int get_stats(void)
{
st.cpu = sg_get_cpu_percents();
if (!st.cpu) { LOG(LOG_INFO, "could not sg_get_cpu_stats"); }
st.mem = sg_get_mem_stats();
if (!st.mem) { LOG(LOG_INFO, "could not sg_get_mem_stats"); }
st.swap = sg_get_swap_stats();
if (!st.swap) { LOG(LOG_INFO, "could not get_swap_stats"); }
st.load = sg_get_load_stats();
if (!st.load) { LOG(LOG_INFO, "could not get_load_stats"); }
st.process = sg_get_process_stats(&st.process_entries);
if (!st.process) { LOG(LOG_INFO, "could not get_process_stats"); }
st.paging = sg_get_page_stats_diff();
if (!st.paging) { LOG(LOG_INFO, "could not get_page_stats_diff"); }
st.network = sg_get_network_io_stats_diff(&(st.network_entries));
if (!st.network) { LOG(LOG_INFO, "could not get_network_stats_diff"); }
st.diskio = sg_get_disk_io_stats_diff(&(st.diskio_entries));
if (!st.diskio) { LOG(LOG_INFO, "could not get_diskio_stats_diff"); }
st.disk = sg_get_fs_stats(&(st.disk_entries));
if (!st.disk) { LOG(LOG_INFO, "could not get_disk_stats"); }
st.hostinfo = sg_get_host_info();
if (!st.hostinfo) { LOG(LOG_INFO, "could not get_host_info"); }
st.user = sg_get_user_stats();
if (!st.user) { LOG(LOG_INFO, "could not get get_user_stats"); }
return 1;
}
void populate_page() {
sg_page_stats *page;
page = use_diffs ? sg_get_page_stats_diff() : sg_get_page_stats();
if (page != NULL) {
add_stat(LONG_LONG, &page->pages_pagein, "page", "in", NULL);
add_stat(LONG_LONG, &page->pages_pageout, "page", "out", NULL);
add_stat(TIME_T, &page->systime, "page", "systime", NULL);
}
}
int main(int argc, char **argv){
extern char *optarg;
int c;
int delay = 1;
sg_page_stats *page_stats;
while ((c = getopt(argc, argv, "d:")) != -1){
switch (c){
case 'd':
delay = atoi(optarg);
break;
}
}
/* Initialise helper - e.g. logging, if any */
sg_log_init("libstatgrab-examples", "SGEXAMPLES_LOG_PROPERTIES", argc ? argv[0] : NULL);
/* Initialise statgrab */
sg_init(1);
register_sig_flagger( SIGINT, &quit );
/* Drop setuid/setgid privileges. */
if (sg_drop_privileges() != SG_ERROR_NONE)
sg_die("Error. Failed to drop privileges", 1);
page_stats = sg_get_page_stats_diff(NULL);
if(page_stats == NULL)
sg_die("Failed to get page stats", 1);
while( (page_stats = sg_get_page_stats_diff(NULL)) != NULL){
int ch;
printf("Pages in : %llu\n", page_stats->pages_pagein);
printf("Pages out : %llu\n", page_stats->pages_pageout);
ch = inp_wait(delay);
if( quit || (ch == 'q') )
break;
}
exit(0);
}
static void
populate_page(void) {
sg_page_stats *page;
page = use_diffs ? sg_get_page_stats_diff(NULL) : sg_get_page_stats(NULL);
if (page != NULL) {
add_stat(STAT_TYPE_UNSIGNED_LONG_LONG, &page->pages_pagein, "page", "in", NULL);
add_stat(STAT_TYPE_UNSIGNED_LONG_LONG, &page->pages_pageout, "page", "out", NULL);
add_stat(STAT_TYPE_TIME_T, &page->systime, "page", "systime", NULL);
}
}
int get_stats() {
stats.cpu_percents = sg_get_cpu_percents();
stats.mem_stats = sg_get_mem_stats();
stats.swap_stats = sg_get_swap_stats();
stats.load_stats = sg_get_load_stats();
stats.process_count = sg_get_process_count();
stats.page_stats = sg_get_page_stats_diff();
stats.network_io_stats = sg_get_network_io_stats_diff(&(stats.network_io_entries));
stats.disk_io_stats = sg_get_disk_io_stats_diff(&(stats.disk_io_entries));
stats.fs_stats = sg_get_fs_stats(&(stats.fs_entries));
stats.host_info = sg_get_host_info();
stats.user_stats = sg_get_user_stats();
return 1;
}
/*
* Paging statistics difference since last call,
* see <tt>sg_get_page_stats(3)</tt> manpage.
*/
static VALUE
statgrab_page_stats_diff(VALUE self)
{
sg_page_stats *stats;
VALUE info, time_now;
if ((stats = sg_get_page_stats_diff()) == NULL)
statgrab_handle_error();
info = rb_hash_new();
rb_hash_aset(info, ID2SYM(rb_intern("pages_pagein")),
INT2NUM(stats->pages_pagein));
rb_hash_aset(info, ID2SYM(rb_intern("pages_pageout")),
INT2NUM(stats->pages_pageout));
rb_hash_aset(info, ID2SYM(rb_intern("systime")),
INT2NUM(stats->systime));
time_now = rb_funcall(rb_cTime, rb_intern("now"), 0);
rb_hash_aset(info, ID2SYM(rb_intern("last_call")),
rb_funcall(time_now, rb_intern("-"), 1,
INT2NUM(stats->systime)));
return info;
}