric_handle, struct storage_engine_query_handle *rrddim_handle,
-                                    time_t start_time_s, time_t end_time_s, STORAGE_PRIORITY priority);
-STORAGE_POINT rrdeng_load_metric_next(struct storage_engine_query_handle *rrddim_handle);
-
-
-int rrdeng_load_metric_is_finished(struct storage_engine_query_handle *rrddim_handle);
-void rrdeng_load_metric_finalize(struct storage_engine_query_handle *rrddim_handle);
-time_t rrdeng_metric_latest_time(STORAGE_METRIC_HANDLE *db_metric_handle);
-time_t rrdeng_metric_oldest_time(STORAGE_METRIC_HANDLE *db_metric_handle);
-time_t rrdeng_load_align_to_optimal_before(struct storage_engine_query_handle *rrddim_handle);
-
-void rrdeng_get_37_statistics(struct rrdengine_instance *ctx, unsigned long long *array);
-
-/* must call once before using anything */
-int rrdeng_init(struct rrdengine_instance **ctxp, const char *dbfiles_path,
-                       unsigned disk_space_mb, size_t tier);
-
-void rrdeng_readiness_wait(struct rrdengine_instance *ctx);
-void rrdeng_exit_mode(struct rrdengine_instance *ctx);
-
-int rrdeng_exit(struct rrdengine_instance *ctx);
-void rrdeng_prepare_exit(struct rrdengine_instance *ctx);
-bool rrdeng_metric_retention_by_uuid(STORAGE_INSTANCE *db_instance, uuid_t *dim_uuid, time_t *first_entry_s, time_t *last_entry_s);
-
-extern STORAGE_METRICS_GROUP *rrdeng_metrics_group_get(STORAGE_INSTANCE *db_instance, uuid_t *uuid);
-extern void rrdeng_metrics_group_release(STORAGE_INSTANCE *db_instance, STORAGE_METRICS_GROUP *smg);
-
-typedef struct rrdengine_size_statistics {
-    size_t default_granularity_secs;
-
-    size_t sizeof_datafile;
-    size_t sizeof_page_in_cache;
-    size_t sizeof_point_data;
-    size_t sizeof_page_data;
-
-    size_t pages_per_extent;
-
-    size_t datafiles;
-    size_t extents;
-    size_t extents_pages;
-    size_t points;
-    size_t metrics;
-    size_t metrics_pages;
-
-    size_t extents_compressed_bytes;
-    size_t pages_uncompressed_bytes;
-    time_t pages_duration_secs;
-
-    struct {
-        size_t pages;
-        size_t pages_uncompressed_bytes;
-        time_t pages_duration_secs;
-        size_t points;
-    } page_types[256];
-
-    size_t single_point_pages;
-
-    time_t first_time_s;
-    time_t last_time_s;
-
-    size_t currently_collected_metrics;
-    size_t estimated_concurrently_collected_metrics;
-
-    size_t disk_space;
-    size_t max_disk_space;
-
-    time_t database_retention_secs;
-    double average_compression_savings;
-    double average_point_duration_secs;
-    double average_metric_retention_secs;
-
-    double ephemeral_metrics_per_day_percent;
-
-    double average_page_size_bytes;
-} RRDENG_SIZE_STATS;
-
-struct rrdeng_cache_efficiency_stats {
-    size_t queries;
-    size_t queries_planned_with_gaps;
-    size_t queries_executed_with_gaps;
-    size_t queries_open;
-    size_t queries_journal_v2;
-
-    size_t currently_running_queries;
-
-    // query planner output of the queries
-    size_t pages_total;
-    size_t pages_to_load_from_disk;
-    size_t extents_loaded_from_disk;
-
-    // pages metadata sources
-    size_t pages_meta_source_main_cache;
-    size_t pages_meta_source_open_cache;
-    size_t pages_meta_source_journal_v2;
-
-    // preloading
-    size_t page_next_wait_failed;
-    size_t page_next_wait_loaded;
-    size_t page_next_nowait_failed;
-    size_t page_next_nowait_loaded;
-
-    // pages data sources
-    size_t pages_data_source_main_cache;
-    size_t pages_data_source_main_cache_at_pass4;
-    size_t pages_data_source_disk;
-    size_t pages_data_source_extent_cache;              // loaded by a cached extent
-
-    // cache hits at different points
-    size_t pages_load_ok_loaded_but_cache_hit_while_inserting; // found in cache while inserting it (conflict)
-
-    // loading
-    size_t pages_load_extent_merged;
-    size_t pages_load_ok_uncompressed;
-    size_t pages_load_ok_compressed;
-    size_t pages_load_fail_invalid_page_in_extent;
-    size_t pages_load_fail_cant_mmap_extent;
-    size_t pages_load_fail_datafile_not_available;
-    size_t pages_load_fail_unroutable;
-    size_t pages_load_fail_not_found;
-    size_t pages_load_fail_invalid_extent;
-    size_t pages_load_fail_cancelled;
-
-    // timings for query preparation
-    size_t prep_time_to_route;
-    size_t prep_time_in_main_cache_lookup;
-    size_t prep_time_in_open_cache_lookup;
-    size_t prep_time_in_journal_v2_lookup;
-    size_t prep_time_in_pass4_lookup;
-
-    // timings the query thread experiences
-    size_t query_time_init;
-    size_t query_time_wait_for_prep;
-    size_t query_time_to_slow_disk_next_page;
-    size_t query_time_to_fast_disk_next_page;
-    size_t query_time_to_slow_preload_next_page;
-    size_t query_time_to_fast_preload_next_page;
-
-    // query issues
-    size_t pages_zero_time_skipped;
-    size_t pages_past_time_skipped;
-    size_t pages_overlapping_skipped;
-    size_t pages_invalid_size_skipped;
-    size_t pages_invalid_update_every_fixed;
-    size_t pages_invalid_entries_fixed;
-
-    // database events
-    size_t journal_v2_mapped;
-    size_t journal_v2_unmapped;
-    size_t datafile_creation_started;
-    size_t datafile_deletion_started;
-    size_t datafile_deletion_spin;
-    size_t journal_v2_indexing_started;
-    size_t metrics_retention_started;
-};
-
-struct rrdeng_buffer_sizes {
-    size_t workers;
-    size_t pdc;
-    size_t wal;
-    size_t descriptors;
-    size_t xt_io;
-    size_t xt_buf;
-    size_t handles;
-    size_t opcodes;
-    size_t epdl;
-    size_t deol;
-    size_t pd;
-    size_t pgc;
-    size_t mrg;
-#ifdef PDC_USE_JULYL
-    size_t julyl;
-#endif
-};
-
-struct rrdeng_buffer_sizes rrdeng_get_buffer_sizes(void);
-struct rrdeng_cache_efficiency_stats rrdeng_get_cache_efficiency_stats(void);
-
-RRDENG_SIZE_STATS rrdeng_size_statistics(struct rrdengine_instance *ctx);
-size_t rrdeng_collectors_running(struct rrdengine_instance *ctx);
-bool rrdeng_is_legacy(STORAGE_INSTANCE *db_instance);
-
-uint64_t rrdeng_disk_space_max(STORAGE_INSTANCE *db_instance);
-uint64_t rrdeng_disk_space_used(STORAGE_INSTANCE *db_instance);
-
-#endif /* NETDATA_RRDENGINEAPI_H */