diff options
Diffstat (limited to 'collectors/freebsd.plugin/freebsd_devstat.c')
| -rw-r--r-- | collectors/freebsd.plugin/freebsd_devstat.c | 780 |
1 files changed, 780 insertions, 0 deletions
diff --git a/collectors/freebsd.plugin/freebsd_devstat.c b/collectors/freebsd.plugin/freebsd_devstat.c new file mode 100644 index 0000000..81a301e --- /dev/null +++ b/collectors/freebsd.plugin/freebsd_devstat.c @@ -0,0 +1,780 @@ +// SPDX-License-Identifier: GPL-3.0-or-later + +#include "plugin_freebsd.h" + +#include <sys/devicestat.h> + +struct disk { + char *name; + uint32_t hash; + size_t len; + + // flags + int configured; + int enabled; + int updated; + + int do_io; + int do_ops; + int do_qops; + int do_util; + int do_iotime; + int do_await; + int do_avagsz; + int do_svctm; + + + // data for differential charts + + struct prev_dstat { + collected_number bytes_read; + collected_number bytes_write; + collected_number bytes_free; + collected_number operations_read; + collected_number operations_write; + collected_number operations_other; + collected_number operations_free; + collected_number duration_read_ms; + collected_number duration_write_ms; + collected_number duration_other_ms; + collected_number duration_free_ms; + collected_number busy_time_ms; + } prev_dstat; + + // charts and dimensions + + RRDSET *st_io; + RRDDIM *rd_io_in; + RRDDIM *rd_io_out; + RRDDIM *rd_io_free; + + RRDSET *st_ops; + RRDDIM *rd_ops_in; + RRDDIM *rd_ops_out; + RRDDIM *rd_ops_other; + RRDDIM *rd_ops_free; + + RRDSET *st_qops; + RRDDIM *rd_qops; + + RRDSET *st_util; + RRDDIM *rd_util; + + RRDSET *st_iotime; + RRDDIM *rd_iotime_in; + RRDDIM *rd_iotime_out; + RRDDIM *rd_iotime_other; + RRDDIM *rd_iotime_free; + + RRDSET *st_await; + RRDDIM *rd_await_in; + RRDDIM *rd_await_out; + RRDDIM *rd_await_other; + RRDDIM *rd_await_free; + + RRDSET *st_avagsz; + RRDDIM *rd_avagsz_in; + RRDDIM *rd_avagsz_out; + RRDDIM *rd_avagsz_free; + + RRDSET *st_svctm; + RRDDIM *rd_svctm; + + struct disk *next; +}; + +static struct disk *disks_root = NULL, *disks_last_used = NULL; + +static size_t disks_added = 0, disks_found = 0; + +static void disk_free(struct disk *dm) { + if (likely(dm->st_io)) + rrdset_is_obsolete(dm->st_io); + if (likely(dm->st_ops)) + rrdset_is_obsolete(dm->st_ops); + if (likely(dm->st_qops)) + rrdset_is_obsolete(dm->st_qops); + if (likely(dm->st_util)) + rrdset_is_obsolete(dm->st_util); + if (likely(dm->st_iotime)) + rrdset_is_obsolete(dm->st_iotime); + if (likely(dm->st_await)) + rrdset_is_obsolete(dm->st_await); + if (likely(dm->st_avagsz)) + rrdset_is_obsolete(dm->st_avagsz); + if (likely(dm->st_svctm)) + rrdset_is_obsolete(dm->st_svctm); + + disks_added--; + freez(dm->name); + freez(dm); +} + +static void disks_cleanup() { + if (likely(disks_found == disks_added)) return; + + struct disk *dm = disks_root, *last = NULL; + while(dm) { + if (unlikely(!dm->updated)) { + // info("Removing disk '%s', linked after '%s'", dm->name, last?last->name:"ROOT"); + + if (disks_last_used == dm) + disks_last_used = last; + + struct disk *t = dm; + + if (dm == disks_root || !last) + disks_root = dm = dm->next; + + else + last->next = dm = dm->next; + + t->next = NULL; + disk_free(t); + } + else { + last = dm; + dm->updated = 0; + dm = dm->next; + } + } +} + +static struct disk *get_disk(const char *name) { + struct disk *dm; + + uint32_t hash = simple_hash(name); + + // search it, from the last position to the end + for(dm = disks_last_used ; dm ; dm = dm->next) { + if (unlikely(hash == dm->hash && !strcmp(name, dm->name))) { + disks_last_used = dm->next; + return dm; + } + } + + // search it from the beginning to the last position we used + for(dm = disks_root ; dm != disks_last_used ; dm = dm->next) { + if (unlikely(hash == dm->hash && !strcmp(name, dm->name))) { + disks_last_used = dm->next; + return dm; + } + } + + // create a new one + dm = callocz(1, sizeof(struct disk)); + dm->name = strdupz(name); + dm->hash = simple_hash(dm->name); + dm->len = strlen(dm->name); + disks_added++; + + // link it to the end + if (disks_root) { + struct disk *e; + for(e = disks_root; e->next ; e = e->next) ; + e->next = dm; + } + else + disks_root = dm; + + return dm; +} + +// -------------------------------------------------------------------------------------------------------------------- +// kern.devstat + +int do_kern_devstat(int update_every, usec_t dt) { + +#define DELAULT_EXLUDED_DISKS "" +#define CONFIG_SECTION_KERN_DEVSTAT "plugin:freebsd:kern.devstat" +#define BINTIME_SCALE 5.42101086242752217003726400434970855712890625e-17 // this is 1000/2^64 + + static int enable_new_disks = -1; + static int enable_pass_devices = -1, do_system_io = -1, do_io = -1, do_ops = -1, do_qops = -1, do_util = -1, + do_iotime = -1, do_await = -1, do_avagsz = -1, do_svctm = -1; + static SIMPLE_PATTERN *excluded_disks = NULL; + + if (unlikely(enable_new_disks == -1)) { + enable_new_disks = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, + "enable new disks detected at runtime", CONFIG_BOOLEAN_AUTO); + + enable_pass_devices = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, + "performance metrics for pass devices", CONFIG_BOOLEAN_AUTO); + + do_system_io = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, "total bandwidth for all disks", + CONFIG_BOOLEAN_YES); + + do_io = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, "bandwidth for all disks", + CONFIG_BOOLEAN_AUTO); + do_ops = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, "operations for all disks", + CONFIG_BOOLEAN_AUTO); + do_qops = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, "queued operations for all disks", + CONFIG_BOOLEAN_AUTO); + do_util = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, "utilization percentage for all disks", + CONFIG_BOOLEAN_AUTO); + do_iotime = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, "i/o time for all disks", + CONFIG_BOOLEAN_AUTO); + do_await = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, "average completed i/o time for all disks", + CONFIG_BOOLEAN_AUTO); + do_avagsz = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, "average completed i/o bandwidth for all disks", + CONFIG_BOOLEAN_AUTO); + do_svctm = config_get_boolean_ondemand(CONFIG_SECTION_KERN_DEVSTAT, "average service time for all disks", + CONFIG_BOOLEAN_AUTO); + + excluded_disks = simple_pattern_create( + config_get(CONFIG_SECTION_KERN_DEVSTAT, "disable by default disks matching", DELAULT_EXLUDED_DISKS) + , NULL + , SIMPLE_PATTERN_EXACT + ); + } + + if (likely(do_system_io || do_io || do_ops || do_qops || do_util || do_iotime || do_await || do_avagsz || do_svctm)) { + static int mib_numdevs[3] = {0, 0, 0}; + int numdevs; + int common_error = 0; + + if (unlikely(GETSYSCTL_SIMPLE("kern.devstat.numdevs", mib_numdevs, numdevs))) { + common_error = 1; + } else { + static int mib_devstat[3] = {0, 0, 0}; + static void *devstat_data = NULL; + static int old_numdevs = 0; + + if (unlikely(numdevs != old_numdevs)) { + devstat_data = reallocz(devstat_data, sizeof(long) + sizeof(struct devstat) * + numdevs); // there is generation number before devstat structures + old_numdevs = numdevs; + } + if (unlikely(GETSYSCTL_WSIZE("kern.devstat.all", mib_devstat, devstat_data, + sizeof(long) + sizeof(struct devstat) * numdevs))) { + common_error = 1; + } else { + struct devstat *dstat; + int i; + collected_number total_disk_kbytes_read = 0; + collected_number total_disk_kbytes_write = 0; + + disks_found = 0; + + dstat = (struct devstat*)((char*)devstat_data + sizeof(long)); // skip generation number + + for (i = 0; i < numdevs; i++) { + if (likely(do_system_io)) { + if (((dstat[i].device_type & DEVSTAT_TYPE_MASK) == DEVSTAT_TYPE_DIRECT) || + ((dstat[i].device_type & DEVSTAT_TYPE_MASK) == DEVSTAT_TYPE_STORARRAY)) { + total_disk_kbytes_read += dstat[i].bytes[DEVSTAT_READ] / KILO_FACTOR; + total_disk_kbytes_write += dstat[i].bytes[DEVSTAT_WRITE] / KILO_FACTOR; + } + } + + if (unlikely(!enable_pass_devices)) + if ((dstat[i].device_type & DEVSTAT_TYPE_PASS) == DEVSTAT_TYPE_PASS) + continue; + + if (((dstat[i].device_type & DEVSTAT_TYPE_MASK) == DEVSTAT_TYPE_DIRECT) || + ((dstat[i].device_type & DEVSTAT_TYPE_MASK) == DEVSTAT_TYPE_STORARRAY)) { + char disk[DEVSTAT_NAME_LEN + MAX_INT_DIGITS + 1]; + struct cur_dstat { + collected_number duration_read_ms; + collected_number duration_write_ms; + collected_number duration_other_ms; + collected_number duration_free_ms; + collected_number busy_time_ms; + } cur_dstat; + + sprintf(disk, "%s%d", dstat[i].device_name, dstat[i].unit_number); + + struct disk *dm = get_disk(disk); + dm->updated = 1; + disks_found++; + + if(unlikely(!dm->configured)) { + char var_name[4096 + 1]; + + // this is the first time we see this disk + + // remember we configured it + dm->configured = 1; + + dm->enabled = enable_new_disks; + + if (likely(dm->enabled)) + dm->enabled = !simple_pattern_matches(excluded_disks, disk); + + snprintfz(var_name, 4096, "%s:%s", CONFIG_SECTION_KERN_DEVSTAT, disk); + dm->enabled = config_get_boolean_ondemand(var_name, "enabled", dm->enabled); + + dm->do_io = config_get_boolean_ondemand(var_name, "bandwidth", do_io); + dm->do_ops = config_get_boolean_ondemand(var_name, "operations", do_ops); + dm->do_qops = config_get_boolean_ondemand(var_name, "queued operations", do_qops); + dm->do_util = config_get_boolean_ondemand(var_name, "utilization percentage", do_util); + dm->do_iotime = config_get_boolean_ondemand(var_name, "i/o time", do_iotime); + dm->do_await = config_get_boolean_ondemand(var_name, "average completed i/o time", + do_await); + dm->do_avagsz = config_get_boolean_ondemand(var_name, "average completed i/o bandwidth", + do_avagsz); + dm->do_svctm = config_get_boolean_ondemand(var_name, "average service time", do_svctm); + + // initialise data for differential charts + + dm->prev_dstat.bytes_read = dstat[i].bytes[DEVSTAT_READ]; + dm->prev_dstat.bytes_write = dstat[i].bytes[DEVSTAT_WRITE]; + dm->prev_dstat.bytes_free = dstat[i].bytes[DEVSTAT_FREE]; + dm->prev_dstat.operations_read = dstat[i].operations[DEVSTAT_READ]; + dm->prev_dstat.operations_write = dstat[i].operations[DEVSTAT_WRITE]; + dm->prev_dstat.operations_other = dstat[i].operations[DEVSTAT_NO_DATA]; + dm->prev_dstat.operations_free = dstat[i].operations[DEVSTAT_FREE]; + dm->prev_dstat.duration_read_ms = dstat[i].duration[DEVSTAT_READ].sec * 1000 + + dstat[i].duration[DEVSTAT_READ].frac * BINTIME_SCALE; + dm->prev_dstat.duration_write_ms = dstat[i].duration[DEVSTAT_WRITE].sec * 1000 + + dstat[i].duration[DEVSTAT_WRITE].frac * BINTIME_SCALE; + dm->prev_dstat.duration_other_ms = dstat[i].duration[DEVSTAT_NO_DATA].sec * 1000 + + dstat[i].duration[DEVSTAT_NO_DATA].frac * BINTIME_SCALE; + dm->prev_dstat.duration_free_ms = dstat[i].duration[DEVSTAT_FREE].sec * 1000 + + dstat[i].duration[DEVSTAT_FREE].frac * BINTIME_SCALE; + dm->prev_dstat.busy_time_ms = dstat[i].busy_time.sec * 1000 + + dstat[i].busy_time.frac * BINTIME_SCALE; + } + + cur_dstat.duration_read_ms = dstat[i].duration[DEVSTAT_READ].sec * 1000 + + dstat[i].duration[DEVSTAT_READ].frac * BINTIME_SCALE; + cur_dstat.duration_write_ms = dstat[i].duration[DEVSTAT_WRITE].sec * 1000 + + dstat[i].duration[DEVSTAT_WRITE].frac * BINTIME_SCALE; + cur_dstat.duration_other_ms = dstat[i].duration[DEVSTAT_NO_DATA].sec * 1000 + + dstat[i].duration[DEVSTAT_NO_DATA].frac * BINTIME_SCALE; + cur_dstat.duration_free_ms = dstat[i].duration[DEVSTAT_FREE].sec * 1000 + + dstat[i].duration[DEVSTAT_FREE].frac * BINTIME_SCALE; + + cur_dstat.busy_time_ms = dstat[i].busy_time.sec * 1000 + dstat[i].busy_time.frac * BINTIME_SCALE; + + // -------------------------------------------------------------------- + + if(dm->do_io == CONFIG_BOOLEAN_YES || (dm->do_io == CONFIG_BOOLEAN_AUTO && + (dstat[i].bytes[DEVSTAT_READ] || + dstat[i].bytes[DEVSTAT_WRITE] || + dstat[i].bytes[DEVSTAT_FREE]))) { + if (unlikely(!dm->st_io)) { + dm->st_io = rrdset_create_localhost("disk", + disk, + NULL, + disk, + "disk.io", + "Disk I/O Bandwidth", + "KiB/s", + "freebsd.plugin", + "devstat", + NETDATA_CHART_PRIO_DISK_IO, + update_every, + RRDSET_TYPE_AREA + ); + + dm->rd_io_in = rrddim_add(dm->st_io, "reads", NULL, 1, KILO_FACTOR, + RRD_ALGORITHM_INCREMENTAL); + dm->rd_io_out = rrddim_add(dm->st_io, "writes", NULL, -1, KILO_FACTOR, + RRD_ALGORITHM_INCREMENTAL); + dm->rd_io_free = rrddim_add(dm->st_io, "frees", NULL, -1, KILO_FACTOR, + RRD_ALGORITHM_INCREMENTAL); + } else + rrdset_next(dm->st_io); + + rrddim_set_by_pointer(dm->st_io, dm->rd_io_in, dstat[i].bytes[DEVSTAT_READ]); + rrddim_set_by_pointer(dm->st_io, dm->rd_io_out, dstat[i].bytes[DEVSTAT_WRITE]); + rrddim_set_by_pointer(dm->st_io, dm->rd_io_free, dstat[i].bytes[DEVSTAT_FREE]); + rrdset_done(dm->st_io); + } + + // -------------------------------------------------------------------- + + if(dm->do_ops == CONFIG_BOOLEAN_YES || (dm->do_ops == CONFIG_BOOLEAN_AUTO && + (dstat[i].operations[DEVSTAT_READ] || + dstat[i].operations[DEVSTAT_WRITE] || + dstat[i].operations[DEVSTAT_NO_DATA] || + dstat[i].operations[DEVSTAT_FREE]))) { + if (unlikely(!dm->st_ops)) { + dm->st_ops = rrdset_create_localhost("disk_ops", + disk, + NULL, + disk, + "disk.ops", + "Disk Completed I/O Operations", + "operations/s", + "freebsd.plugin", + "devstat", + NETDATA_CHART_PRIO_DISK_OPS, + update_every, + RRDSET_TYPE_LINE + ); + + rrdset_flag_set(dm->st_ops, RRDSET_FLAG_DETAIL); + + dm->rd_ops_in = rrddim_add(dm->st_ops, "reads", NULL, 1, 1, + RRD_ALGORITHM_INCREMENTAL); + dm->rd_ops_out = rrddim_add(dm->st_ops, "writes", NULL, -1, 1, + RRD_ALGORITHM_INCREMENTAL); + dm->rd_ops_other = rrddim_add(dm->st_ops, "other", NULL, 1, 1, + RRD_ALGORITHM_INCREMENTAL); + dm->rd_ops_free = rrddim_add(dm->st_ops, "frees", NULL, -1, 1, + RRD_ALGORITHM_INCREMENTAL); + } else + rrdset_next(dm->st_ops); + + rrddim_set_by_pointer(dm->st_ops, dm->rd_ops_in, dstat[i].operations[DEVSTAT_READ]); + rrddim_set_by_pointer(dm->st_ops, dm->rd_ops_out, dstat[i].operations[DEVSTAT_WRITE]); + rrddim_set_by_pointer(dm->st_ops, dm->rd_ops_other, dstat[i].operations[DEVSTAT_NO_DATA]); + rrddim_set_by_pointer(dm->st_ops, dm->rd_ops_free, dstat[i].operations[DEVSTAT_FREE]); + rrdset_done(dm->st_ops); + } + + // -------------------------------------------------------------------- + + if(dm->do_qops == CONFIG_BOOLEAN_YES || (dm->do_qops == CONFIG_BOOLEAN_AUTO && + (dstat[i].start_count || dstat[i].end_count))) { + if (unlikely(!dm->st_qops)) { + dm->st_qops = rrdset_create_localhost("disk_qops", + disk, + NULL, + disk, + "disk.qops", + "Disk Current I/O Operations", + "operations", + "freebsd.plugin", + "devstat", + NETDATA_CHART_PRIO_DISK_QOPS, + update_every, + RRDSET_TYPE_LINE + ); + + rrdset_flag_set(dm->st_qops, RRDSET_FLAG_DETAIL); + + dm->rd_qops = rrddim_add(dm->st_qops, "operations", NULL, 1, 1, RRD_ALGORITHM_ABSOLUTE); + } else + rrdset_next(dm->st_qops); + + rrddim_set_by_pointer(dm->st_qops, dm->rd_qops, dstat[i].start_count - dstat[i].end_count); + rrdset_done(dm->st_qops); + } + + // -------------------------------------------------------------------- + + if(dm->do_util == CONFIG_BOOLEAN_YES || (dm->do_util == CONFIG_BOOLEAN_AUTO && + cur_dstat.busy_time_ms)) { + if (unlikely(!dm->st_util)) { + dm->st_util = rrdset_create_localhost("disk_util", + disk, + NULL, + disk, + "disk.util", + "Disk Utilization Time", + "% of time working", + "freebsd.plugin", + "devstat", + NETDATA_CHART_PRIO_DISK_UTIL, + update_every, + RRDSET_TYPE_AREA + ); + + rrdset_flag_set(dm->st_util, RRDSET_FLAG_DETAIL); + + dm->rd_util = rrddim_add(dm->st_util, "utilization", NULL, 1, 10, + RRD_ALGORITHM_INCREMENTAL); + } else + rrdset_next(dm->st_util); + + rrddim_set_by_pointer(dm->st_util, dm->rd_util, cur_dstat.busy_time_ms); + rrdset_done(dm->st_util); + } + + // -------------------------------------------------------------------- + + if(dm->do_iotime == CONFIG_BOOLEAN_YES || (dm->do_iotime == CONFIG_BOOLEAN_AUTO && + (cur_dstat.duration_read_ms || + cur_dstat.duration_write_ms || + cur_dstat.duration_other_ms || + cur_dstat.duration_free_ms))) { + if (unlikely(!dm->st_iotime)) { + dm->st_iotime = rrdset_create_localhost("disk_iotime", + disk, + NULL, + disk, + "disk.iotime", + "Disk Total I/O Time", + "milliseconds/s", + "freebsd.plugin", + "devstat", + NETDATA_CHART_PRIO_DISK_IOTIME, + update_every, + RRDSET_TYPE_LINE + ); + + rrdset_flag_set(dm->st_iotime, RRDSET_FLAG_DETAIL); + + dm->rd_iotime_in = rrddim_add(dm->st_iotime, "reads", NULL, 1, 1, + RRD_ALGORITHM_INCREMENTAL); + dm->rd_iotime_out = rrddim_add(dm->st_iotime, "writes", NULL, -1, 1, + RRD_ALGORITHM_INCREMENTAL); + dm->rd_iotime_other = rrddim_add(dm->st_iotime, "other", NULL, 1, 1, + RRD_ALGORITHM_INCREMENTAL); + dm->rd_iotime_free = rrddim_add(dm->st_iotime, "frees", NULL, -1, 1, + RRD_ALGORITHM_INCREMENTAL); + } else + rrdset_next(dm->st_iotime); + + rrddim_set_by_pointer(dm->st_iotime, dm->rd_iotime_in, cur_dstat.duration_read_ms); + rrddim_set_by_pointer(dm->st_iotime, dm->rd_iotime_out, cur_dstat.duration_write_ms); + rrddim_set_by_pointer(dm->st_iotime, dm->rd_iotime_other, cur_dstat.duration_other_ms); + rrddim_set_by_pointer(dm->st_iotime, dm->rd_iotime_free, cur_dstat.duration_free_ms); + rrdset_done(dm->st_iotime); + } + + // -------------------------------------------------------------------- + // calculate differential charts + // only if this is not the first time we run + + if (likely(dt)) { + + // -------------------------------------------------------------------- + + if(dm->do_await == CONFIG_BOOLEAN_YES || (dm->do_await == CONFIG_BOOLEAN_AUTO && + (dstat[i].operations[DEVSTAT_READ] || + dstat[i].operations[DEVSTAT_WRITE] || + dstat[i].operations[DEVSTAT_NO_DATA] || + dstat[i].operations[DEVSTAT_FREE]))) { + if (unlikely(!dm->st_await)) { + dm->st_await = rrdset_create_localhost("disk_await", + disk, + NULL, + disk, + "disk.await", + "Average Completed I/O Operation Time", + "milliseconds/operation", + "freebsd.plugin", + "devstat", + NETDATA_CHART_PRIO_DISK_AWAIT, + update_every, + RRDSET_TYPE_LINE + ); + + rrdset_flag_set(dm->st_await, RRDSET_FLAG_DETAIL); + + dm->rd_await_in = rrddim_add(dm->st_await, "reads", NULL, 1, 1, + RRD_ALGORITHM_ABSOLUTE); + dm->rd_await_out = rrddim_add(dm->st_await, "writes", NULL, -1, 1, + RRD_ALGORITHM_ABSOLUTE); + dm->rd_await_other = rrddim_add(dm->st_await, "other", NULL, 1, 1, + RRD_ALGORITHM_ABSOLUTE); + dm->rd_await_free = rrddim_add(dm->st_await, "frees", NULL, -1, 1, + RRD_ALGORITHM_ABSOLUTE); + } else + rrdset_next(dm->st_await); + + rrddim_set_by_pointer(dm->st_await, dm->rd_await_in, + (dstat[i].operations[DEVSTAT_READ] - + dm->prev_dstat.operations_read) ? + (cur_dstat.duration_read_ms - dm->prev_dstat.duration_read_ms) / + (dstat[i].operations[DEVSTAT_READ] - + dm->prev_dstat.operations_read) : + 0); + rrddim_set_by_pointer(dm->st_await, dm->rd_await_out, + (dstat[i].operations[DEVSTAT_WRITE] - + dm->prev_dstat.operations_write) ? + (cur_dstat.duration_write_ms - dm->prev_dstat.duration_write_ms) / + (dstat[i].operations[DEVSTAT_WRITE] - + dm->prev_dstat.operations_write) : + 0); + rrddim_set_by_pointer(dm->st_await, dm->rd_await_other, + (dstat[i].operations[DEVSTAT_NO_DATA] - + dm->prev_dstat.operations_other) ? + (cur_dstat.duration_other_ms - dm->prev_dstat.duration_other_ms) / + (dstat[i].operations[DEVSTAT_NO_DATA] - + dm->prev_dstat.operations_other) : + 0); + rrddim_set_by_pointer(dm->st_await, dm->rd_await_free, + (dstat[i].operations[DEVSTAT_FREE] - + dm->prev_dstat.operations_free) ? + (cur_dstat.duration_free_ms - dm->prev_dstat.duration_free_ms) / + (dstat[i].operations[DEVSTAT_FREE] - + dm->prev_dstat.operations_free) : + 0); + rrdset_done(dm->st_await); + } + + // -------------------------------------------------------------------- + + if(dm->do_avagsz == CONFIG_BOOLEAN_YES || (dm->do_avagsz == CONFIG_BOOLEAN_AUTO && + (dstat[i].operations[DEVSTAT_READ] || + dstat[i].operations[DEVSTAT_WRITE] || + dstat[i].operations[DEVSTAT_FREE]))) { + if (unlikely(!dm->st_avagsz)) { + dm->st_avagsz = rrdset_create_localhost("disk_avgsz", + disk, + NULL, + disk, + "disk.avgsz", + "Average Completed I/O Operation Bandwidth", + "KiB/operation", + "freebsd.plugin", + "devstat", + NETDATA_CHART_PRIO_DISK_AVGSZ, + update_every, + RRDSET_TYPE_AREA + ); + + rrdset_flag_set(dm->st_avagsz, RRDSET_FLAG_DETAIL); + + dm->rd_avagsz_in = rrddim_add(dm->st_avagsz, "reads", NULL, 1, KILO_FACTOR, + RRD_ALGORITHM_ABSOLUTE); + dm->rd_avagsz_out = rrddim_add(dm->st_avagsz, "writes", NULL, -1, KILO_FACTOR, + RRD_ALGORITHM_ABSOLUTE); + dm->rd_avagsz_free = rrddim_add(dm->st_avagsz, "frees", NULL, -1, KILO_FACTOR, + RRD_ALGORITHM_ABSOLUTE); + } else + rrdset_next(dm->st_avagsz); + + rrddim_set_by_pointer(dm->st_avagsz, dm->rd_avagsz_in, + (dstat[i].operations[DEVSTAT_READ] - + dm->prev_dstat.operations_read) ? + (dstat[i].bytes[DEVSTAT_READ] - dm->prev_dstat.bytes_read) / + (dstat[i].operations[DEVSTAT_READ] - + dm->prev_dstat.operations_read) : + 0); + rrddim_set_by_pointer(dm->st_avagsz, dm->rd_avagsz_out, + (dstat[i].operations[DEVSTAT_WRITE] - + dm->prev_dstat.operations_write) ? + (dstat[i].bytes[DEVSTAT_WRITE] - dm->prev_dstat.bytes_write) / + (dstat[i].operations[DEVSTAT_WRITE] - + dm->prev_dstat.operations_write) : + 0); + rrddim_set_by_pointer(dm->st_avagsz, dm->rd_avagsz_free, + (dstat[i].operations[DEVSTAT_FREE] - + dm->prev_dstat.operations_free) ? + (dstat[i].bytes[DEVSTAT_FREE] - dm->prev_dstat.bytes_free) / + (dstat[i].operations[DEVSTAT_FREE] - + dm->prev_dstat.operations_free) : + 0); + rrdset_done(dm->st_avagsz); + } + + // -------------------------------------------------------------------- + + if(dm->do_svctm == CONFIG_BOOLEAN_YES || (dm->do_svctm == CONFIG_BOOLEAN_AUTO && + (dstat[i].operations[DEVSTAT_READ] || + dstat[i].operations[DEVSTAT_WRITE] || + dstat[i].operations[DEVSTAT_NO_DATA] || + dstat[i].operations[DEVSTAT_FREE]))) { + if (unlikely(!dm->st_svctm)) { + dm->st_svctm = rrdset_create_localhost("disk_svctm", + disk, + NULL, + disk, + "disk.svctm", + "Average Service Time", + "milliseconds/operation", + "freebsd.plugin", + "devstat", + NETDATA_CHART_PRIO_DISK_SVCTM, + update_every, + RRDSET_TYPE_LINE + ); + + rrdset_flag_set(dm->st_svctm, RRDSET_FLAG_DETAIL); + + dm->rd_svctm = rrddim_add(dm->st_svctm, "svctm", NULL, 1, 1, + RRD_ALGORITHM_ABSOLUTE); + } else + rrdset_next(dm->st_svctm); + + rrddim_set_by_pointer(dm->st_svctm, dm->rd_svctm, + ((dstat[i].operations[DEVSTAT_READ] - dm->prev_dstat.operations_read) + + (dstat[i].operations[DEVSTAT_WRITE] - dm->prev_dstat.operations_write) + + (dstat[i].operations[DEVSTAT_NO_DATA] - dm->prev_dstat.operations_other) + + (dstat[i].operations[DEVSTAT_FREE] - dm->prev_dstat.operations_free)) ? + (cur_dstat.busy_time_ms - dm->prev_dstat.busy_time_ms) / + ((dstat[i].operations[DEVSTAT_READ] - dm->prev_dstat.operations_read) + + (dstat[i].operations[DEVSTAT_WRITE] - dm->prev_dstat.operations_write) + + (dstat[i].operations[DEVSTAT_NO_DATA] - dm->prev_dstat.operations_other) + + (dstat[i].operations[DEVSTAT_FREE] - dm->prev_dstat.operations_free)) : + 0); + rrdset_done(dm->st_svctm); + } + + // -------------------------------------------------------------------- + + dm->prev_dstat.bytes_read = dstat[i].bytes[DEVSTAT_READ]; + dm->prev_dstat.bytes_write = dstat[i].bytes[DEVSTAT_WRITE]; + dm->prev_dstat.bytes_free = dstat[i].bytes[DEVSTAT_FREE]; + dm->prev_dstat.operations_read = dstat[i].operations[DEVSTAT_READ]; + dm->prev_dstat.operations_write = dstat[i].operations[DEVSTAT_WRITE]; + dm->prev_dstat.operations_other = dstat[i].operations[DEVSTAT_NO_DATA]; + dm->prev_dstat.operations_free = dstat[i].operations[DEVSTAT_FREE]; + dm->prev_dstat.duration_read_ms = cur_dstat.duration_read_ms; + dm->prev_dstat.duration_write_ms = cur_dstat.duration_write_ms; + dm->prev_dstat.duration_other_ms = cur_dstat.duration_other_ms; + dm->prev_dstat.duration_free_ms = cur_dstat.duration_free_ms; + dm->prev_dstat.busy_time_ms = cur_dstat.busy_time_ms; + } + } + } + + // -------------------------------------------------------------------- + + if (likely(do_system_io)) { + static RRDSET *st = NULL; + static RRDDIM *rd_in = NULL, *rd_out = NULL; + + if (unlikely(!st)) { + st = rrdset_create_localhost("system", + "io", + NULL, + "disk", + NULL, + "Disk I/O", + "KiB/s", + "freebsd.plugin", + "devstat", + NETDATA_CHART_PRIO_SYSTEM_IO, + update_every, + RRDSET_TYPE_AREA + ); + + rd_in = rrddim_add(st, "in", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL); + rd_out = rrddim_add(st, "out", NULL, -1, 1, RRD_ALGORITHM_INCREMENTAL); + } else + rrdset_next(st); + + rrddim_set_by_pointer(st, rd_in, total_disk_kbytes_read); + rrddim_set_by_pointer(st, rd_out, total_disk_kbytes_write); + rrdset_done(st); + } + } + } + if (unlikely(common_error)) { + do_system_io = 0; + error("DISABLED: system.io chart"); + do_io = 0; + error("DISABLED: disk.* charts"); + do_ops = 0; + error("DISABLED: disk_ops.* charts"); + do_qops = 0; + error("DISABLED: disk_qops.* charts"); + do_util = 0; + error("DISABLED: disk_util.* charts"); + do_iotime = 0; + error("DISABLED: disk_iotime.* charts"); + do_await = 0; + error("DISABLED: disk_await.* charts"); + do_avagsz = 0; + error("DISABLED: disk_avgsz.* charts"); + do_svctm = 0; + error("DISABLED: disk_svctm.* charts"); + error("DISABLED: kern.devstat module"); + return 1; + } + } else { + error("DISABLED: kern.devstat module"); + return 1; + } + + disks_cleanup(); + + return 0; +} |