Zabbix

/*

** Copyright (C) 2001-2025 Zabbix SIA

**

** This program is free software: you can redistribute it and/or modify it under the terms of

** the GNU Affero General Public License as published by the Free Software Foundation, version 3.

**

** This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;

** without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

** See the GNU Affero General Public License for more details.

**

** You should have received a copy of the GNU Affero General Public License along with this program.

** If not, see <https://www.gnu.org/licenses/>.

**/

​

#ifndef ZABBIX_CPUSTAT_H

#define ZABBIX_CPUSTAT_H

​

#include "zbxsysinfo.h"

#include "zbxalgo.h"

​

#ifdef _WINDOWS

#   include "zbxwin32.h"

​

typedef struct

{

    zbx_perf_counter_data_t **cpu_counter;

    zbx_perf_counter_data_t *queue_counter;

    int         count;

}

ZBX_CPUS_STAT_DATA;

​

int get_cpu_perf_counter_value(int cpu_num, int interval, double *value, char **error);

​

#else   /* not _WINDOWS */

​

typedef struct

{

    zbx_uint64_t    h_counter[ZBX_CPU_STATE_COUNT][ZBX_MAX_COLLECTOR_HISTORY];

    unsigned char   h_status[ZBX_MAX_COLLECTOR_HISTORY];

#if (ZBX_MAX_COLLECTOR_HISTORY % 8) > 0

    unsigned char   padding0[8 - (ZBX_MAX_COLLECTOR_HISTORY % 8)];  /* for 8-byte alignment */

#endif

    int     h_first;

    int     h_count;

    int     cpu_num;

    int     padding1;   /* for 8-byte alignment */

}

ZBX_SINGLE_CPU_STAT_DATA;

​

typedef struct

{

    ZBX_SINGLE_CPU_STAT_DATA    *cpu;

    int             count;

}

ZBX_CPUS_STAT_DATA;

​

#ifdef _AIX

/* collector layout is designed to be cache-friendly for updates and large number of CPUs */

typedef struct

{

    unsigned char   status;

    /* data comes from IBM AIX 'perfstat_cpu_util_t' (percents of utilization) */

    zbx_uint64_t    user_pct;   /* user mode */