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root/i-scream/projects/libstatgrab/examples/page_stats.c
Revision: 1.6
Committed: Mon Jan 19 16:49:19 2004 UTC (20 years, 3 months ago) by tdb
Content type: text/plain
Branch: MAIN
CVS Tags: LIBSTATGRAB_0_9, LIBSTATGRAB_0_8_2, LIBSTATGRAB_0_8_1
Changes since 1.5: +2 -0 lines
Log Message:
A whole bunch of minor cosmetic changes.

File Contents

# Content
1 /*
2 * i-scream central monitoring system
3 * http://www.i-scream.org
4 * Copyright (C) 2000-2004 i-scream
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version 2
9 * of the License, or (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
19 *
20 * $Id$
21 */
22
23 #include <stdio.h>
24 #include <statgrab.h>
25 #include <stdlib.h>
26 #include <unistd.h>
27
28 int main(int argc, char **argv){
29
30 extern char *optarg;
31 extern int optind;
32 int c;
33
34 int delay = 1;
35 page_stat_t *page_stats;
36
37 while ((c = getopt(argc, argv, "d:")) != -1){
38 switch (c){
39 case 'd':
40 delay = atoi(optarg);
41 break;
42 }
43 }
44
45 /* Initialise statgrab */
46 statgrab_init();
47
48 /* Drop setuid/setgid privileges. */
49 if (statgrab_drop_privileges() != 0) {
50 perror("Error. Failed to drop privileges");
51 return 1;
52 }
53
54 while( (page_stats = get_page_stats_diff()) != NULL){
55 printf("Pages in : %lld\n", page_stats->pages_pagein);
56 printf("Pages out : %lld\n", page_stats->pages_pageout);
57 sleep(delay);
58 }
59
60 exit(0);
61 }