diff options
Diffstat (limited to 'src/rrd.c')
| -rw-r--r-- | src/rrd.c | 239 |
1 files changed, 156 insertions, 83 deletions
@@ -56,7 +56,7 @@ RRDHOST localhost = { void rrdhost_init(char *hostname) { localhost.hostname = hostname; localhost.health_log.next_log_id = - localhost.health_log.next_alarm_id = time(NULL); + localhost.health_log.next_alarm_id = now_realtime_sec(); } void rrdhost_rwlock(RRDHOST *host) { @@ -118,7 +118,7 @@ RRDFAMILY *rrdfamily_create(const char *id) { RRDFAMILY *ret = rrdfamily_index_add(&localhost, rc); if(ret != rc) - fatal("INTERNAL ERROR: Expected to INSERT RRDFAMILY '%s' into index, but inserted '%s'.", rc->family, (ret)?ret->family:"NONE"); + fatal("RRDFAMILY: INTERNAL ERROR: Expected to INSERT RRDFAMILY '%s' into index, but inserted '%s'.", rc->family, (ret)?ret->family:"NONE"); } rc->use_count++; @@ -130,10 +130,10 @@ void rrdfamily_free(RRDFAMILY *rc) { if(!rc->use_count) { RRDFAMILY *ret = rrdfamily_index_del(&localhost, rc); if(ret != rc) - fatal("INTERNAL ERROR: Expected to DELETE RRDFAMILY '%s' from index, but deleted '%s'.", rc->family, (ret)?ret->family:"NONE"); + fatal("RRDFAMILY: INTERNAL ERROR: Expected to DELETE RRDFAMILY '%s' from index, but deleted '%s'.", rc->family, (ret)?ret->family:"NONE"); if(rc->variables_root_index.avl_tree.root != NULL) - fatal("INTERNAL ERROR: Variables index of RRDFAMILY '%s' that is freed, is not empty.", rc->family); + fatal("RRDFAMILY: INTERNAL ERROR: Variables index of RRDFAMILY '%s' that is freed, is not empty.", rc->family); freez((void *)rc->family); freez(rc); @@ -222,8 +222,8 @@ static int rrddim_compare(void* a, void* b) { else return strcmp(((RRDDIM *)a)->id, ((RRDDIM *)b)->id); } -#define rrddim_index_add(st, rd) avl_insert_lock(&((st)->dimensions_index), (avl *)(rd)) -#define rrddim_index_del(st,rd ) avl_remove_lock(&((st)->dimensions_index), (avl *)(rd)) +#define rrddim_index_add(st, rd) (RRDDIM *)avl_insert_lock(&((st)->dimensions_index), (avl *)(rd)) +#define rrddim_index_del(st,rd ) (RRDDIM *)avl_remove_lock(&((st)->dimensions_index), (avl *)(rd)) static RRDDIM *rrddim_index_find(RRDSET *st, const char *id, uint32_t hash) { RRDDIM tmp; @@ -353,22 +353,36 @@ char *rrdset_strncpyz_name(char *to, const char *from, size_t length) void rrdset_set_name(RRDSET *st, const char *name) { - debug(D_RRD_CALLS, "rrdset_set_name() old: %s, new: %s", st->name, name); + if(unlikely(st->name && !strcmp(st->name, name))) + return; - if(st->name) { - rrdset_index_del_name(&localhost, st); - rrdsetvar_rename_all(st); - } + debug(D_RRD_CALLS, "rrdset_set_name() old: %s, new: %s", st->name, name); char b[CONFIG_MAX_VALUE + 1]; char n[RRD_ID_LENGTH_MAX + 1]; snprintfz(n, RRD_ID_LENGTH_MAX, "%s.%s", st->type, name); rrdset_strncpyz_name(b, n, CONFIG_MAX_VALUE); - st->name = config_get(st->id, "name", b); - st->hash_name = simple_hash(st->name); - rrdset_index_add_name(&localhost, st); + if(st->name) { + rrdset_index_del_name(&localhost, st); + st->name = config_set_default(st->id, "name", b); + st->hash_name = simple_hash(st->name); + rrdsetvar_rename_all(st); + } + else { + st->name = config_get(st->id, "name", b); + st->hash_name = simple_hash(st->name); + } + + pthread_rwlock_wrlock(&st->rwlock); + RRDDIM *rd; + for(rd = st->dimensions; rd ;rd = rd->next) + rrddimvar_rename_all(rd); + pthread_rwlock_unlock(&st->rwlock); + + if(unlikely(rrdset_index_add_name(&localhost, st) != st)) + error("RRDSET: INTERNAL ERROR: attempted to index duplicate chart name '%s'", st->name); } // ---------------------------------------------------------------------------- @@ -425,7 +439,7 @@ void rrdset_reset(RRDSET *st) memset(rd->values, 0, rd->entries * sizeof(storage_number)); } } -static long align_entries_to_pagesize(long entries) { +static inline long align_entries_to_pagesize(long entries) { if(entries < 5) entries = 5; if(entries > RRD_HISTORY_ENTRIES_MAX) entries = RRD_HISTORY_ENTRIES_MAX; @@ -447,6 +461,11 @@ static long align_entries_to_pagesize(long entries) { #endif } +static inline void timeval_align(struct timeval *tv, int update_every) { + tv->tv_sec -= tv->tv_sec % update_every; + tv->tv_usec = 500000; +} + RRDSET *rrdset_create(const char *type, const char *id, const char *name, const char *family, const char *context, const char *title, const char *units, long priority, int update_every, int chart_type) { if(!type || !type[0]) { @@ -461,11 +480,10 @@ RRDSET *rrdset_create(const char *type, const char *id, const char *name, const char fullid[RRD_ID_LENGTH_MAX + 1]; char fullfilename[FILENAME_MAX + 1]; - RRDSET *st = NULL; snprintfz(fullid, RRD_ID_LENGTH_MAX, "%s.%s", type, id); - st = rrdset_find(fullid); + RRDSET *st = rrdset_find(fullid); if(st) { error("Cannot create rrd stats for '%s', it already exists.", fullid); return st; @@ -508,11 +526,15 @@ RRDSET *rrdset_create(const char *type, const char *id, const char *name, const error("File %s does not have the desired update frequency. Clearing it.", fullfilename); memset(st, 0, size); } - else if((time(NULL) - st->last_updated.tv_sec) > update_every * entries) { + else if((now_realtime_sec() - st->last_updated.tv_sec) > update_every * entries) { errno = 0; error("File %s is too old. Clearing it.", fullfilename); memset(st, 0, size); } + + // make sure the database is aligned + if(st->last_updated.tv_sec) + timeval_align(&st->last_updated, update_every); } if(st) { @@ -527,6 +549,11 @@ RRDSET *rrdset_create(const char *type, const char *id, const char *name, const st->mapped = rrd_memory_mode; st->variables = NULL; st->alarms = NULL; + memset(&st->rwlock, 0, sizeof(pthread_rwlock_t)); + memset(&st->avl, 0, sizeof(avl)); + memset(&st->avlname, 0, sizeof(avl)); + memset(&st->variables_root_index, 0, sizeof(avl_tree_lock)); + memset(&st->dimensions_index, 0, sizeof(avl_tree_lock)); } else { st = callocz(1, size); @@ -588,8 +615,10 @@ RRDSET *rrdset_create(const char *type, const char *id, const char *name, const { char varvalue[CONFIG_MAX_VALUE + 1]; + char varvalue2[CONFIG_MAX_VALUE + 1]; snprintfz(varvalue, CONFIG_MAX_VALUE, "%s (%s)", title?title:"", st->name); - st->title = config_get(st->id, "title", varvalue); + json_escape_string(varvalue2, varvalue, sizeof(varvalue2)); + st->title = config_get(st->id, "title", varvalue2); } st->rrdfamily = rrdfamily_create(st->family); @@ -606,7 +635,8 @@ RRDSET *rrdset_create(const char *type, const char *id, const char *name, const rrdsetvar_create(st, "update_every", RRDVAR_TYPE_INT, &st->update_every, 0); } - rrdset_index_add(&localhost, st); + if(unlikely(rrdset_index_add(&localhost, st) != st)) + error("RRDSET: INTERNAL ERROR: attempt to index duplicate chart '%s'", st->id); rrdsetcalc_link_matching(st); rrdcalctemplate_link_matching(st); @@ -618,21 +648,29 @@ RRDSET *rrdset_create(const char *type, const char *id, const char *name, const RRDDIM *rrddim_add(RRDSET *st, const char *id, const char *name, long multiplier, long divisor, int algorithm) { + RRDDIM *rd = rrddim_find(st, id); + if(rd) { + debug(D_RRD_CALLS, "Cannot create rrd dimension '%s/%s', it already exists.", st->id, name?name:"<NONAME>"); + return rd; + } + char filename[FILENAME_MAX + 1]; char fullfilename[FILENAME_MAX + 1]; char varname[CONFIG_MAX_NAME + 1]; - RRDDIM *rd = NULL; unsigned long size = sizeof(RRDDIM) + (st->entries * sizeof(storage_number)); debug(D_RRD_CALLS, "Adding dimension '%s/%s'.", st->id, id); rrdset_strncpyz_name(filename, id, FILENAME_MAX); snprintfz(fullfilename, FILENAME_MAX, "%s/%s.db", st->cache_dir, filename); - if(rrd_memory_mode != RRD_MEMORY_MODE_RAM) rd = (RRDDIM *)mymmap(fullfilename, size, ((rrd_memory_mode == RRD_MEMORY_MODE_MAP)?MAP_SHARED:MAP_PRIVATE), 1); + + if(rrd_memory_mode != RRD_MEMORY_MODE_RAM) + rd = (RRDDIM *)mymmap(fullfilename, size, ((rrd_memory_mode == RRD_MEMORY_MODE_MAP)?MAP_SHARED:MAP_PRIVATE), 1); + if(rd) { struct timeval now; - gettimeofday(&now, NULL); + now_realtime_timeval(&now); if(strcmp(rd->magic, RRDDIMENSION_MAGIC) != 0) { errno = 0; @@ -664,7 +702,7 @@ RRDDIM *rrddim_add(RRDSET *st, const char *id, const char *name, long multiplier error("File %s does not have the same refresh frequency. Clearing it.", fullfilename); memset(rd, 0, size); } - else if(usec_dt(&now, &rd->last_collected_time) > (rd->entries * rd->update_every * 1000000ULL)) { + else if(dt_usec(&now, &rd->last_collected_time) > (rd->entries * rd->update_every * USEC_PER_SEC)) { errno = 0; error("File %s is too old. Clearing it.", fullfilename); memset(rd, 0, size); @@ -685,6 +723,7 @@ RRDDIM *rrddim_add(RRDSET *st, const char *id, const char *name, long multiplier rd->variables = NULL; rd->next = NULL; rd->name = NULL; + memset(&rd->avl, 0, sizeof(avl)); } else { // if we didn't manage to get a mmap'd dimension, just create one @@ -748,18 +787,22 @@ RRDDIM *rrddim_add(RRDSET *st, const char *id, const char *name, long multiplier pthread_rwlock_unlock(&st->rwlock); - rrddim_index_add(st, rd); + if(unlikely(rrddim_index_add(st, rd) != rd)) + error("RRDDIM: INTERNAL ERROR: attempt to index duplicate dimension '%s' on chart '%s'", rd->id, st->id); return(rd); } void rrddim_set_name(RRDSET *st, RRDDIM *rd, const char *name) { - debug(D_RRD_CALLS, "rrddim_set_name() %s.%s", st->name, rd->name); + if(unlikely(rd->name && !strcmp(rd->name, name))) + return; + + debug(D_RRD_CALLS, "rrddim_set_name() from %s.%s to %s.%s", st->name, rd->name, st->name, name); char varname[CONFIG_MAX_NAME + 1]; snprintfz(varname, CONFIG_MAX_NAME, "dim %s name", rd->id); - config_set_default(st->id, varname, name); + rd->name = config_set_default(st->id, varname, name); rrddimvar_rename_all(rd); } @@ -784,7 +827,8 @@ void rrddim_free(RRDSET *st, RRDDIM *rd) while(rd->variables) rrddimvar_free(rd->variables); - rrddim_index_del(st, rd); + if(unlikely(rrddim_index_del(st, rd) != rd)) + error("RRDDIM: INTERNAL ERROR: attempt to remove from index dimension '%s' on chart '%s', removed a different dimension.", rd->id, st->id); // free(rd->annotations); if(rd->mapped == RRD_MEMORY_MODE_SAVE) { @@ -825,7 +869,10 @@ void rrdset_free_all(void) while(st->dimensions) rrddim_free(st, st->dimensions); - rrdset_index_del(&localhost, st); + if(unlikely(rrdset_index_del(&localhost, st) != st)) + error("RRDSET: INTERNAL ERROR: attempt to remove from index chart '%s', removed a different chart.", st->id); + + rrdset_index_del_name(&localhost, st); st->rrdfamily->use_count--; if(!st->rrdfamily->use_count) @@ -833,14 +880,7 @@ void rrdset_free_all(void) pthread_rwlock_unlock(&st->rwlock); - if(st->mapped == RRD_MEMORY_MODE_SAVE) { - debug(D_RRD_CALLS, "Saving stats '%s' to '%s'.", st->name, st->cache_filename); - savememory(st->cache_filename, st, st->memsize); - - debug(D_RRD_CALLS, "Unmapping stats '%s'.", st->name); - munmap(st, st->memsize); - } - else if(st->mapped == RRD_MEMORY_MODE_MAP) { + if(st->mapped == RRD_MEMORY_MODE_SAVE || st->mapped == RRD_MEMORY_MODE_MAP) { debug(D_RRD_CALLS, "Unmapping stats '%s'.", st->name); munmap(st, st->memsize); } @@ -862,9 +902,12 @@ void rrdset_save_all(void) { RRDSET *st; RRDDIM *rd; + // we get an write lock + // to ensure only one thread is saving the database rrdhost_rwlock(&localhost); + for(st = localhost.rrdset_root; st ; st = st->next) { - pthread_rwlock_wrlock(&st->rwlock); + pthread_rwlock_rdlock(&st->rwlock); if(st->mapped == RRD_MEMORY_MODE_SAVE) { debug(D_RRD_CALLS, "Saving stats '%s' to '%s'.", st->name, st->cache_filename); @@ -880,6 +923,7 @@ void rrdset_save_all(void) { pthread_rwlock_unlock(&st->rwlock); } + rrdhost_unlock(&localhost); } @@ -953,7 +997,7 @@ collected_number rrddim_set_by_pointer(RRDSET *st, RRDDIM *rd, collected_number { debug(D_RRD_CALLS, "rrddim_set_by_pointer() for chart %s, dimension %s, value " COLLECTED_NUMBER_FORMAT, st->name, rd->name, value); - gettimeofday(&rd->last_collected_time, NULL); + now_realtime_timeval(&rd->last_collected_time); rd->collected_value = value; rd->updated = 1; rd->counter++; @@ -974,38 +1018,61 @@ collected_number rrddim_set(RRDSET *st, const char *id, collected_number value) return rrddim_set_by_pointer(st, rd, value); } -void rrdset_next_usec(RRDSET *st, unsigned long long microseconds) +void rrdset_next_usec_unfiltered(RRDSET *st, usec_t microseconds) { - if(!microseconds) rrdset_next(st); - else { - debug(D_RRD_CALLS, "rrdset_next_usec() for chart %s with microseconds %llu", st->name, microseconds); - - if(unlikely(st->debug)) debug(D_RRD_STATS, "%s: NEXT: %llu microseconds", st->name, microseconds); - st->usec_since_last_update = microseconds; + if(unlikely(!st->last_collected_time.tv_sec || !microseconds)) { + // the first entry + microseconds = st->update_every * USEC_PER_SEC; } + st->usec_since_last_update = microseconds; } -void rrdset_next(RRDSET *st) +void rrdset_next_usec(RRDSET *st, usec_t microseconds) { - unsigned long long microseconds = 0; + struct timeval now; + now_realtime_timeval(&now); - if(likely(st->last_collected_time.tv_sec)) { - struct timeval now; - gettimeofday(&now, NULL); - microseconds = usec_dt(&now, &st->last_collected_time); + if(unlikely(!st->last_collected_time.tv_sec)) { + // the first entry + microseconds = st->update_every * USEC_PER_SEC; + } + else if(unlikely(!microseconds)) { + // no dt given by the plugin + microseconds = dt_usec(&now, &st->last_collected_time); } - // prevent infinite loop - else microseconds = st->update_every * 1000000ULL; + else { + // microseconds has the time since the last collection + usec_t now_usec = timeval_usec(&now); + usec_t last_usec = timeval_usec(&st->last_collected_time); + usec_t since_last_usec = dt_usec(&now, &st->last_collected_time); - rrdset_next_usec(st, microseconds); -} + // verify the microseconds given is good + if(unlikely(microseconds > since_last_usec)) { + debug(D_RRD_CALLS, "dt %llu usec given is too big - it leads %llu usec to the future, for chart '%s' (%s).", microseconds, microseconds - since_last_usec, st->name, st->id); -void rrdset_next_plugins(RRDSET *st) -{ - rrdset_next(st); +#ifdef NETDATA_INTERNAL_CHECKS + if(unlikely(last_usec + microseconds > now_usec + 1000)) + error("dt %llu usec given is too big - it leads %llu usec to the future, for chart '%s' (%s).", microseconds, microseconds - since_last_usec, st->name, st->id); +#endif + + microseconds = since_last_usec; + } + else if(unlikely(microseconds < since_last_usec * 0.8)) { + debug(D_RRD_CALLS, "dt %llu usec given is too small - expected %llu usec up to -20%%, for chart '%s' (%s).", microseconds, since_last_usec, st->name, st->id); + +#ifdef NETDATA_INTERNAL_CHECKS + error("dt %llu usec given is too small - expected %llu usec up to -20%%, for chart '%s' (%s).", microseconds, since_last_usec, st->name, st->id); +#endif + microseconds = since_last_usec; + } + } + debug(D_RRD_CALLS, "rrdset_next_usec() for chart %s with microseconds %llu", st->name, microseconds); + + if(unlikely(st->debug)) debug(D_RRD_STATS, "%s: NEXT: %llu microseconds", st->name, microseconds); + st->usec_since_last_update = microseconds; } -unsigned long long rrdset_done(RRDSET *st) +usec_t rrdset_done(RRDSET *st) { if(unlikely(netdata_exit)) return 0; @@ -1023,12 +1090,12 @@ unsigned long long rrdset_done(RRDSET *st) unsigned int stored_entries = 0; // the number of entries we have stored in the db, during this call to rrdset_done() - unsigned long long + usec_t last_collect_ut, // the timestamp in microseconds, of the last collected value now_collect_ut, // the timestamp in microseconds, of this collected value (this is NOW) last_stored_ut, // the timestamp in microseconds, of the last stored entry in the db next_store_ut, // the timestamp in microseconds, of the next entry to store in the db - update_every_ut = st->update_every * 1000000ULL; // st->update_every in microseconds + update_every_ut = st->update_every * USEC_PER_SEC; // st->update_every in microseconds if(unlikely(pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, &pthreadoldcancelstate) != 0)) error("Cannot set pthread cancel state to DISABLE."); @@ -1044,7 +1111,7 @@ unsigned long long rrdset_done(RRDSET *st) // check if the chart has a long time to be updated if(unlikely(st->usec_since_last_update > st->entries * update_every_ut)) { - info("%s: took too long to be updated (%0.3Lf secs). Reseting it.", st->name, (long double)(st->usec_since_last_update / 1000000.0)); + info("%s: took too long to be updated (%0.3Lf secs). Resetting it.", st->name, (long double)(st->usec_since_last_update / 1000000.0)); rrdset_reset(st); st->usec_since_last_update = update_every_ut; first_entry = 1; @@ -1055,8 +1122,10 @@ unsigned long long rrdset_done(RRDSET *st) if(unlikely(!st->last_collected_time.tv_sec)) { // it is the first entry // set the last_collected_time to now - gettimeofday(&st->last_collected_time, NULL); - last_collect_ut = st->last_collected_time.tv_sec * 1000000ULL + st->last_collected_time.tv_usec - update_every_ut; + now_realtime_timeval(&st->last_collected_time); + timeval_align(&st->last_collected_time, st->update_every); + + last_collect_ut = st->last_collected_time.tv_sec * USEC_PER_SEC + st->last_collected_time.tv_usec - update_every_ut; // the first entry should not be stored store_this_entry = 0; @@ -1067,10 +1136,10 @@ unsigned long long rrdset_done(RRDSET *st) else { // it is not the first entry // calculate the proper last_collected_time, using usec_since_last_update - last_collect_ut = st->last_collected_time.tv_sec * 1000000ULL + st->last_collected_time.tv_usec; - unsigned long long ut = last_collect_ut + st->usec_since_last_update; - st->last_collected_time.tv_sec = (time_t) (ut / 1000000ULL); - st->last_collected_time.tv_usec = (suseconds_t) (ut % 1000000ULL); + last_collect_ut = st->last_collected_time.tv_sec * USEC_PER_SEC + st->last_collected_time.tv_usec; + usec_t ut = last_collect_ut + st->usec_since_last_update; + st->last_collected_time.tv_sec = (time_t) (ut / USEC_PER_SEC); + st->last_collected_time.tv_usec = (suseconds_t) (ut % USEC_PER_SEC); } // if this set has not been updated in the past @@ -1078,9 +1147,9 @@ unsigned long long rrdset_done(RRDSET *st) if(unlikely(!st->last_updated.tv_sec)) { // it has never been updated before // set a fake last_updated, in the past using usec_since_last_update - unsigned long long ut = st->last_collected_time.tv_sec * 1000000ULL + st->last_collected_time.tv_usec - st->usec_since_last_update; - st->last_updated.tv_sec = (time_t) (ut / 1000000ULL); - st->last_updated.tv_usec = (suseconds_t) (ut % 1000000ULL); + usec_t ut = st->last_collected_time.tv_sec * USEC_PER_SEC + st->last_collected_time.tv_usec - st->usec_since_last_update; + st->last_updated.tv_sec = (time_t) (ut / USEC_PER_SEC); + st->last_updated.tv_usec = (suseconds_t) (ut % USEC_PER_SEC); // the first entry should not be stored store_this_entry = 0; @@ -1090,17 +1159,18 @@ unsigned long long rrdset_done(RRDSET *st) } // check if we will re-write the entire data set - if(unlikely(usec_dt(&st->last_collected_time, &st->last_updated) > st->entries * update_every_ut)) { - info("%s: too old data (last updated at %ld.%ld, last collected at %ld.%ld). Reseting it. Will not store the next entry.", st->name, st->last_updated.tv_sec, st->last_updated.tv_usec, st->last_collected_time.tv_sec, st->last_collected_time.tv_usec); + if(unlikely(dt_usec(&st->last_collected_time, &st->last_updated) > st->entries * update_every_ut)) { + info("%s: too old data (last updated at %ld.%ld, last collected at %ld.%ld). Resetting it. Will not store the next entry.", st->name, st->last_updated.tv_sec, st->last_updated.tv_usec, st->last_collected_time.tv_sec, st->last_collected_time.tv_usec); rrdset_reset(st); st->usec_since_last_update = update_every_ut; - gettimeofday(&st->last_collected_time, NULL); + now_realtime_timeval(&st->last_collected_time); + timeval_align(&st->last_collected_time, st->update_every); - unsigned long long ut = st->last_collected_time.tv_sec * 1000000ULL + st->last_collected_time.tv_usec - st->usec_since_last_update; - st->last_updated.tv_sec = (time_t) (ut / 1000000ULL); - st->last_updated.tv_usec = (suseconds_t) (ut % 1000000ULL); + usec_t ut = st->last_collected_time.tv_sec * USEC_PER_SEC + st->last_collected_time.tv_usec - st->usec_since_last_update; + st->last_updated.tv_sec = (time_t) (ut / USEC_PER_SEC); + st->last_updated.tv_usec = (suseconds_t) (ut % USEC_PER_SEC); // the first entry should not be stored store_this_entry = 0; @@ -1111,9 +1181,9 @@ unsigned long long rrdset_done(RRDSET *st) // last_stored_ut = the last time we added a value to the storage // now_collect_ut = the time the current value has been collected // next_store_ut = the time of the next interpolation point - last_stored_ut = st->last_updated.tv_sec * 1000000ULL + st->last_updated.tv_usec; - now_collect_ut = st->last_collected_time.tv_sec * 1000000ULL + st->last_collected_time.tv_usec; - next_store_ut = (st->last_updated.tv_sec + st->update_every) * 1000000ULL; + last_stored_ut = st->last_updated.tv_sec * USEC_PER_SEC + st->last_updated.tv_usec; + now_collect_ut = st->last_collected_time.tv_sec * USEC_PER_SEC + st->last_collected_time.tv_usec; + next_store_ut = (st->last_updated.tv_sec + st->update_every) * USEC_PER_SEC; if(unlikely(st->debug)) { debug(D_RRD_STATS, "%s: last_collect_ut = %0.3Lf (last collection time)", st->name, (long double)last_collect_ut/1000000.0); @@ -1311,9 +1381,12 @@ unsigned long long rrdset_done(RRDSET *st) if(unlikely(now_collect_ut < next_store_ut)) { // this is collected in the same interpolation point if(unlikely(st->debug)) debug(D_RRD_STATS, "%s: THIS IS IN THE SAME INTERPOLATION POINT", st->name); +#ifdef NETDATA_INTERNAL_CHECKS + info("%s is collected in the same interpolation point: short by %llu microseconds", st->name, next_store_ut - now_collect_ut); +#endif } - unsigned long long first_ut = last_stored_ut; + usec_t first_ut = last_stored_ut; long long iterations = (now_collect_ut - last_stored_ut) / (update_every_ut); if((now_collect_ut % (update_every_ut)) == 0) iterations++; @@ -1327,7 +1400,7 @@ unsigned long long rrdset_done(RRDSET *st) debug(D_RRD_STATS, "%s: next_store_ut = %0.3Lf (next interpolation point)", st->name, (long double)next_store_ut/1000000.0); } - st->last_updated.tv_sec = (time_t) (next_store_ut / 1000000ULL); + st->last_updated.tv_sec = (time_t) (next_store_ut / USEC_PER_SEC); st->last_updated.tv_usec = 0; for( rd = st->dimensions ; likely(rd) ; rd = rd->next ) { |