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-rw-r--r--database/Makefile.in466
-rw-r--r--database/rrd.h39
-rw-r--r--database/rrddim.c12
-rw-r--r--database/rrdhost.c2
-rw-r--r--database/rrdset.c58
5 files changed, 542 insertions, 35 deletions
diff --git a/database/Makefile.in b/database/Makefile.in
new file mode 100644
index 000000000..f9996056a
--- /dev/null
+++ b/database/Makefile.in
@@ -0,0 +1,466 @@
+# Makefile.in generated by automake 1.14.1 from Makefile.am.
+# @configure_input@
+
+# Copyright (C) 1994-2013 Free Software Foundation, Inc.
+
+# This Makefile.in is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
+# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
+# PARTICULAR PURPOSE.
+
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diff --git a/database/rrd.h b/database/rrd.h
index 24705ebb1..1572e62ab 100644
--- a/database/rrd.h
+++ b/database/rrd.h
@@ -31,6 +31,7 @@ typedef struct alarm_entry ALARM_ENTRY;
extern int default_rrd_update_every;
extern int default_rrd_history_entries;
extern int gap_when_lost_iterations_above;
+extern time_t rrdset_free_obsolete_time;
#define RRD_ID_LENGTH_MAX 200
@@ -123,7 +124,8 @@ typedef struct rrdfamily RRDFAMILY;
typedef enum rrddim_flags {
RRDDIM_FLAG_NONE = 0,
RRDDIM_FLAG_HIDDEN = (1 << 0), // this dimension will not be offered to callers
- RRDDIM_FLAG_DONT_DETECT_RESETS_OR_OVERFLOWS = (1 << 1) // do not offer RESET or OVERFLOW info to callers
+ RRDDIM_FLAG_DONT_DETECT_RESETS_OR_OVERFLOWS = (1 << 1), // do not offer RESET or OVERFLOW info to callers
+ RRDDIM_FLAG_OBSOLETE = (1 << 2) // this is marked by the collector/module as obsolete
} RRDDIM_FLAGS;
#ifdef HAVE_C___ATOMIC
@@ -242,21 +244,22 @@ struct rrddim {
// and may lead to missing information.
typedef enum rrdset_flags {
- RRDSET_FLAG_ENABLED = 1 << 0, // enables or disables a chart
- RRDSET_FLAG_DETAIL = 1 << 1, // if set, the data set should be considered as a detail of another
- // (the master data set should be the one that has the same family and is not detail)
- RRDSET_FLAG_DEBUG = 1 << 2, // enables or disables debugging for a chart
- RRDSET_FLAG_OBSOLETE = 1 << 3, // this is marked by the collector/module as obsolete
- RRDSET_FLAG_BACKEND_SEND = 1 << 4, // if set, this chart should be sent to backends
- RRDSET_FLAG_BACKEND_IGNORE = 1 << 5, // if set, this chart should not be sent to backends
- RRDSET_FLAG_UPSTREAM_SEND = 1 << 6, // if set, this chart should be sent upstream (streaming)
- RRDSET_FLAG_UPSTREAM_IGNORE = 1 << 7, // if set, this chart should not be sent upstream (streaming)
- RRDSET_FLAG_UPSTREAM_EXPOSED = 1 << 8, // if set, we have sent this chart definition to netdata master (streaming)
- RRDSET_FLAG_STORE_FIRST = 1 << 9, // if set, do not eliminate the first collection during interpolation
- RRDSET_FLAG_HETEROGENEOUS = 1 << 10, // if set, the chart is not homogeneous (dimensions in it have multiple algorithms, multipliers or dividers)
- RRDSET_FLAG_HOMEGENEOUS_CHECK = 1 << 11, // if set, the chart should be checked to determine if the dimensions as homogeneous
- RRDSET_FLAG_HIDDEN = 1 << 12, // if set, do not show this chart on the dashboard, but use it for backends
- RRDSET_FLAG_SYNC_CLOCK = 1 << 13, // if set, microseconds on next data collection will be ignored (the chart will be synced to now)
+ RRDSET_FLAG_ENABLED = 1 << 0, // enables or disables a chart
+ RRDSET_FLAG_DETAIL = 1 << 1, // if set, the data set should be considered as a detail of another
+ // (the master data set should be the one that has the same family and is not detail)
+ RRDSET_FLAG_DEBUG = 1 << 2, // enables or disables debugging for a chart
+ RRDSET_FLAG_OBSOLETE = 1 << 3, // this is marked by the collector/module as obsolete
+ RRDSET_FLAG_BACKEND_SEND = 1 << 4, // if set, this chart should be sent to backends
+ RRDSET_FLAG_BACKEND_IGNORE = 1 << 5, // if set, this chart should not be sent to backends
+ RRDSET_FLAG_UPSTREAM_SEND = 1 << 6, // if set, this chart should be sent upstream (streaming)
+ RRDSET_FLAG_UPSTREAM_IGNORE = 1 << 7, // if set, this chart should not be sent upstream (streaming)
+ RRDSET_FLAG_UPSTREAM_EXPOSED = 1 << 8, // if set, we have sent this chart definition to netdata master (streaming)
+ RRDSET_FLAG_STORE_FIRST = 1 << 9, // if set, do not eliminate the first collection during interpolation
+ RRDSET_FLAG_HETEROGENEOUS = 1 << 10, // if set, the chart is not homogeneous (dimensions in it have multiple algorithms, multipliers or dividers)
+ RRDSET_FLAG_HOMEGENEOUS_CHECK = 1 << 11, // if set, the chart should be checked to determine if the dimensions as homogeneous
+ RRDSET_FLAG_HIDDEN = 1 << 12, // if set, do not show this chart on the dashboard, but use it for backends
+ RRDSET_FLAG_SYNC_CLOCK = 1 << 13, // if set, microseconds on next data collection will be ignored (the chart will be synced to now)
+ RRDSET_FLAG_OBSOLETE_DIMENSIONS = 1 << 14 // this is marked by the collector/module when a chart has obsolete dimensions
} RRDSET_FLAGS;
#ifdef HAVE_C___ATOMIC
@@ -846,6 +849,9 @@ extern RRDDIM *rrddim_find(RRDSET *st, const char *id);
extern int rrddim_hide(RRDSET *st, const char *id);
extern int rrddim_unhide(RRDSET *st, const char *id);
+extern void rrddim_is_obsolete(RRDSET *st, RRDDIM *rd);
+extern void rrddim_isnot_obsolete(RRDSET *st, RRDDIM *rd);
+
extern collected_number rrddim_set_by_pointer(RRDSET *st, RRDDIM *rd, collected_number value);
extern collected_number rrddim_set(RRDSET *st, const char *id, collected_number value);
@@ -879,6 +885,7 @@ extern void rrdset_free(RRDSET *st);
extern void rrdset_reset(RRDSET *st);
extern void rrdset_save(RRDSET *st);
extern void rrdset_delete(RRDSET *st);
+extern void rrdset_delete_obsolete_dimensions(RRDSET *st);
extern void rrdhost_cleanup_obsolete_charts(RRDHOST *host);
diff --git a/database/rrddim.c b/database/rrddim.c
index e98f702fe..0a5549b98 100644
--- a/database/rrddim.c
+++ b/database/rrddim.c
@@ -368,6 +368,18 @@ int rrddim_unhide(RRDSET *st, const char *id) {
return 0;
}
+inline void rrddim_is_obsolete(RRDSET *st, RRDDIM *rd) {
+ debug(D_RRD_CALLS, "rrddim_is_obsolete() for chart %s, dimension %s", st->name, rd->name);
+
+ rrddim_flag_set(rd, RRDDIM_FLAG_OBSOLETE);
+ rrdset_flag_set(st, RRDSET_FLAG_OBSOLETE_DIMENSIONS);
+}
+
+inline void rrddim_isnot_obsolete(RRDSET *st, RRDDIM *rd) {
+ debug(D_RRD_CALLS, "rrddim_isnot_obsolete() for chart %s, dimension %s", st->name, rd->name);
+
+ rrddim_flag_clear(rd, RRDDIM_FLAG_OBSOLETE);
+}
// ----------------------------------------------------------------------------
// RRDDIM - collect values for a dimension
diff --git a/database/rrdhost.c b/database/rrdhost.c
index 7234db9a0..40a428ca9 100644
--- a/database/rrdhost.c
+++ b/database/rrdhost.c
@@ -665,6 +665,8 @@ void rrdhost_cleanup_charts(RRDHOST *host) {
if(rrdhost_delete_obsolete_charts && rrdset_flag_check(st, RRDSET_FLAG_OBSOLETE))
rrdset_delete(st);
+ else if(rrdhost_delete_obsolete_charts && rrdset_flag_check(st, RRDSET_FLAG_OBSOLETE_DIMENSIONS))
+ rrdset_delete_obsolete_dimensions(st);
else
rrdset_save(st);
diff --git a/database/rrdset.c b/database/rrdset.c
index d74ac91ab..fb22b38de 100644
--- a/database/rrdset.c
+++ b/database/rrdset.c
@@ -417,6 +417,24 @@ void rrdset_delete(RRDSET *st) {
recursively_delete_dir(st->cache_dir, "left-over chart");
}
+void rrdset_delete_obsolete_dimensions(RRDSET *st) {
+ RRDDIM *rd;
+
+ rrdset_check_rdlock(st);
+
+ info("Deleting dimensions of chart '%s' ('%s') from disk...", st->id, st->name);
+
+ rrddim_foreach_read(rd, st) {
+ if(rrddim_flag_check(rd, RRDDIM_FLAG_OBSOLETE)) {
+ if(likely(rd->rrd_memory_mode == RRD_MEMORY_MODE_SAVE || rd->rrd_memory_mode == RRD_MEMORY_MODE_MAP)) {
+ info("Deleting dimension file '%s'.", rd->cache_filename);
+ if(unlikely(unlink(rd->cache_filename) == -1))
+ error("Cannot delete dimension file '%s'", rd->cache_filename);
+ }
+ }
+ }
+}
+
// ----------------------------------------------------------------------------
// RRDSET - create a chart
@@ -1303,6 +1321,11 @@ void rrdset_done(RRDSET *st) {
continue;
}
+ if(unlikely(rrddim_flag_check(rd, RRDDIM_FLAG_OBSOLETE))) {
+ error("Dimension %s in chart '%s' has the OBSOLETE flag set, but it is collected.", rd->name, st->id);
+ rrddim_isnot_obsolete(st, rd);
+ }
+
#ifdef NETDATA_INTERNAL_CHECKS
rrdset_debug(st, "%s: START "
" last_collected_value = " COLLECTED_NUMBER_FORMAT
@@ -1582,37 +1605,37 @@ void rrdset_done(RRDSET *st) {
// ALL DONE ABOUT THE DATA UPDATE
// --------------------------------------------------------------------
-/*
- // find if there are any obsolete dimensions (not updated recently)
- if(unlikely(rrd_delete_unupdated_dimensions)) {
+ // find if there are any obsolete dimensions
+ time_t now = now_realtime_sec();
- for( rd = st->dimensions; likely(rd) ; rd = rd->next )
- if((rd->last_collected_time.tv_sec + (rrd_delete_unupdated_dimensions * st->update_every)) < st->last_collected_time.tv_sec)
+ if(unlikely(rrddim_flag_check(st, RRDSET_FLAG_OBSOLETE_DIMENSIONS))) {
+ rrddim_foreach_read(rd, st)
+ if(unlikely(rrddim_flag_check(rd, RRDDIM_FLAG_OBSOLETE)))
break;
if(unlikely(rd)) {
RRDDIM *last;
- // there is dimension to free
+ // there is a dimension to free
// upgrade our read lock to a write lock
rrdset_unlock(st);
rrdset_wrlock(st);
for( rd = st->dimensions, last = NULL ; likely(rd) ; ) {
- // remove it only it is not updated in rrd_delete_unupdated_dimensions seconds
-
- if(unlikely((rd->last_collected_time.tv_sec + (rrd_delete_unupdated_dimensions * st->update_every)) < st->last_collected_time.tv_sec)) {
+ if(unlikely(rd->last_collected_time.tv_sec + rrdset_free_obsolete_time < now)) {
info("Removing obsolete dimension '%s' (%s) of '%s' (%s).", rd->name, rd->id, st->name, st->id);
+ if(likely(rd->rrd_memory_mode == RRD_MEMORY_MODE_SAVE || rd->rrd_memory_mode == RRD_MEMORY_MODE_MAP)) {
+ info("Deleting dimension file '%s'.", rd->cache_filename);
+ if(unlikely(unlink(rd->cache_filename) == -1))
+ error("Cannot delete dimension file '%s'", rd->cache_filename);
+ }
+
if(unlikely(!last)) {
- st->dimensions = rd->next;
- rd->next = NULL;
rrddim_free(st, rd);
rd = st->dimensions;
continue;
}
else {
- last->next = rd->next;
- rd->next = NULL;
rrddim_free(st, rd);
rd = last->next;
continue;
@@ -1622,14 +1645,11 @@ void rrdset_done(RRDSET *st) {
last = rd;
rd = rd->next;
}
-
- if(unlikely(!st->dimensions)) {
- info("Disabling chart %s (%s) since it does not have any dimensions", st->name, st->id);
- st->enabled = 0;
- }
+ }
+ else {
+ rrdset_flag_clear(st, RRDSET_FLAG_OBSOLETE_DIMENSIONS);
}
}
-*/
rrdset_unlock(st);