Zabbix

/*

** Zabbix

** Copyright (C) 2001-2022 Zabbix SIA

**

** 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 Free Software Foundation; either version 2 of the License, or

** (at your option) any later version.

**

** 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 General Public License for more details.

**

** You should have received a copy of the GNU General Public License

** along with this program; if not, write to the Free Software

** Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

**/

​

#include "common.h"

#include "sysinfo.h"

#include "proc.h"

#include "log.h"

​

static int  VM_MEMORY_TOTAL(AGENT_RESULT *result)

{

    struct sysinfo  info;

​

    if (0 != sysinfo(&info))

    {

        SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));

        return SYSINFO_RET_FAIL;

    }

​

    SET_UI64_RESULT(result, (zbx_uint64_t)info.totalram * info.mem_unit);

​

    return SYSINFO_RET_OK;

}

​

static int  VM_MEMORY_FREE(AGENT_RESULT *result)

{

    struct sysinfo  info;

​

    if (0 != sysinfo(&info))

    {

        SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));

        return SYSINFO_RET_FAIL;

    }

​

    SET_UI64_RESULT(result, (zbx_uint64_t)info.freeram * info.mem_unit);

​

    return SYSINFO_RET_OK;

}

​

static int  VM_MEMORY_BUFFERS(AGENT_RESULT *result)

{

    struct sysinfo  info;

​

    if (0 != sysinfo(&info))

    {

        SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));

        return SYSINFO_RET_FAIL;

    }

​

    SET_UI64_RESULT(result, (zbx_uint64_t)info.bufferram * info.mem_unit);

​

    return SYSINFO_RET_OK;

}

​

static int  VM_MEMORY_USED(AGENT_RESULT *result)

{

    struct sysinfo  info;

​

    if (0 != sysinfo(&info))

    {

        SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));

        return SYSINFO_RET_FAIL;

    }

​

    SET_UI64_RESULT(result, (zbx_uint64_t)(info.totalram - info.freeram) * info.mem_unit);

​

    return SYSINFO_RET_OK;

}

​

static int  VM_MEMORY_PUSED(AGENT_RESULT *result)

{

    struct sysinfo  info;

​

    if (0 != sysinfo(&info))

    {

        SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));