Source
SET_DBL_RESULT(result, 0 != info.totalswap ? 100.0 - 100.0 * (info.freeswap / (double)info.totalswap) : 0.0);
/*
** 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.
**/
int SYSTEM_SWAP_SIZE(AGENT_REQUEST *request, AGENT_RESULT *result)
{
struct sysinfo info;
char *swapdev, *mode;
if (2 < request->nparam)
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Too many parameters."));
return SYSINFO_RET_FAIL;
}
swapdev = get_rparam(request, 0);
mode = get_rparam(request, 1);
if (NULL != swapdev && '\0' != *swapdev && 0 != strcmp(swapdev, "all"))
{
SET_MSG_RESULT(result, zbx_strdup(NULL, "Invalid first parameter."));
return SYSINFO_RET_FAIL;
}
if (0 != sysinfo(&info))
{
SET_MSG_RESULT(result, zbx_dsprintf(NULL, "Cannot obtain system information: %s", zbx_strerror(errno)));
return SYSINFO_RET_FAIL;
}
if (NULL == mode || '\0' == *mode || 0 == strcmp(mode, "free"))
{
SET_UI64_RESULT(result, info.freeswap * (zbx_uint64_t)info.mem_unit);
}
else if (0 == strcmp(mode, "total"))
{
SET_UI64_RESULT(result, info.totalswap * (zbx_uint64_t)info.mem_unit);
}
else if (0 == strcmp(mode, "used"))
{
SET_UI64_RESULT(result, (info.totalswap - info.freeswap) * (zbx_uint64_t)info.mem_unit);
}
else if (0 == strcmp(mode, "pfree"))
{