diff options
Diffstat (limited to 'src/macos_mach_smi.c')
| -rw-r--r-- | src/macos_mach_smi.c | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/src/macos_mach_smi.c b/src/macos_mach_smi.c new file mode 100644 index 000000000..d86a03220 --- /dev/null +++ b/src/macos_mach_smi.c @@ -0,0 +1,167 @@ +#include "common.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 + vm_statistics64_data_t vm_statistics; + + 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)) { + error("MACOS: There are %d CPU states (4 was expected)", HOST_CPU_LOAD_INFO_COUNT); + do_cpu = 0; + 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)) { + error("MACOS: host_statistics() failed: %s", mach_error_string(kr)); + do_cpu = 0; + error("DISABLED: system.cpu"); + } else { + + st = rrdset_find_bytype("system", "cpu"); + if (unlikely(!st)) { + st = rrdset_create("system", "cpu", NULL, "cpu", "system.cpu", "Total CPU utilization", "percentage", 100, update_every, RRDSET_TYPE_STACKED); + + rrddim_add(st, "user", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL); + rrddim_add(st, "nice", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL); + rrddim_add(st, "system", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL); + rrddim_add(st, "idle", NULL, 1, 1, RRDDIM_PCENT_OVER_DIFF_TOTAL); + rrddim_hide(st, "idle"); + } + else rrdset_next(st); + + 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)) { + count = sizeof(vm_statistics64_data_t); + kr = host_statistics64(host, HOST_VM_INFO64, (host_info64_t)&vm_statistics, &count); + if (unlikely(kr != KERN_SUCCESS)) { + error("MACOS: host_statistics64() failed: %s", mach_error_string(kr)); + do_ram = 0; + error("DISABLED: system.ram"); + do_swapio = 0; + error("DISABLED: system.swapio"); + do_pgfaults = 0; + error("DISABLED: mem.pgfaults"); + } else { + if (likely(do_ram)) { + st = rrdset_find("system.ram"); + if (unlikely(!st)) { + st = rrdset_create("system", "ram", NULL, "ram", NULL, "System RAM", "MB", 200, update_every, RRDSET_TYPE_STACKED); + + rrddim_add(st, "active", NULL, system_pagesize, 1048576, RRDDIM_ABSOLUTE); + rrddim_add(st, "wired", NULL, system_pagesize, 1048576, RRDDIM_ABSOLUTE); + rrddim_add(st, "throttled", NULL, system_pagesize, 1048576, RRDDIM_ABSOLUTE); + rrddim_add(st, "compressor", NULL, system_pagesize, 1048576, RRDDIM_ABSOLUTE); + rrddim_add(st, "inactive", NULL, system_pagesize, 1048576, RRDDIM_ABSOLUTE); + rrddim_add(st, "purgeable", NULL, system_pagesize, 1048576, RRDDIM_ABSOLUTE); + rrddim_add(st, "speculative", NULL, system_pagesize, 1048576, RRDDIM_ABSOLUTE); + rrddim_add(st, "free", NULL, system_pagesize, 1048576, RRDDIM_ABSOLUTE); + } + else rrdset_next(st); + + rrddim_set(st, "active", vm_statistics.active_count); + rrddim_set(st, "wired", vm_statistics.wire_count); + rrddim_set(st, "throttled", vm_statistics.throttled_count); + rrddim_set(st, "compressor", vm_statistics.compressor_page_count); + 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 (likely(do_swapio)) { + st = rrdset_find("system.swapio"); + if (unlikely(!st)) { + st = rrdset_create("system", "swapio", NULL, "swap", NULL, "Swap I/O", "kilobytes/s", 250, update_every, RRDSET_TYPE_AREA); + + rrddim_add(st, "in", NULL, system_pagesize, 1024, RRDDIM_INCREMENTAL); + rrddim_add(st, "out", NULL, -system_pagesize, 1024, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + rrddim_set(st, "in", vm_statistics.swapins); + rrddim_set(st, "out", vm_statistics.swapouts); + rrdset_done(st); + } + + // -------------------------------------------------------------------- + + if (likely(do_pgfaults)) { + st = rrdset_find("mem.pgfaults"); + if (unlikely(!st)) { + st = rrdset_create("mem", "pgfaults", NULL, "system", NULL, "Memory Page Faults", "page faults/s", 500, update_every, RRDSET_TYPE_LINE); + st->isdetail = 1; + + rrddim_add(st, "memory", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "cow", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "pagein", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "pageout", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "compress", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "decompress", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "zero_fill", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "reactivate", NULL, 1, 1, RRDDIM_INCREMENTAL); + rrddim_add(st, "purge", NULL, 1, 1, RRDDIM_INCREMENTAL); + } + else rrdset_next(st); + + 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); + rrddim_set(st, "compress", vm_statistics.compressions); + rrddim_set(st, "decompress", vm_statistics.decompressions); + 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; +} |