X-Git-Url: https://git.octo.it/?p=collectd.git;a=blobdiff_plain;f=src%2Fcpu.c;fp=src%2Fcpu.c;h=2fb4918b951b1d5e32cb8623890305e8d946e6a2;hp=1c4e5f6ba47ea4dc50766ccc1100bee629c20a22;hb=e1812f8e5c5f91328398c66b602d07ee7c6ede51;hpb=61bda3c7438f57086b0fcf87cc54407efcbaf9e3 diff --git a/src/cpu.c b/src/cpu.c index 1c4e5f6b..2fb4918b 100644 --- a/src/cpu.c +++ b/src/cpu.c @@ -1,9 +1,10 @@ /** * collectd - src/cpu.c - * Copyright (C) 2005-2010 Florian octo Forster + * Copyright (C) 2005-2014 Florian octo Forster * Copyright (C) 2008 Oleg King * Copyright (C) 2009 Simon Kuhnle * Copyright (C) 2009 Manuel Sanmartin + * Copyright (C) 2013-2014 Pierre-Yves Ritschard * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the @@ -19,10 +20,11 @@ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * * Authors: - * Florian octo Forster + * Florian octo Forster * Oleg King * Simon Kuhnle * Manuel Sanmartin + * Pierre-Yves Ritschard **/ #include "collectd.h" @@ -86,6 +88,18 @@ # define CAN_USE_SYSCTL 0 #endif +#define CPU_STATE_USER 0 +#define CPU_STATE_SYSTEM 1 +#define CPU_STATE_WAIT 2 +#define CPU_STATE_NICE 3 +#define CPU_STATE_SWAP 4 +#define CPU_STATE_INTERRUPT 5 +#define CPU_STATE_SOFTIRQ 6 +#define CPU_STATE_STEAL 7 +#define CPU_STATE_IDLE 8 +#define CPU_STATE_ACTIVE 9 /* sum of (!idle) */ +#define CPU_STATE_MAX 10 /* #states */ + #if HAVE_STATGRAB_H # include #endif @@ -100,6 +114,19 @@ # error "No applicable input method." #endif +static const char *cpu_state_names[] = { + "user", + "system", + "wait", + "nice", + "swap", + "interrupt", + "softirq", + "steal", + "idle", + "active" +}; + #ifdef PROCESSOR_CPU_LOAD_INFO static mach_port_t port_host; static processor_port_array_t cpu_list; @@ -139,6 +166,54 @@ static int numcpu; static int pnumcpu; #endif /* HAVE_PERFSTAT */ +#define RATE_ADD(sum, val) do { \ + if (isnan (sum)) \ + (sum) = (val); \ + else if (!isnan (val)) \ + (sum) += (val); \ +} while (0) + +struct cpu_state_s +{ + value_to_rate_state_t conv; + gauge_t rate; + _Bool has_value; +}; +typedef struct cpu_state_s cpu_state_t; + +static cpu_state_t *cpu_states = NULL; +static size_t cpu_states_num = 0; /* #cpu_states allocated */ + +/* Highest CPU number in the current iteration. Used by the dispatch logic to + * determine how many CPUs there were. Reset to 0 by cpu_reset(). */ +static size_t global_cpu_num = 0; + +static _Bool report_by_cpu = 1; +static _Bool report_by_state = 1; +static _Bool report_percent = 0; + +static const char *config_keys[] = +{ + "ReportByCpu", + "ReportByState", + "ValuesPercentage" +}; +static int config_keys_num = STATIC_ARRAY_SIZE (config_keys); + +static int cpu_config (char const *key, char const *value) /* {{{ */ +{ + if (strcasecmp (key, "ReportByCpu") == 0) + report_by_cpu = IS_TRUE (value) ? 1 : 0; + else if (strcasecmp (key, "ValuesPercentage") == 0) + report_percent = IS_TRUE (value) ? 1 : 0; + else if (strcasecmp (key, "ReportByState") == 0) + report_by_state = IS_TRUE (value) ? 1 : 0; + else + return (-1); + + return (0); +} /* }}} int cpu_config */ + static int init (void) { #if PROCESSOR_CPU_LOAD_INFO @@ -235,32 +310,272 @@ static int init (void) return (0); } /* int init */ -static void submit (int cpu_num, const char *type_instance, derive_t value) +static void submit_value (int cpu_num, int cpu_state, const char *type, value_t value) { value_t values[1]; value_list_t vl = VALUE_LIST_INIT; - values[0].derive = value; + memcpy(&values[0], &value, sizeof(value)); vl.values = values; vl.values_len = 1; + sstrncpy (vl.host, hostname_g, sizeof (vl.host)); sstrncpy (vl.plugin, "cpu", sizeof (vl.plugin)); - ssnprintf (vl.plugin_instance, sizeof (vl.plugin_instance), - "%i", cpu_num); - sstrncpy (vl.type, "cpu", sizeof (vl.type)); - sstrncpy (vl.type_instance, type_instance, sizeof (vl.type_instance)); + sstrncpy (vl.type, type, sizeof (vl.type)); + sstrncpy (vl.type_instance, cpu_state_names[cpu_state], + sizeof (vl.type_instance)); + if (cpu_num >= 0) { + ssnprintf (vl.plugin_instance, sizeof (vl.plugin_instance), + "%i", cpu_num); + } plugin_dispatch_values (&vl); } +static void submit_percent(int cpu_num, int cpu_state, gauge_t percent) +{ + value_t value; + + /* This function is called for all known CPU states, but each read + * method will only report a subset. The remaining states are left as + * NAN and we ignore them here. */ + if (isnan (percent)) + return; + + value.gauge = percent; + submit_value (cpu_num, cpu_state, "percent", value); +} + +static void submit_derive(int cpu_num, int cpu_state, derive_t derive) +{ + value_t value; + + value.derive = derive; + submit_value (cpu_num, cpu_state, "cpu", value); +} + +/* Takes the zero-index number of a CPU and makes sure that the module-global + * cpu_states buffer is large enough. Returne ENOMEM on erorr. */ +static int cpu_states_alloc (size_t cpu_num) /* {{{ */ +{ + cpu_state_t *tmp; + size_t sz; + + sz = (((size_t) cpu_num) + 1) * CPU_STATE_MAX; + assert (sz > 0); + + /* We already have enough space. */ + if (cpu_states_num >= sz) + return 0; + + tmp = realloc (cpu_states, sz * sizeof (*cpu_states)); + if (tmp == NULL) + { + ERROR ("cpu plugin: realloc failed."); + return (ENOMEM); + } + cpu_states = tmp; + tmp = cpu_states + cpu_states_num; + + memset (tmp, 0, (sz - cpu_states_num) * sizeof (*cpu_states)); + cpu_states_num = sz; + return 0; +} /* }}} cpu_states_alloc */ + +static cpu_state_t *get_cpu_state (size_t cpu_num, size_t state) /* {{{ */ +{ + size_t index = ((cpu_num * CPU_STATE_MAX) + state); + + if (index >= cpu_states_num) + return (NULL); + + return (&cpu_states[index]); +} /* }}} cpu_state_t *get_cpu_state */ + +/* Populates the per-CPU CPU_STATE_ACTIVE rate and the global rate_by_state + * array. */ +static void aggregate (gauge_t *sum_by_state) /* {{{ */ +{ + size_t cpu_num; + size_t state; + + for (state = 0; state < CPU_STATE_MAX; state++) + sum_by_state[state] = NAN; + + for (cpu_num = 0; cpu_num < global_cpu_num; cpu_num++) + { + cpu_state_t *this_cpu_states = get_cpu_state (cpu_num, 0); + + this_cpu_states[CPU_STATE_ACTIVE].rate = NAN; + + for (state = 0; state < CPU_STATE_ACTIVE; state++) + { + if (!this_cpu_states[state].has_value) + continue; + + RATE_ADD (sum_by_state[state], this_cpu_states[state].rate); + if (state != CPU_STATE_IDLE) + RATE_ADD (this_cpu_states[CPU_STATE_ACTIVE].rate, this_cpu_states[state].rate); + } + + RATE_ADD (sum_by_state[CPU_STATE_ACTIVE], this_cpu_states[CPU_STATE_ACTIVE].rate); + } +} /* }}} void aggregate */ + +/* Commits (dispatches) the values for one CPU or the global aggregation. + * cpu_num is the index of the CPU to be committed or -1 in case of the global + * aggregation. rates is a pointer to CPU_STATE_MAX gauge_t values holding the + * current rate; each rate may be NAN. Calculates the percentage of each state + * and dispatches the metric. */ +static void cpu_commit_one (int cpu_num, /* {{{ */ + gauge_t rates[static CPU_STATE_MAX]) +{ + size_t state; + gauge_t sum; + + sum = rates[CPU_STATE_ACTIVE]; + RATE_ADD (sum, rates[CPU_STATE_IDLE]); + + if (!report_by_state) + { + gauge_t percent = 100.0 * rates[CPU_STATE_ACTIVE] / sum; + submit_percent (cpu_num, CPU_STATE_ACTIVE, percent); + return; + } + + for (state = 0; state < CPU_STATE_ACTIVE; state++) + { + gauge_t percent = 100.0 * rates[state] / sum; + submit_percent (cpu_num, state, percent); + } +} /* }}} void cpu_commit_one */ + +/* Resets the internal aggregation. This is called by the read callback after + * each iteration / after each call to cpu_commit(). */ +static void cpu_reset (void) /* {{{ */ +{ + size_t i; + + for (i = 0; i < cpu_states_num; i++) + cpu_states[i].has_value = 0; + + global_cpu_num = 0; +} /* }}} void cpu_reset */ + +/* Legacy behavior: Dispatches the raw derive values without any aggregation. */ +static void cpu_commit_without_aggregation (void) /* {{{ */ +{ + int state; + + for (state = 0; state < CPU_STATE_ACTIVE; state++) + { + size_t cpu_num; + if (report_by_cpu) { + for (cpu_num = 0; cpu_num < global_cpu_num; cpu_num++) + { + cpu_state_t *s = get_cpu_state (cpu_num, state); + + if (!s->has_value) + continue; + + submit_derive ((int) cpu_num, (int) state, s->conv.last_value.derive); + } + } else { + derive_t derive_total = 0; + for (cpu_num = 0; cpu_num < global_cpu_num; cpu_num++) + { + cpu_state_t *s = get_cpu_state (cpu_num, state); + + if (!s->has_value) + continue; + + derive_total += s->conv.last_value.derive; + + } + submit_derive (-1, (int) state, derive_total); + } + } +} /* }}} void cpu_commit_without_aggregation */ + +/* Aggregates the internal state and dispatches the metrics. */ +static void cpu_commit (void) /* {{{ */ +{ + gauge_t global_rates[CPU_STATE_MAX] = { + NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN + }; + size_t cpu_num; + + if (report_by_state && !report_percent) + { + cpu_commit_without_aggregation (); + return; + } + + aggregate (global_rates); + + if (!report_by_cpu) + { + cpu_commit_one (-1, global_rates); + return; + } + + for (cpu_num = 0; cpu_num < global_cpu_num; cpu_num++) + { + cpu_state_t *this_cpu_states = get_cpu_state (cpu_num, 0); + gauge_t local_rates[CPU_STATE_MAX] = { + NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN, NAN + }; + size_t state; + + for (state = 0; state < CPU_STATE_ACTIVE; state++) + if (this_cpu_states[state].has_value) + local_rates[state] = this_cpu_states[state].rate; + + cpu_commit_one ((int) cpu_num, local_rates); + } +} /* }}} void cpu_commit */ + +/* Adds a derive value to the internal state. This should be used by each read + * function for each state. At the end of the iteration, the read function + * should call cpu_commit(). */ +static int cpu_stage (size_t cpu_num, size_t state, derive_t value, cdtime_t now) /* {{{ */ +{ + int status; + cpu_state_t *s; + value_t v; + + if (state >= CPU_STATE_ACTIVE) + return (EINVAL); + + status = cpu_states_alloc (cpu_num); + if (status != 0) + return (status); + + if (global_cpu_num <= cpu_num) + global_cpu_num = cpu_num + 1; + + s = get_cpu_state (cpu_num, state); + + v.gauge = NAN; + status = value_to_rate (&v, value, &s->conv, DS_TYPE_DERIVE, now); + if (status != 0) + return (status); + + s->rate = v.gauge; + s->has_value = 1; + return (0); +} /* }}} int cpu_stage */ + static int cpu_read (void) { -#if PROCESSOR_CPU_LOAD_INFO + cdtime_t now = cdtime (); + +#if PROCESSOR_CPU_LOAD_INFO /* {{{ */ int cpu; kern_return_t status; - + processor_cpu_load_info_data_t cpu_info; mach_msg_type_number_t cpu_info_len; @@ -286,17 +601,15 @@ static int cpu_read (void) continue; } - submit (cpu, "user", (derive_t) cpu_info.cpu_ticks[CPU_STATE_USER]); - submit (cpu, "nice", (derive_t) cpu_info.cpu_ticks[CPU_STATE_NICE]); - submit (cpu, "system", (derive_t) cpu_info.cpu_ticks[CPU_STATE_SYSTEM]); - submit (cpu, "idle", (derive_t) cpu_info.cpu_ticks[CPU_STATE_IDLE]); + cpu_stage (cpu, CPU_STATE_USER, (derive_t) cpu_info.cpu_ticks[CPU_STATE_USER], now); + cpu_stage (cpu, CPU_STATE_NICE, (derive_t) cpu_info.cpu_ticks[CPU_STATE_NICE], now); + cpu_stage (cpu, CPU_STATE_SYSTEM, (derive_t) cpu_info.cpu_ticks[CPU_STATE_SYSTEM], now); + cpu_stage (cpu, CPU_STATE_IDLE, (derive_t) cpu_info.cpu_ticks[CPU_STATE_IDLE], now); } -/* #endif PROCESSOR_CPU_LOAD_INFO */ +/* }}} #endif PROCESSOR_CPU_LOAD_INFO */ -#elif defined(KERNEL_LINUX) +#elif defined(KERNEL_LINUX) /* {{{ */ int cpu; - derive_t user, nice, syst, idle; - derive_t wait, intr, sitr; /* sitr == soft interrupt */ FILE *fh; char buf[1024]; @@ -323,37 +636,27 @@ static int cpu_read (void) continue; cpu = atoi (fields[0] + 3); - user = atoll (fields[1]); - nice = atoll (fields[2]); - syst = atoll (fields[3]); - idle = atoll (fields[4]); - submit (cpu, "user", user); - submit (cpu, "nice", nice); - submit (cpu, "system", syst); - submit (cpu, "idle", idle); + cpu_stage (cpu, CPU_STATE_USER, (derive_t) atoll(fields[1]), now); + cpu_stage (cpu, CPU_STATE_NICE, (derive_t) atoll(fields[2]), now); + cpu_stage (cpu, CPU_STATE_SYSTEM, (derive_t) atoll(fields[3]), now); + cpu_stage (cpu, CPU_STATE_IDLE, (derive_t) atoll(fields[4]), now); if (numfields >= 8) { - wait = atoll (fields[5]); - intr = atoll (fields[6]); - sitr = atoll (fields[7]); - - submit (cpu, "wait", wait); - submit (cpu, "interrupt", intr); - submit (cpu, "softirq", sitr); + cpu_stage (cpu, CPU_STATE_WAIT, (derive_t) atoll(fields[5]), now); + cpu_stage (cpu, CPU_STATE_INTERRUPT, (derive_t) atoll(fields[6]), now); + cpu_stage (cpu, CPU_STATE_SOFTIRQ, (derive_t) atoll(fields[7]), now); if (numfields >= 9) - submit (cpu, "steal", atoll (fields[8])); + cpu_stage (cpu, CPU_STATE_STEAL, (derive_t) atoll(fields[8]), now); } } - fclose (fh); -/* #endif defined(KERNEL_LINUX) */ +/* }}} #endif defined(KERNEL_LINUX) */ -#elif defined(HAVE_LIBKSTAT) +#elif defined(HAVE_LIBKSTAT) /* {{{ */ int cpu; - derive_t user, syst, idle, wait; static cpu_stat_t cs; if (kc == NULL) @@ -364,19 +667,14 @@ static int cpu_read (void) if (kstat_read (kc, ksp[cpu], &cs) == -1) continue; /* error message? */ - idle = (derive_t) cs.cpu_sysinfo.cpu[CPU_IDLE]; - user = (derive_t) cs.cpu_sysinfo.cpu[CPU_USER]; - syst = (derive_t) cs.cpu_sysinfo.cpu[CPU_KERNEL]; - wait = (derive_t) cs.cpu_sysinfo.cpu[CPU_WAIT]; - - submit (ksp[cpu]->ks_instance, "user", user); - submit (ksp[cpu]->ks_instance, "system", syst); - submit (ksp[cpu]->ks_instance, "idle", idle); - submit (ksp[cpu]->ks_instance, "wait", wait); + cpu_stage (ksp[cpu]->ks_instance, CPU_STATE_IDLE, (derive_t) cs.cpu_sysinfo.cpu[CPU_IDLE], now); + cpu_stage (ksp[cpu]->ks_instance, CPU_STATE_USER, (derive_t) cs.cpu_sysinfo.cpu[CPU_USER], now); + cpu_stage (ksp[cpu]->ks_instance, CPU_STATE_SYSTEM, (derive_t) cs.cpu_sysinfo.cpu[CPU_KERNEL], now); + cpu_stage (ksp[cpu]->ks_instance, CPU_STATE_WAIT, (derive_t) cs.cpu_sysinfo.cpu[CPU_WAIT], now); } -/* #endif defined(HAVE_LIBKSTAT) */ +/* }}} #endif defined(HAVE_LIBKSTAT) */ -#elif CAN_USE_SYSCTL +#elif CAN_USE_SYSCTL /* {{{ */ uint64_t cpuinfo[numcpu][CPUSTATES]; size_t cpuinfo_size; int status; @@ -432,14 +730,15 @@ static int cpu_read (void) } for (i = 0; i < numcpu; i++) { - submit (i, "user", cpuinfo[i][CP_USER]); - submit (i, "nice", cpuinfo[i][CP_NICE]); - submit (i, "system", cpuinfo[i][CP_SYS]); - submit (i, "idle", cpuinfo[i][CP_IDLE]); - submit (i, "interrupt", cpuinfo[i][CP_INTR]); + cpu_stage (i, CPU_STATE_USER, (derive_t) cpuinfo[i][CP_USER], now); + cpu_stage (i, CPU_STATE_NICE, (derive_t) cpuinfo[i][CP_NICE], now); + cpu_stage (i, CPU_STATE_SYSTEM, (derive_t) cpuinfo[i][CP_SYS], now); + cpu_stage (i, CPU_STATE_IDLE, (derive_t) cpuinfo[i][CP_IDLE], now); + cpu_stage (i, CPU_STATE_INTERRUPT, (derive_t) cpuinfo[i][CP_INTR], now); } -/* #endif CAN_USE_SYSCTL */ -#elif defined(HAVE_SYSCTLBYNAME) && defined(HAVE_SYSCTL_KERN_CP_TIMES) +/* }}} #endif CAN_USE_SYSCTL */ + +#elif defined(HAVE_SYSCTLBYNAME) && defined(HAVE_SYSCTL_KERN_CP_TIMES) /* {{{ */ long cpuinfo[maxcpu][CPUSTATES]; size_t cpuinfo_size; int i; @@ -456,14 +755,15 @@ static int cpu_read (void) } for (i = 0; i < numcpu; i++) { - submit (i, "user", cpuinfo[i][CP_USER]); - submit (i, "nice", cpuinfo[i][CP_NICE]); - submit (i, "system", cpuinfo[i][CP_SYS]); - submit (i, "idle", cpuinfo[i][CP_IDLE]); - submit (i, "interrupt", cpuinfo[i][CP_INTR]); + cpu_stage (i, CPU_STATE_USER, (derive_t) cpuinfo[i][CP_USER], now); + cpu_stage (i, CPU_STATE_NICE, (derive_t) cpuinfo[i][CP_NICE], now); + cpu_stage (i, CPU_STATE_SYSTEM, (derive_t) cpuinfo[i][CP_SYS], now); + cpu_stage (i, CPU_STATE_IDLE, (derive_t) cpuinfo[i][CP_IDLE], now); + cpu_stage (i, CPU_STATE_INTERRUPT, (derive_t) cpuinfo[i][CP_INTR], now); } -/* #endif HAVE_SYSCTL_KERN_CP_TIMES */ -#elif defined(HAVE_SYSCTLBYNAME) +/* }}} #endif HAVE_SYSCTL_KERN_CP_TIMES */ + +#elif defined(HAVE_SYSCTLBYNAME) /* {{{ */ long cpuinfo[CPUSTATES]; size_t cpuinfo_size; @@ -477,14 +777,14 @@ static int cpu_read (void) return (-1); } - submit (0, "user", cpuinfo[CP_USER]); - submit (0, "nice", cpuinfo[CP_NICE]); - submit (0, "system", cpuinfo[CP_SYS]); - submit (0, "idle", cpuinfo[CP_IDLE]); - submit (0, "interrupt", cpuinfo[CP_INTR]); -/* #endif HAVE_SYSCTLBYNAME */ + cpu_stage (0, CPU_STATE_USER, (derive_t) cpuinfo[CP_USER], now); + cpu_stage (0, CPU_STATE_NICE, (derive_t) cpuinfo[CP_NICE], now); + cpu_stage (0, CPU_STATE_SYSTEM, (derive_t) cpuinfo[CP_SYS], now); + cpu_stage (0, CPU_STATE_IDLE, (derive_t) cpuinfo[CP_IDLE], now); + cpu_stage (0, CPU_STATE_INTERRUPT, (derive_t) cpuinfo[CP_INTR], now); +/* }}} #endif HAVE_SYSCTLBYNAME */ -#elif defined(HAVE_LIBSTATGRAB) +#elif defined(HAVE_LIBSTATGRAB) /* {{{ */ sg_cpu_stats *cs; cs = sg_get_cpu_stats (); @@ -494,15 +794,15 @@ static int cpu_read (void) return (-1); } - submit (0, "idle", (derive_t) cs->idle); - submit (0, "nice", (derive_t) cs->nice); - submit (0, "swap", (derive_t) cs->swap); - submit (0, "system", (derive_t) cs->kernel); - submit (0, "user", (derive_t) cs->user); - submit (0, "wait", (derive_t) cs->iowait); -/* #endif HAVE_LIBSTATGRAB */ + cpu_state (0, CPU_STATE_IDLE, (derive_t) cs->idle); + cpu_state (0, CPU_STATE_NICE, (derive_t) cs->nice); + cpu_state (0, CPU_STATE_SWAP, (derive_t) cs->swap); + cpu_state (0, CPU_STATE_SYSTEM, (derive_t) cs->kernel); + cpu_state (0, CPU_STATE_USER, (derive_t) cs->user); + cpu_state (0, CPU_STATE_WAIT, (derive_t) cs->iowait); +/* }}} #endif HAVE_LIBSTATGRAB */ -#elif defined(HAVE_PERFSTAT) +#elif defined(HAVE_PERFSTAT) /* {{{ */ perfstat_id_t id; int i, cpus; @@ -514,10 +814,10 @@ static int cpu_read (void) sstrerror (errno, errbuf, sizeof (errbuf))); return (-1); } - - if (pnumcpu != numcpu || perfcpu == NULL) + + if (pnumcpu != numcpu || perfcpu == NULL) { - if (perfcpu != NULL) + if (perfcpu != NULL) free(perfcpu); perfcpu = malloc(numcpu * sizeof(perfstat_cpu_t)); } @@ -532,20 +832,25 @@ static int cpu_read (void) return (-1); } - for (i = 0; i < cpus; i++) + for (i = 0; i < cpus; i++) { - submit (i, "idle", (derive_t) perfcpu[i].idle); - submit (i, "system", (derive_t) perfcpu[i].sys); - submit (i, "user", (derive_t) perfcpu[i].user); - submit (i, "wait", (derive_t) perfcpu[i].wait); + cpu_stage (i, CPU_STATE_IDLE, (derive_t) perfcpu[i].idle, now); + cpu_stage (i, CPU_STATE_SYSTEM, (derive_t) perfcpu[i].sys, now); + cpu_stage (i, CPU_STATE_USER, (derive_t) perfcpu[i].user, now); + cpu_stage (i, CPU_STATE_WAIT, (derive_t) perfcpu[i].wait, now); } -#endif /* HAVE_PERFSTAT */ +#endif /* }}} HAVE_PERFSTAT */ + cpu_commit (); + cpu_reset (); return (0); } void module_register (void) { plugin_register_init ("cpu", init); + plugin_register_config ("cpu", cpu_config, config_keys, config_keys_num); plugin_register_read ("cpu", cpu_read); } /* void module_register */ + +/* vim: set sw=8 sts=8 noet fdm=marker : */