src/collectors/macos.plugin/macos_mach_smi.c
// SPDX-License-Identifier: GPL-3.0-or-later
#include "plugin_macos.h"
#include <mach/mach.h>
int do_macos_mach_smi(int update_every, usec_t dt) {
(void)dt;
static int do_cpu = -1, do_ram = - 1, do_swapio = -1, do_pgfaults = -1;
if (unlikely(do_cpu == -1)) {
do_cpu = config_get_boolean("plugin:macos:mach_smi", "cpu utilization", 1);
do_ram = config_get_boolean("plugin:macos:mach_smi", "system ram", 1);
do_swapio = config_get_boolean("plugin:macos:mach_smi", "swap i/o", 1);
do_pgfaults = config_get_boolean("plugin:macos:mach_smi", "memory page faults", 1);
}
RRDSET *st;
kern_return_t kr;
mach_msg_type_number_t count;
host_t host;
vm_size_t system_pagesize;
// NEEDED BY: do_cpu
natural_t cp_time[CPU_STATE_MAX];
// NEEDED BY: do_ram, do_swapio, do_pgfaults
#if (defined __MAC_OS_X_VERSION_MIN_REQUIRED && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1060)
vm_statistics64_data_t vm_statistics;
#else
vm_statistics_data_t vm_statistics;
#endif
host = mach_host_self();
kr = host_page_size(host, &system_pagesize);
if (unlikely(kr != KERN_SUCCESS))
return -1;
if (likely(do_cpu)) {
if (unlikely(HOST_CPU_LOAD_INFO_COUNT != 4)) {
collector_error("MACOS: There are %d CPU states (4 was expected)", HOST_CPU_LOAD_INFO_COUNT);
do_cpu = 0;
collector_error("DISABLED: system.cpu");
} else {
count = HOST_CPU_LOAD_INFO_COUNT;
kr = host_statistics(host, HOST_CPU_LOAD_INFO, (host_info_t)cp_time, &count);
if (unlikely(kr != KERN_SUCCESS)) {
collector_error("MACOS: host_statistics() failed: %s", mach_error_string(kr));
do_cpu = 0;
collector_error("DISABLED: system.cpu");
} else {
st = rrdset_find_active_bytype_localhost("system", "cpu");
if (unlikely(!st)) {
st = rrdset_create_localhost(
"system"
, "cpu"
, NULL
, "cpu"
, "system.cpu"
, "Total CPU utilization"
, "percentage"
, "macos.plugin"
, "mach_smi"
, 100
, update_every
, RRDSET_TYPE_STACKED
);
rrddim_add(st, "user", NULL, 1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
rrddim_add(st, "nice", NULL, 1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
rrddim_add(st, "system", NULL, 1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
rrddim_add(st, "idle", NULL, 1, 1, RRD_ALGORITHM_PCENT_OVER_DIFF_TOTAL);
rrddim_hide(st, "idle");
}
rrddim_set(st, "user", cp_time[CPU_STATE_USER]);
rrddim_set(st, "nice", cp_time[CPU_STATE_NICE]);
rrddim_set(st, "system", cp_time[CPU_STATE_SYSTEM]);
rrddim_set(st, "idle", cp_time[CPU_STATE_IDLE]);
rrdset_done(st);
}
}
}
if (likely(do_ram || do_swapio || do_pgfaults)) {
#if (defined __MAC_OS_X_VERSION_MIN_REQUIRED && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1060)
count = sizeof(vm_statistics64_data_t);
kr = host_statistics64(host, HOST_VM_INFO64, (host_info64_t)&vm_statistics, &count);
#else
count = sizeof(vm_statistics_data_t);
kr = host_statistics(host, HOST_VM_INFO, (host_info_t)&vm_statistics, &count);
#endif
if (unlikely(kr != KERN_SUCCESS)) {
collector_error("MACOS: host_statistics64() failed: %s", mach_error_string(kr));
do_ram = 0;
collector_error("DISABLED: system.ram");
do_swapio = 0;
collector_error("DISABLED: mem.swapio");
do_pgfaults = 0;
collector_error("DISABLED: mem.pgfaults");
} else {
if (likely(do_ram)) {
st = rrdset_find_active_localhost("system.ram");
if (unlikely(!st)) {
st = rrdset_create_localhost(
"system"
, "ram"
, NULL
, "ram"
, NULL
, "System RAM"
, "MiB"
, "macos.plugin"
, "mach_smi"
, 200
, update_every
, RRDSET_TYPE_STACKED
);
rrddim_add(st, "active", NULL, system_pagesize, 1048576, RRD_ALGORITHM_ABSOLUTE);
rrddim_add(st, "wired", NULL, system_pagesize, 1048576, RRD_ALGORITHM_ABSOLUTE);
#if (defined __MAC_OS_X_VERSION_MIN_REQUIRED && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090)
rrddim_add(st, "throttled", NULL, system_pagesize, 1048576, RRD_ALGORITHM_ABSOLUTE);
rrddim_add(st, "compressor", NULL, system_pagesize, 1048576, RRD_ALGORITHM_ABSOLUTE);
#endif
rrddim_add(st, "inactive", NULL, system_pagesize, 1048576, RRD_ALGORITHM_ABSOLUTE);
rrddim_add(st, "purgeable", NULL, system_pagesize, 1048576, RRD_ALGORITHM_ABSOLUTE);
rrddim_add(st, "speculative", NULL, system_pagesize, 1048576, RRD_ALGORITHM_ABSOLUTE);
rrddim_add(st, "free", NULL, system_pagesize, 1048576, RRD_ALGORITHM_ABSOLUTE);
}
rrddim_set(st, "active", vm_statistics.active_count);
rrddim_set(st, "wired", vm_statistics.wire_count);
#if (defined __MAC_OS_X_VERSION_MIN_REQUIRED && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090)
rrddim_set(st, "throttled", vm_statistics.throttled_count);
rrddim_set(st, "compressor", vm_statistics.compressor_page_count);
#endif
rrddim_set(st, "inactive", vm_statistics.inactive_count);
rrddim_set(st, "purgeable", vm_statistics.purgeable_count);
rrddim_set(st, "speculative", vm_statistics.speculative_count);
rrddim_set(st, "free", (vm_statistics.free_count - vm_statistics.speculative_count));
rrdset_done(st);
}
#if (defined __MAC_OS_X_VERSION_MIN_REQUIRED && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090)
if (likely(do_swapio)) {
st = rrdset_find_active_localhost("mem.swapio");
if (unlikely(!st)) {
st = rrdset_create_localhost(
"mem"
, "swapio"
, NULL
, "swap"
, NULL
, "Swap I/O"
, "KiB/s"
, "macos.plugin"
, "mach_smi"
, 250
, update_every
, RRDSET_TYPE_AREA
);
rrddim_add(st, "in", NULL, system_pagesize, 1024, RRD_ALGORITHM_INCREMENTAL);
rrddim_add(st, "out", NULL, -system_pagesize, 1024, RRD_ALGORITHM_INCREMENTAL);
}
rrddim_set(st, "in", vm_statistics.swapins);
rrddim_set(st, "out", vm_statistics.swapouts);
rrdset_done(st);
}
#endif
if (likely(do_pgfaults)) {
st = rrdset_find_active_localhost("mem.pgfaults");
if (unlikely(!st)) {
st = rrdset_create_localhost(
"mem"
, "pgfaults"
, NULL
, "system"
, NULL
, "Memory Page Faults"
, "faults/s"
, "macos.plugin"
, "mach_smi"
, NETDATA_CHART_PRIO_MEM_SYSTEM_PGFAULTS
, update_every
, RRDSET_TYPE_LINE
);
rrdset_flag_set(st, RRDSET_FLAG_DETAIL);
rrddim_add(st, "memory", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
rrddim_add(st, "cow", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
rrddim_add(st, "pagein", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
rrddim_add(st, "pageout", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
#if (defined __MAC_OS_X_VERSION_MIN_REQUIRED && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090)
rrddim_add(st, "compress", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
rrddim_add(st, "decompress", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
#endif
rrddim_add(st, "zero_fill", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
rrddim_add(st, "reactivate", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
rrddim_add(st, "purge", NULL, 1, 1, RRD_ALGORITHM_INCREMENTAL);
}
rrddim_set(st, "memory", vm_statistics.faults);
rrddim_set(st, "cow", vm_statistics.cow_faults);
rrddim_set(st, "pagein", vm_statistics.pageins);
rrddim_set(st, "pageout", vm_statistics.pageouts);
#if (defined __MAC_OS_X_VERSION_MIN_REQUIRED && __MAC_OS_X_VERSION_MIN_REQUIRED >= 1090)
rrddim_set(st, "compress", vm_statistics.compressions);
rrddim_set(st, "decompress", vm_statistics.decompressions);
#endif
rrddim_set(st, "zero_fill", vm_statistics.zero_fill_count);
rrddim_set(st, "reactivate", vm_statistics.reactivations);
rrddim_set(st, "purge", vm_statistics.purges);
rrdset_done(st);
}
}
}
return 0;
}