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authorFederico Ceratto <federico.ceratto@gmail.com>2017-04-30 16:09:37 +0000
committerFederico Ceratto <federico.ceratto@gmail.com>2017-04-30 16:09:37 +0000
commit51f689a8e17ff3929acd2dbf39e936d2cd3ac723 (patch)
tree92e54f543171b69dcbc639be09d11221cf96ba28 /src/proc_diskstats.c
parentNew upstream version 1.5.0+dfsg (diff)
downloadnetdata-51f689a8e17ff3929acd2dbf39e936d2cd3ac723.tar.xz
netdata-51f689a8e17ff3929acd2dbf39e936d2cd3ac723.zip
New upstream version 1.6.0+dfsgupstream/1.6.0+dfsg
Diffstat (limited to 'src/proc_diskstats.c')
-rw-r--r--src/proc_diskstats.c556
1 files changed, 366 insertions, 190 deletions
diff --git a/src/proc_diskstats.c b/src/proc_diskstats.c
index 9ccac6dc7..a1b4072dd 100644
--- a/src/proc_diskstats.c
+++ b/src/proc_diskstats.c
@@ -6,6 +6,9 @@
#define DISK_TYPE_PARTITION 2
#define DISK_TYPE_CONTAINER 3
+#define CONFIG_SECTION_DISKSTATS "plugin:proc:/proc/diskstats"
+#define DELAULT_EXLUDED_DISKS "loop* ram*"
+
static struct disk {
char *disk; // the name of the disk (sda, sdb, etc)
unsigned long major;
@@ -25,9 +28,24 @@ static struct disk {
int do_util;
int do_backlog;
+ int updated;
+
+ RRDSET *st_avgsz;
+ RRDSET *st_await;
+ RRDSET *st_backlog;
+ RRDSET *st_io;
+ RRDSET *st_iotime;
+ RRDSET *st_mops;
+ RRDSET *st_ops;
+ RRDSET *st_qops;
+ RRDSET *st_svctm;
+ RRDSET *st_util;
+
struct disk *next;
} *disk_root = NULL;
+#define rrdset_obsolete_and_pointer_null(st) do { if(st) { rrdset_flag_set(st, RRDSET_FLAG_OBSOLETE); st = NULL; } } while(st)
+
static struct disk *get_disk(unsigned long major, unsigned long minor, char *disk) {
static char path_to_get_hw_sector_size[FILENAME_MAX + 1] = "";
static char path_to_get_hw_sector_size_partitions[FILENAME_MAX + 1] = "";
@@ -46,7 +64,7 @@ static struct disk *get_disk(unsigned long major, unsigned long minor, char *dis
// not found
// create a new disk structure
- d = (struct disk *)mallocz(sizeof(struct disk));
+ d = (struct disk *)callocz(1, sizeof(struct disk));
d->disk = strdupz(disk);
d->major = major;
@@ -72,8 +90,8 @@ static struct disk *get_disk(unsigned long major, unsigned long minor, char *dis
// get the default path for finding info about the block device
if(unlikely(!path_find_block_device[0])) {
- snprintfz(buffer, FILENAME_MAX, "%s%s", global_host_prefix, "/sys/dev/block/%lu:%lu/%s");
- snprintfz(path_find_block_device, FILENAME_MAX, "%s", config_get("plugin:proc:/proc/diskstats", "path to get block device infos", buffer));
+ snprintfz(buffer, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/dev/block/%lu:%lu/%s");
+ snprintfz(path_find_block_device, FILENAME_MAX, "%s", config_get(CONFIG_SECTION_DISKSTATS, "path to get block device infos", buffer));
}
// find if it is a partition
@@ -126,12 +144,12 @@ static struct disk *get_disk(unsigned long major, unsigned long minor, char *dis
// find the disk sector size
if(unlikely(!path_to_get_hw_sector_size[0])) {
- snprintfz(buffer, FILENAME_MAX, "%s%s", global_host_prefix, "/sys/block/%s/queue/hw_sector_size");
- snprintfz(path_to_get_hw_sector_size, FILENAME_MAX, "%s", config_get("plugin:proc:/proc/diskstats", "path to get h/w sector size", buffer));
+ snprintfz(buffer, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/block/%s/queue/hw_sector_size");
+ snprintfz(path_to_get_hw_sector_size, FILENAME_MAX, "%s", config_get(CONFIG_SECTION_DISKSTATS, "path to get h/w sector size", buffer));
}
if(unlikely(!path_to_get_hw_sector_size_partitions[0])) {
- snprintfz(buffer, FILENAME_MAX, "%s%s", global_host_prefix, "/sys/dev/block/%lu:%lu/subsystem/%s/../queue/hw_sector_size");
- snprintfz(path_to_get_hw_sector_size_partitions, FILENAME_MAX, "%s", config_get("plugin:proc:/proc/diskstats", "path to get h/w sector size for partitions", buffer));
+ snprintfz(buffer, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/sys/dev/block/%lu:%lu/subsystem/%s/../queue/hw_sector_size");
+ snprintfz(path_to_get_hw_sector_size_partitions, FILENAME_MAX, "%s", config_get(CONFIG_SECTION_DISKSTATS, "path to get h/w sector size for partitions", buffer));
}
{
@@ -170,7 +188,7 @@ static struct disk *get_disk(unsigned long major, unsigned long minor, char *dis
}
static inline int is_major_enabled(int major) {
- static char *major_configs = NULL;
+ static int8_t *major_configs = NULL;
static size_t major_size = 0;
if(major < 0) return 1;
@@ -178,7 +196,7 @@ static inline int is_major_enabled(int major) {
size_t wanted_size = (size_t)major + 1;
if(major_size < wanted_size) {
- major_configs = reallocz(major_configs, wanted_size);
+ major_configs = reallocz(major_configs, wanted_size * sizeof(int8_t));
size_t i;
for(i = major_size; i < wanted_size ; i++)
@@ -190,43 +208,40 @@ static inline int is_major_enabled(int major) {
if(major_configs[major] == -1) {
char buffer[CONFIG_MAX_NAME + 1];
snprintfz(buffer, CONFIG_MAX_NAME, "performance metrics for disks with major %d", major);
- major_configs[major] = (char)config_get_boolean("plugin:proc:/proc/diskstats", buffer, 1);
+ major_configs[major] = (char)config_get_boolean(CONFIG_SECTION_DISKSTATS, buffer, 1);
}
- return major_configs[major];
+ return (int)major_configs[major];
}
int do_proc_diskstats(int update_every, usec_t dt) {
- (void)dt;
-
static procfile *ff = NULL;
- static int global_enable_new_disks_detected_at_runtime = CONFIG_ONDEMAND_YES,
- global_enable_performance_for_physical_disks = CONFIG_ONDEMAND_ONDEMAND,
- global_enable_performance_for_virtual_disks = CONFIG_ONDEMAND_ONDEMAND,
- global_enable_performance_for_partitions = CONFIG_ONDEMAND_NO,
- global_do_io = CONFIG_ONDEMAND_ONDEMAND,
- global_do_ops = CONFIG_ONDEMAND_ONDEMAND,
- global_do_mops = CONFIG_ONDEMAND_ONDEMAND,
- global_do_iotime = CONFIG_ONDEMAND_ONDEMAND,
- global_do_qops = CONFIG_ONDEMAND_ONDEMAND,
- global_do_util = CONFIG_ONDEMAND_ONDEMAND,
- global_do_backlog = CONFIG_ONDEMAND_ONDEMAND,
+ static int global_enable_new_disks_detected_at_runtime = CONFIG_BOOLEAN_YES,
+ global_enable_performance_for_physical_disks = CONFIG_BOOLEAN_AUTO,
+ global_enable_performance_for_virtual_disks = CONFIG_BOOLEAN_AUTO,
+ global_enable_performance_for_partitions = CONFIG_BOOLEAN_NO,
+ global_do_io = CONFIG_BOOLEAN_AUTO,
+ global_do_ops = CONFIG_BOOLEAN_AUTO,
+ global_do_mops = CONFIG_BOOLEAN_AUTO,
+ global_do_iotime = CONFIG_BOOLEAN_AUTO,
+ global_do_qops = CONFIG_BOOLEAN_AUTO,
+ global_do_util = CONFIG_BOOLEAN_AUTO,
+ global_do_backlog = CONFIG_BOOLEAN_AUTO,
globals_initialized = 0;
if(unlikely(!globals_initialized)) {
- global_enable_new_disks_detected_at_runtime = config_get_boolean("plugin:proc:/proc/diskstats", "enable new disks detected at runtime", global_enable_new_disks_detected_at_runtime);
-
- global_enable_performance_for_physical_disks = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "performance metrics for physical disks", global_enable_performance_for_physical_disks);
- global_enable_performance_for_virtual_disks = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "performance metrics for virtual disks", global_enable_performance_for_virtual_disks);
- global_enable_performance_for_partitions = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "performance metrics for partitions", global_enable_performance_for_partitions);
-
- global_do_io = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "bandwidth for all disks", global_do_io);
- global_do_ops = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "operations for all disks", global_do_ops);
- global_do_mops = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "merged operations for all disks", global_do_mops);
- global_do_iotime = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "i/o time for all disks", global_do_iotime);
- global_do_qops = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "queued operations for all disks", global_do_qops);
- global_do_util = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "utilization percentage for all disks", global_do_util);
- global_do_backlog = config_get_boolean_ondemand("plugin:proc:/proc/diskstats", "backlog for all disks", global_do_backlog);
+ global_enable_new_disks_detected_at_runtime = config_get_boolean(CONFIG_SECTION_DISKSTATS, "enable new disks detected at runtime", global_enable_new_disks_detected_at_runtime);
+ global_enable_performance_for_physical_disks = config_get_boolean_ondemand(CONFIG_SECTION_DISKSTATS, "performance metrics for physical disks", global_enable_performance_for_physical_disks);
+ global_enable_performance_for_virtual_disks = config_get_boolean_ondemand(CONFIG_SECTION_DISKSTATS, "performance metrics for virtual disks", global_enable_performance_for_virtual_disks);
+ global_enable_performance_for_partitions = config_get_boolean_ondemand(CONFIG_SECTION_DISKSTATS, "performance metrics for partitions", global_enable_performance_for_partitions);
+
+ global_do_io = config_get_boolean_ondemand(CONFIG_SECTION_DISKSTATS, "bandwidth for all disks", global_do_io);
+ global_do_ops = config_get_boolean_ondemand(CONFIG_SECTION_DISKSTATS, "operations for all disks", global_do_ops);
+ global_do_mops = config_get_boolean_ondemand(CONFIG_SECTION_DISKSTATS, "merged operations for all disks", global_do_mops);
+ global_do_iotime = config_get_boolean_ondemand(CONFIG_SECTION_DISKSTATS, "i/o time for all disks", global_do_iotime);
+ global_do_qops = config_get_boolean_ondemand(CONFIG_SECTION_DISKSTATS, "queued operations for all disks", global_do_qops);
+ global_do_util = config_get_boolean_ondemand(CONFIG_SECTION_DISKSTATS, "utilization percentage for all disks", global_do_util);
+ global_do_backlog = config_get_boolean_ondemand(CONFIG_SECTION_DISKSTATS, "backlog for all disks", global_do_backlog);
globals_initialized = 1;
}
@@ -235,8 +250,8 @@ int do_proc_diskstats(int update_every, usec_t dt) {
if(unlikely(!ff)) {
char filename[FILENAME_MAX + 1];
- snprintfz(filename, FILENAME_MAX, "%s%s", global_host_prefix, "/proc/diskstats");
- ff = procfile_open(config_get("plugin:proc:/proc/diskstats", "filename to monitor", filename), " \t", PROCFILE_FLAG_DEFAULT);
+ snprintfz(filename, FILENAME_MAX, "%s%s", netdata_configured_host_prefix, "/proc/diskstats");
+ ff = procfile_open(config_get(CONFIG_SECTION_DISKSTATS, "filename to monitor", filename), " \t", PROCFILE_FLAG_DEFAULT);
}
if(unlikely(!ff)) return 0;
@@ -318,7 +333,7 @@ int do_proc_diskstats(int update_every, usec_t dt) {
// get a disk structure for the disk
struct disk *d = get_disk(major, minor, disk);
-
+ d->updated = 1;
// --------------------------------------------------------------------------
// Set its family based on mount point
@@ -331,25 +346,41 @@ int do_proc_diskstats(int update_every, usec_t dt) {
// Check the configuration for the device
if(unlikely(!d->configured)) {
+ d->configured = 1;
+
+ static SIMPLE_PATTERN *excluded_disks = NULL;
+
+ if(unlikely(!excluded_disks)) {
+ excluded_disks = simple_pattern_create(
+ config_get(CONFIG_SECTION_DISKSTATS, "exclude disks", DELAULT_EXLUDED_DISKS),
+ SIMPLE_PATTERN_EXACT
+ );
+ }
+
+ int def_enable = global_enable_new_disks_detected_at_runtime;
+
+ if(def_enable != CONFIG_BOOLEAN_NO && simple_pattern_matches(excluded_disks, disk))
+ def_enable = CONFIG_BOOLEAN_NO;
+
char var_name[4096 + 1];
snprintfz(var_name, 4096, "plugin:proc:/proc/diskstats:%s", disk);
- int def_enable = config_get_boolean_ondemand(var_name, "enable", global_enable_new_disks_detected_at_runtime);
- if(unlikely(def_enable == CONFIG_ONDEMAND_NO)) {
+ def_enable = config_get_boolean_ondemand(var_name, "enable", def_enable);
+ if(unlikely(def_enable == CONFIG_BOOLEAN_NO)) {
// the user does not want any metrics for this disk
- d->do_io = CONFIG_ONDEMAND_NO;
- d->do_ops = CONFIG_ONDEMAND_NO;
- d->do_mops = CONFIG_ONDEMAND_NO;
- d->do_iotime = CONFIG_ONDEMAND_NO;
- d->do_qops = CONFIG_ONDEMAND_NO;
- d->do_util = CONFIG_ONDEMAND_NO;
- d->do_backlog = CONFIG_ONDEMAND_NO;
+ d->do_io = CONFIG_BOOLEAN_NO;
+ d->do_ops = CONFIG_BOOLEAN_NO;
+ d->do_mops = CONFIG_BOOLEAN_NO;
+ d->do_iotime = CONFIG_BOOLEAN_NO;
+ d->do_qops = CONFIG_BOOLEAN_NO;
+ d->do_util = CONFIG_BOOLEAN_NO;
+ d->do_backlog = CONFIG_BOOLEAN_NO;
}
else {
// this disk is enabled
// check its direct settings
- int def_performance = CONFIG_ONDEMAND_ONDEMAND;
+ int def_performance = CONFIG_BOOLEAN_AUTO;
// since this is 'on demand' we can figure the performance settings
// based on the type of disk
@@ -380,16 +411,16 @@ int do_proc_diskstats(int update_every, usec_t dt) {
// check the user configuration (this will also show our 'on demand' decision)
def_performance = config_get_boolean_ondemand(var_name, "enable performance metrics", def_performance);
- int ddo_io = CONFIG_ONDEMAND_NO,
- ddo_ops = CONFIG_ONDEMAND_NO,
- ddo_mops = CONFIG_ONDEMAND_NO,
- ddo_iotime = CONFIG_ONDEMAND_NO,
- ddo_qops = CONFIG_ONDEMAND_NO,
- ddo_util = CONFIG_ONDEMAND_NO,
- ddo_backlog = CONFIG_ONDEMAND_NO;
+ int ddo_io = CONFIG_BOOLEAN_NO,
+ ddo_ops = CONFIG_BOOLEAN_NO,
+ ddo_mops = CONFIG_BOOLEAN_NO,
+ ddo_iotime = CONFIG_BOOLEAN_NO,
+ ddo_qops = CONFIG_BOOLEAN_NO,
+ ddo_util = CONFIG_BOOLEAN_NO,
+ ddo_backlog = CONFIG_BOOLEAN_NO;
// we enable individual performance charts only when def_performance is not disabled
- if(unlikely(def_performance != CONFIG_ONDEMAND_NO)) {
+ if(unlikely(def_performance != CONFIG_BOOLEAN_NO)) {
ddo_io = global_do_io,
ddo_ops = global_do_ops,
ddo_mops = global_do_mops,
@@ -407,144 +438,216 @@ int do_proc_diskstats(int update_every, usec_t dt) {
d->do_util = config_get_boolean_ondemand(var_name, "utilization percentage", ddo_util);
d->do_backlog = config_get_boolean_ondemand(var_name, "backlog", ddo_backlog);
}
-
- d->configured = 1;
}
- RRDSET *st;
-
// --------------------------------------------------------------------------
// Do performance metrics
- if(d->do_io == CONFIG_ONDEMAND_YES || (d->do_io == CONFIG_ONDEMAND_ONDEMAND && (readsectors || writesectors))) {
- d->do_io = CONFIG_ONDEMAND_YES;
-
- st = rrdset_find_bytype(RRD_TYPE_DISK, disk);
- if(unlikely(!st)) {
- st = rrdset_create(RRD_TYPE_DISK, disk, NULL, family, "disk.io", "Disk I/O Bandwidth", "kilobytes/s", 2000, update_every, RRDSET_TYPE_AREA);
-
- rrddim_add(st, "reads", NULL, d->sector_size, 1024, RRDDIM_INCREMENTAL);
- rrddim_add(st, "writes", NULL, d->sector_size * -1, 1024, RRDDIM_INCREMENTAL);
+ if(d->do_io == CONFIG_BOOLEAN_YES || (d->do_io == CONFIG_BOOLEAN_AUTO && (readsectors || writesectors))) {
+ d->do_io = CONFIG_BOOLEAN_YES;
+
+ if(unlikely(!d->st_io)) {
+ d->st_io = rrdset_create_localhost(
+ RRD_TYPE_DISK
+ , disk
+ , NULL
+ , family
+ , "disk.io"
+ , "Disk I/O Bandwidth"
+ , "kilobytes/s"
+ , 2000
+ , update_every
+ , RRDSET_TYPE_AREA
+ );
+
+ rrddim_add(d->st_io, "reads", NULL, d->sector_size, 1024, RRD_ALGORITHM_INCREMENTAL);
+ rrddim_add(d->st_io, "writes", NULL, d->sector_size * -1, 1024, RRD_ALGORITHM_INCREMENTAL);
}
- else rrdset_next(st);
+ else rrdset_next(d->st_io);
- last_readsectors = rrddim_set(st, "reads", readsectors);
- last_writesectors = rrddim_set(st, "writes", writesectors);
- rrdset_done(st);
+ last_readsectors = rrddim_set(d->st_io, "reads", readsectors);
+ last_writesectors = rrddim_set(d->st_io, "writes", writesectors);
+ rrdset_done(d->st_io);
}
// --------------------------------------------------------------------
- if(d->do_ops == CONFIG_ONDEMAND_YES || (d->do_ops == CONFIG_ONDEMAND_ONDEMAND && (reads || writes))) {
- d->do_ops = CONFIG_ONDEMAND_YES;
-
- st = rrdset_find_bytype("disk_ops", disk);
- if(unlikely(!st)) {
- st = rrdset_create("disk_ops", disk, NULL, family, "disk.ops", "Disk Completed I/O Operations", "operations/s", 2001, update_every, RRDSET_TYPE_LINE);
- st->isdetail = 1;
-
- rrddim_add(st, "reads", NULL, 1, 1, RRDDIM_INCREMENTAL);
- rrddim_add(st, "writes", NULL, -1, 1, RRDDIM_INCREMENTAL);
+ if(d->do_ops == CONFIG_BOOLEAN_YES || (d->do_ops == CONFIG_BOOLEAN_AUTO && (reads || writes))) {
+ d->do_ops = CONFIG_BOOLEAN_YES;
+
+ if(unlikely(!d->st_ops)) {
+ d->st_ops = rrdset_create_localhost(
+ "disk_ops"
+ , disk
+ , NULL
+ , family
+ , "disk.ops"
+ , "Disk Completed I/O Operations"
+ , "operations/s"
+ , 2001
+ , update_every
+ , RRDSET_TYPE_LINE
+ );
+
+ rrdset_flag_set(d->st_ops, RRDSET_FLAG_DETAIL);
+
+ rrddim_add(d->st_ops, "reads", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
+ rrddim_add(d->st_ops, "writes", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
}
- else rrdset_next(st);
+ else rrdset_next(d->st_ops);
- last_reads = rrddim_set(st, "reads", reads);
- last_writes = rrddim_set(st, "writes", writes);
- rrdset_done(st);
+ last_reads = rrddim_set(d->st_ops, "reads", reads);
+ last_writes = rrddim_set(d->st_ops, "writes", writes);
+ rrdset_done(d->st_ops);
}
// --------------------------------------------------------------------
- if(d->do_qops == CONFIG_ONDEMAND_YES || (d->do_qops == CONFIG_ONDEMAND_ONDEMAND && queued_ios)) {
- d->do_qops = CONFIG_ONDEMAND_YES;
-
- st = rrdset_find_bytype("disk_qops", disk);
- if(unlikely(!st)) {
- st = rrdset_create("disk_qops", disk, NULL, family, "disk.qops", "Disk Current I/O Operations", "operations", 2002, update_every, RRDSET_TYPE_LINE);
- st->isdetail = 1;
-
- rrddim_add(st, "operations", NULL, 1, 1, RRDDIM_ABSOLUTE);
+ if(d->do_qops == CONFIG_BOOLEAN_YES || (d->do_qops == CONFIG_BOOLEAN_AUTO && queued_ios)) {
+ d->do_qops = CONFIG_BOOLEAN_YES;
+
+ if(unlikely(!d->st_qops)) {
+ d->st_qops = rrdset_create_localhost(
+ "disk_qops"
+ , disk
+ , NULL
+ , family
+ , "disk.qops"
+ , "Disk Current I/O Operations"
+ , "operations"
+ , 2002
+ , update_every
+ , RRDSET_TYPE_LINE
+ );
+
+ rrdset_flag_set(d->st_qops, RRDSET_FLAG_DETAIL);
+
+ rrddim_add(d->st_qops, "operations", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
}
- else rrdset_next(st);
+ else rrdset_next(d->st_qops);
- rrddim_set(st, "operations", queued_ios);
- rrdset_done(st);
+ rrddim_set(d->st_qops, "operations", queued_ios);
+ rrdset_done(d->st_qops);
}
// --------------------------------------------------------------------
- if(d->do_backlog == CONFIG_ONDEMAND_YES || (d->do_backlog == CONFIG_ONDEMAND_ONDEMAND && backlog_ms)) {
- d->do_backlog = CONFIG_ONDEMAND_YES;
-
- st = rrdset_find_bytype("disk_backlog", disk);
- if(unlikely(!st)) {
- st = rrdset_create("disk_backlog", disk, NULL, family, "disk.backlog", "Disk Backlog", "backlog (ms)", 2003, update_every, RRDSET_TYPE_AREA);
- st->isdetail = 1;
-
- rrddim_add(st, "backlog", NULL, 1, 10, RRDDIM_INCREMENTAL);
+ if(d->do_backlog == CONFIG_BOOLEAN_YES || (d->do_backlog == CONFIG_BOOLEAN_AUTO && backlog_ms)) {
+ d->do_backlog = CONFIG_BOOLEAN_YES;
+
+ if(unlikely(!d->st_backlog)) {
+ d->st_backlog = rrdset_create_localhost(
+ "disk_backlog"
+ , disk
+ , NULL
+ , family
+ , "disk.backlog"
+ , "Disk Backlog"
+ , "backlog (ms)"
+ , 2003
+ , update_every
+ , RRDSET_TYPE_AREA
+ );
+
+ rrdset_flag_set(d->st_backlog, RRDSET_FLAG_DETAIL);
+
+ rrddim_add(d->st_backlog, "backlog", NULL, 1, 10, RRD_ALGORITHM_INCREMENTAL);
}
- else rrdset_next(st);
+ else rrdset_next(d->st_backlog);
- rrddim_set(st, "backlog", backlog_ms);
- rrdset_done(st);
+ rrddim_set(d->st_backlog, "backlog", backlog_ms);
+ rrdset_done(d->st_backlog);
}
// --------------------------------------------------------------------
- if(d->do_util == CONFIG_ONDEMAND_YES || (d->do_util == CONFIG_ONDEMAND_ONDEMAND && busy_ms)) {
- d->do_util = CONFIG_ONDEMAND_YES;
-
- st = rrdset_find_bytype("disk_util", disk);
- if(unlikely(!st)) {
- st = rrdset_create("disk_util", disk, NULL, family, "disk.util", "Disk Utilization Time", "% of time working", 2004, update_every, RRDSET_TYPE_AREA);
- st->isdetail = 1;
-
- rrddim_add(st, "utilization", NULL, 1, 10, RRDDIM_INCREMENTAL);
+ if(d->do_util == CONFIG_BOOLEAN_YES || (d->do_util == CONFIG_BOOLEAN_AUTO && busy_ms)) {
+ d->do_util = CONFIG_BOOLEAN_YES;
+
+ if(unlikely(!d->st_util)) {
+ d->st_util = rrdset_create_localhost(
+ "disk_util"
+ , disk
+ , NULL
+ , family
+ , "disk.util"
+ , "Disk Utilization Time"
+ , "% of time working"
+ , 2004
+ , update_every
+ , RRDSET_TYPE_AREA
+ );
+
+ rrdset_flag_set(d->st_util, RRDSET_FLAG_DETAIL);
+
+ rrddim_add(d->st_util, "utilization", NULL, 1, 10, RRD_ALGORITHM_INCREMENTAL);
}
- else rrdset_next(st);
+ else rrdset_next(d->st_util);
- last_busy_ms = rrddim_set(st, "utilization", busy_ms);
- rrdset_done(st);
+ last_busy_ms = rrddim_set(d->st_util, "utilization", busy_ms);
+ rrdset_done(d->st_util);
}
// --------------------------------------------------------------------
- if(d->do_mops == CONFIG_ONDEMAND_YES || (d->do_mops == CONFIG_ONDEMAND_ONDEMAND && (mreads || mwrites))) {
- d->do_mops = CONFIG_ONDEMAND_YES;
-
- st = rrdset_find_bytype("disk_mops", disk);
- if(unlikely(!st)) {
- st = rrdset_create("disk_mops", disk, NULL, family, "disk.mops", "Disk Merged Operations", "merged operations/s", 2021, update_every, RRDSET_TYPE_LINE);
- st->isdetail = 1;
-
- rrddim_add(st, "reads", NULL, 1, 1, RRDDIM_INCREMENTAL);
- rrddim_add(st, "writes", NULL, -1, 1, RRDDIM_INCREMENTAL);
+ if(d->do_mops == CONFIG_BOOLEAN_YES || (d->do_mops == CONFIG_BOOLEAN_AUTO && (mreads || mwrites))) {
+ d->do_mops = CONFIG_BOOLEAN_YES;
+
+ if(unlikely(!d->st_mops)) {
+ d->st_mops = rrdset_create_localhost(
+ "disk_mops"
+ , disk
+ , NULL
+ , family
+ , "disk.mops"
+ , "Disk Merged Operations"
+ , "merged operations/s"
+ , 2021
+ , update_every
+ , RRDSET_TYPE_LINE
+ );
+
+ rrdset_flag_set(d->st_mops, RRDSET_FLAG_DETAIL);
+
+ rrddim_add(d->st_mops, "reads", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
+ rrddim_add(d->st_mops, "writes", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
}
- else rrdset_next(st);
+ else rrdset_next(d->st_mops);
- rrddim_set(st, "reads", mreads);
- rrddim_set(st, "writes", mwrites);
- rrdset_done(st);
+ rrddim_set(d->st_mops, "reads", mreads);
+ rrddim_set(d->st_mops, "writes", mwrites);
+ rrdset_done(d->st_mops);
}
// --------------------------------------------------------------------
- if(d->do_iotime == CONFIG_ONDEMAND_YES || (d->do_iotime == CONFIG_ONDEMAND_ONDEMAND && (readms || writems))) {
- d->do_iotime = CONFIG_ONDEMAND_YES;
-
- st = rrdset_find_bytype("disk_iotime", disk);
- if(unlikely(!st)) {
- st = rrdset_create("disk_iotime", disk, NULL, family, "disk.iotime", "Disk Total I/O Time", "milliseconds/s", 2022, update_every, RRDSET_TYPE_LINE);
- st->isdetail = 1;
-
- rrddim_add(st, "reads", NULL, 1, 1, RRDDIM_INCREMENTAL);
- rrddim_add(st, "writes", NULL, -1, 1, RRDDIM_INCREMENTAL);
+ if(d->do_iotime == CONFIG_BOOLEAN_YES || (d->do_iotime == CONFIG_BOOLEAN_AUTO && (readms || writems))) {
+ d->do_iotime = CONFIG_BOOLEAN_YES;
+
+ if(unlikely(!d->st_iotime)) {
+ d->st_iotime = rrdset_create_localhost(
+ "disk_iotime"
+ , disk
+ , NULL
+ , family
+ , "disk.iotime"
+ , "Disk Total I/O Time"
+ , "milliseconds/s"
+ , 2022
+ , update_every
+ , RRDSET_TYPE_LINE
+ );
+
+ rrdset_flag_set(d->st_iotime, RRDSET_FLAG_DETAIL);
+
+ rrddim_add(d->st_iotime, "reads", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
+ rrddim_add(d->st_iotime, "writes", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL);
}
- else rrdset_next(st);
+ else rrdset_next(d->st_iotime);
- last_readms = rrddim_set(st, "reads", readms);
- last_writems = rrddim_set(st, "writes", writems);
- rrdset_done(st);
+ last_readms = rrddim_set(d->st_iotime, "reads", readms);
+ last_writems = rrddim_set(d->st_iotime, "writes", writems);
+ rrdset_done(d->st_iotime);
}
// --------------------------------------------------------------------
@@ -552,54 +655,127 @@ int do_proc_diskstats(int update_every, usec_t dt) {
// only if this is not the first time we run
if(likely(dt)) {
- if( (d->do_iotime == CONFIG_ONDEMAND_YES || (d->do_iotime == CONFIG_ONDEMAND_ONDEMAND && (readms || writems))) &&
- (d->do_ops == CONFIG_ONDEMAND_YES || (d->do_ops == CONFIG_ONDEMAND_ONDEMAND && (reads || writes)))) {
- st = rrdset_find_bytype("disk_await", disk);
- if(unlikely(!st)) {
- st = rrdset_create("disk_await", disk, NULL, family, "disk.await", "Average Completed I/O Operation Time", "ms per operation", 2005, update_every, RRDSET_TYPE_LINE);
- st->isdetail = 1;
-
- rrddim_add(st, "reads", NULL, 1, 1, RRDDIM_ABSOLUTE);
- rrddim_add(st, "writes", NULL, -1, 1, RRDDIM_ABSOLUTE);
+ if( (d->do_iotime == CONFIG_BOOLEAN_YES || (d->do_iotime == CONFIG_BOOLEAN_AUTO && (readms || writems))) &&
+ (d->do_ops == CONFIG_BOOLEAN_YES || (d->do_ops == CONFIG_BOOLEAN_AUTO && (reads || writes)))) {
+
+ if(unlikely(!d->st_await)) {
+ d->st_await = rrdset_create_localhost(
+ "disk_await"
+ , disk
+ , NULL
+ , family
+ , "disk.await"
+ , "Average Completed I/O Operation Time"
+ , "ms per operation"
+ , 2005
+ , update_every
+ , RRDSET_TYPE_LINE
+ );
+
+ rrdset_flag_set(d->st_await, RRDSET_FLAG_DETAIL);
+
+ rrddim_add(d->st_await, "reads", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
+ rrddim_add(d->st_await, "writes", NULL, -1, 1, RRD_ALGORITHM_ABSOLUTE);
}
- else rrdset_next(st);
+ else rrdset_next(d->st_await);
- rrddim_set(st, "reads", (reads - last_reads) ? (readms - last_readms) / (reads - last_reads) : 0);
- rrddim_set(st, "writes", (writes - last_writes) ? (writems - last_writems) / (writes - last_writes) : 0);
- rrdset_done(st);
+ rrddim_set(d->st_await, "reads", (reads - last_reads) ? (readms - last_readms) / (reads - last_reads) : 0);
+ rrddim_set(d->st_await, "writes", (writes - last_writes) ? (writems - last_writems) / (writes - last_writes) : 0);
+ rrdset_done(d->st_await);
}
- if( (d->do_io == CONFIG_ONDEMAND_YES || (d->do_io == CONFIG_ONDEMAND_ONDEMAND && (readsectors || writesectors))) &&
- (d->do_ops == CONFIG_ONDEMAND_YES || (d->do_ops == CONFIG_ONDEMAND_ONDEMAND && (reads || writes)))) {
- st = rrdset_find_bytype("disk_avgsz", disk);
- if(unlikely(!st)) {
- st = rrdset_create("disk_avgsz", disk, NULL, family, "disk.avgsz", "Average Completed I/O Operation Bandwidth", "kilobytes per operation", 2006, update_every, RRDSET_TYPE_AREA);
- st->isdetail = 1;
-
- rrddim_add(st, "reads", NULL, d->sector_size, 1024, RRDDIM_ABSOLUTE);
- rrddim_add(st, "writes", NULL, d->sector_size * -1, 1024, RRDDIM_ABSOLUTE);
+ if( (d->do_io == CONFIG_BOOLEAN_YES || (d->do_io == CONFIG_BOOLEAN_AUTO && (readsectors || writesectors))) &&
+ (d->do_ops == CONFIG_BOOLEAN_YES || (d->do_ops == CONFIG_BOOLEAN_AUTO && (reads || writes)))) {
+
+ if(unlikely(!d->st_avgsz)) {
+ d->st_avgsz = rrdset_create_localhost(
+ "disk_avgsz"
+ , disk
+ , NULL
+ , family
+ , "disk.avgsz"
+ , "Average Completed I/O Operation Bandwidth"
+ , "kilobytes per operation"
+ , 2006
+ , update_every
+ , RRDSET_TYPE_AREA
+ );
+
+ rrdset_flag_set(d->st_avgsz, RRDSET_FLAG_DETAIL);
+
+ rrddim_add(d->st_avgsz, "reads", NULL, d->sector_size, 1024, RRD_ALGORITHM_ABSOLUTE);
+ rrddim_add(d->st_avgsz, "writes", NULL, d->sector_size * -1, 1024, RRD_ALGORITHM_ABSOLUTE);
}
- else rrdset_next(st);
+ else rrdset_next(d->st_avgsz);
- rrddim_set(st, "reads", (reads - last_reads) ? (readsectors - last_readsectors) / (reads - last_reads) : 0);
- rrddim_set(st, "writes", (writes - last_writes) ? (writesectors - last_writesectors) / (writes - last_writes) : 0);
- rrdset_done(st);
+ rrddim_set(d->st_avgsz, "reads", (reads - last_reads) ? (readsectors - last_readsectors) / (reads - last_reads) : 0);
+ rrddim_set(d->st_avgsz, "writes", (writes - last_writes) ? (writesectors - last_writesectors) / (writes - last_writes) : 0);
+ rrdset_done(d->st_avgsz);
}
- if( (d->do_util == CONFIG_ONDEMAND_YES || (d->do_util == CONFIG_ONDEMAND_ONDEMAND && busy_ms)) &&
- (d->do_ops == CONFIG_ONDEMAND_YES || (d->do_ops == CONFIG_ONDEMAND_ONDEMAND && (reads || writes)))) {
- st = rrdset_find_bytype("disk_svctm", disk);
- if(unlikely(!st)) {
- st = rrdset_create("disk_svctm", disk, NULL, family, "disk.svctm", "Average Service Time", "ms per operation", 2007, update_every, RRDSET_TYPE_LINE);
- st->isdetail = 1;
-
- rrddim_add(st, "svctm", NULL, 1, 1, RRDDIM_ABSOLUTE);
+ if( (d->do_util == CONFIG_BOOLEAN_YES || (d->do_util == CONFIG_BOOLEAN_AUTO && busy_ms)) &&
+ (d->do_ops == CONFIG_BOOLEAN_YES || (d->do_ops == CONFIG_BOOLEAN_AUTO && (reads || writes)))) {
+
+ if(unlikely(!d->st_svctm)) {
+ d->st_svctm = rrdset_create_localhost(
+ "disk_svctm"
+ , disk
+ , NULL
+ , family
+ , "disk.svctm"
+ , "Average Service Time"
+ , "ms per operation"
+ , 2007
+ , update_every
+ , RRDSET_TYPE_LINE
+ );
+
+ rrdset_flag_set(d->st_svctm, RRDSET_FLAG_DETAIL);
+
+ rrddim_add(d->st_svctm, "svctm", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE);
}
- else rrdset_next(st);
+ else rrdset_next(d->st_svctm);
+
+ rrddim_set(d->st_svctm, "svctm", ((reads - last_reads) + (writes - last_writes)) ? (busy_ms - last_busy_ms) / ((reads - last_reads) + (writes - last_writes)) : 0);
+ rrdset_done(d->st_svctm);
+ }
+ }
+ }
- rrddim_set(st, "svctm", ((reads - last_reads) + (writes - last_writes)) ? (busy_ms - last_busy_ms) / ((reads - last_reads) + (writes - last_writes)) : 0);
- rrdset_done(st);
+ // cleanup removed disks
+
+ struct disk *d = disk_root, *last = NULL;
+ while(d) {
+ if(unlikely(!d->updated)) {
+ struct disk *t = d;
+
+ rrdset_obsolete_and_pointer_null(d->st_avgsz);
+ rrdset_obsolete_and_pointer_null(d->st_await);
+ rrdset_obsolete_and_pointer_null(d->st_backlog);
+ rrdset_obsolete_and_pointer_null(d->st_io);
+ rrdset_obsolete_and_pointer_null(d->st_iotime);
+ rrdset_obsolete_and_pointer_null(d->st_mops);
+ rrdset_obsolete_and_pointer_null(d->st_ops);
+ rrdset_obsolete_and_pointer_null(d->st_qops);
+ rrdset_obsolete_and_pointer_null(d->st_svctm);
+ rrdset_obsolete_and_pointer_null(d->st_util);
+
+ if(d == disk_root) {
+ disk_root = d = d->next;
+ last = NULL;
+ }
+ else if(last) {
+ last->next = d = d->next;
}
+
+ freez(t->disk);
+ freez(t->mount_point);
+ freez(t);
+ }
+ else {
+ d->updated = 0;
+ last = d;
+ d = d->next;
}
}