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 _WINDOWS

​

#include "diskdevices.h"

​

#include "stats.h"

​

static void apply_diskstat(zbx_single_diskdevice_data *device, time_t now, zbx_uint64_t *dstat)

{

    register int    i;

    time_t      clock[ZBX_AVG_COUNT], sec;

    int     index[ZBX_AVG_COUNT];

​

    assert(device);

​

    device->index++;

​

    if (ZBX_MAX_COLLECTOR_HISTORY == device->index)

        device->index = 0;

​

    device->clock[device->index] = now;

    device->r_sect[device->index] = dstat[ZBX_DSTAT_R_SECT];

    device->r_oper[device->index] = dstat[ZBX_DSTAT_R_OPER];

    device->r_byte[device->index] = dstat[ZBX_DSTAT_R_BYTE];

    device->w_sect[device->index] = dstat[ZBX_DSTAT_W_SECT];

    device->w_oper[device->index] = dstat[ZBX_DSTAT_W_OPER];

    device->w_byte[device->index] = dstat[ZBX_DSTAT_W_BYTE];

​

    clock[ZBX_AVG1] = clock[ZBX_AVG5] = clock[ZBX_AVG15] = now + 1;

    index[ZBX_AVG1] = index[ZBX_AVG5] = index[ZBX_AVG15] = -1;

​

    for (i = 0; i < ZBX_MAX_COLLECTOR_HISTORY; i++)

    {

        if (0 == device->clock[i])

            continue;

​

#define DISKSTAT(t)                                         \

    do                                              \

    {                                               \

        if ((device->clock[i] >= (now - (t * 60))) && (clock[ZBX_AVG ## t] > device->clock[i])) \

        {                                           \

            clock[ZBX_AVG ## t] = device->clock[i];                     \

            index[ZBX_AVG ## t] = i;                            \

        }                                           \

    }                                               \

    while(0)

​

        DISKSTAT(1);

        DISKSTAT(5);

        DISKSTAT(15);