52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
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/*
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* mem_solaric.c - module to get memory/swap usages in percent, for Solaris
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*
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* Copyright (c) 2001 Jonathan Lang <lang@synopsys.com>
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* Copyright (c) 2002 Seiichi SATO <ssato@sh.rim.or.jp>
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*
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* licensed under the GPL
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include "mem.h"
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#include <sys/stat.h>
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#include <sys/swap.h>
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/* initialize function */
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void mem_init(void)
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{
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/* solaris doesn't need initialization */
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return;
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}
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/* return memory/swap usage in percent 0 to 100 */
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void mem_getusage(int *per_mem, int *per_swap, const struct mem_options *opts)
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{
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static int mem_total;
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static int mem_free;
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static int swap_total;
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static int swap_free;
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struct anoninfo anon;
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/* get mem usage */
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mem_total = sysconf(_SC_PHYS_PAGES);
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mem_free = sysconf(_SC_AVPHYS_PAGES);
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/* get swap usage */
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if (swapctl(SC_AINFO, &anon) == -1)
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exit(1);
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swap_total = anon.ani_max;
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swap_free = anon.ani_max - anon.ani_resv;
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/* calc mem/swap usage in percent */
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*per_mem = 100 * (1 - ((double) mem_free / (double) mem_total));
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*per_swap = 100 * (1 - ((double) swap_free / (double) swap_total));
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}
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