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/* |
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* i-scream central monitoring system |
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* i-scream libstatgrab |
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* http://www.i-scream.org |
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* Copyright (C) 2000-2003 i-scream |
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* Copyright (C) 2000-2004 i-scream |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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* |
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* $Id$ |
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*/ |
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#include <stdio.h> |
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#include <stdlib.h> |
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#include <unistd.h> |
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|
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int main(int argc, char **argv){ |
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int main(){ |
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|
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extern char *optarg; |
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extern int optind; |
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int c; |
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sg_mem_stats *mem_stats; |
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sg_swap_stats *swap_stats; |
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|
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int delay = 1; |
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mem_stat_t *mem_stats; |
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swap_stat_t *swap_stats; |
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long long total, free; |
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|
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while ((c = getopt(argc, argv, "d:")) != -1){ |
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switch (c){ |
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case 'd': |
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delay = atoi(optarg); |
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break; |
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} |
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} |
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|
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/* Initialise statgrab */ |
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statgrab_init(); |
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sg_init(); |
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|
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if( ((mem_stats=get_memory_stats()) != NULL) && (swap_stats=get_swap_stats()) != NULL){ |
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/* Drop setuid/setgid privileges. */ |
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if (sg_drop_privileges() != 0) { |
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perror("Error. Failed to drop privileges"); |
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return 1; |
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} |
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|
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if( ((mem_stats=sg_get_mem_stats()) != NULL) && (swap_stats=sg_get_swap_stats()) != NULL){ |
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printf("Total memory in bytes : %lld\n", mem_stats->total); |
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printf("Used memory in bytes : %lld\n", mem_stats->used); |
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printf("Cache memory in bytes : %lld\n", mem_stats->cache); |
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printf("Total VM usage : %5.2f%%\n", 100 - (((float)total/(float)free))); |
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} |
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else { |
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printf("Unable to get VM stats: %s\n", sg_str_error(sg_get_error())); |
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exit(1); |
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} |
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exit(0); |
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} |
