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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) 2000-2004 i-scream |
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* |
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* License along with this library; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
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* 02111-1307 USA |
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* |
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* $Id$ |
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*/ |
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#ifdef HAVE_CONFIG_H |
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#include <stdlib.h> |
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#include "statgrab.h" |
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#ifdef SOLARIS |
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#ifdef HAVE_SYS_LOADAVG_H |
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#include <sys/loadavg.h> |
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#else |
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#include <kstat.h> |
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#endif |
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#endif |
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#ifdef HPUX |
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#include <sys/param.h> |
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#include <sys/pstat.h> |
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#endif |
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#ifdef AIX |
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#include <strings.h> |
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#include <sys/proc.h> |
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#include <libperfstat.h> |
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#endif |
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|
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load_stat_t *get_load_stats(){ |
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sg_load_stats *sg_get_load_stats(){ |
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static load_stat_t load_stat; |
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#if !defined(CYGWIN) && !defined(WIN32) |
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static sg_load_stats load_stat; |
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|
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#ifdef HPUX |
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struct pst_dynamic pstat_dynamic; |
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#elif defined(AIX) |
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perfstat_cpu_total_t all_cpu_info; |
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int rc; |
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#else |
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double loadav[3]; |
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#endif |
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#endif /* not CYGWIN or WIN32 */ |
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#ifdef CYGWIN |
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sg_set_error(SG_ERROR_UNSUPPORTED, "Cygwin"); |
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return NULL; |
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#elif defined(WIN32) |
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sg_set_error(SG_ERROR_UNSUPPORTED, "Win32"); |
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return NULL; |
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#else |
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|
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#if defined(SOLARIS) && !defined(HAVE_SYS_LOADAVG_H) |
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|
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kstat_ctl_t *kc; |
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kstat_t *ksp; |
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kstat_named_t *kn; |
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|
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if ((kc = kstat_open()) == NULL) { |
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sg_set_error(SG_ERROR_KSTAT_OPEN, NULL); |
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return NULL; |
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} |
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|
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if((ksp=kstat_lookup(kc, "unix", 0, "system_misc")) == NULL){ |
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sg_set_error(SG_ERROR_KSTAT_LOOKUP, "unix,0,system_misc"); |
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kstat_close(kc); |
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return NULL; |
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} |
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|
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if (kstat_read(kc, ksp, 0) == -1) { |
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sg_set_error(SG_ERROR_KSTAT_READ, NULL); |
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kstat_close(kc); |
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return NULL; |
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} |
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|
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kstat_close(kc); |
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|
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if((kn=kstat_data_lookup(ksp, "avenrun_1min")) == NULL){ |
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sg_set_error(SG_ERROR_KSTAT_DATA_LOOKUP, "avenrun_1min"); |
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return NULL; |
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} |
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load_stat.min1 = (double)kn->value.ui32 / (double)256; |
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|
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if((kn=kstat_data_lookup(ksp, "avenrun_5min")) == NULL){ |
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sg_set_error(SG_ERROR_KSTAT_DATA_LOOKUP, "avenrun_5min"); |
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return NULL; |
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} |
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load_stat.min5 = (double)kn->value.ui32 / (double)256; |
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|
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if((kn=kstat_data_lookup(ksp, "avenrun_15min")) == NULL){ |
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sg_set_error(SG_ERROR_KSTAT_DATA_LOOKUP, "avenrun_15min"); |
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return NULL; |
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} |
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load_stat.min15 = (double)kn->value.ui32 / (double)256; |
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#elif defined(HPUX) |
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if (pstat_getdynamic(&pstat_dynamic, sizeof(pstat_dynamic), 1, 0) == -1) { |
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sg_set_error_with_errno(SG_ERROR_PSTAT, "pstat_dynamic"); |
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return NULL; |
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} |
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|
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load_stat.min1=pstat_dynamic.psd_avg_1_min; |
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load_stat.min5=pstat_dynamic.psd_avg_5_min; |
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load_stat.min15=pstat_dynamic.psd_avg_15_min; |
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#elif defined(AIX) |
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rc = perfstat_cpu_total( NULL, &all_cpu_info, sizeof(all_cpu_info), 1); |
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if( -1 == rc ) { |
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bzero(&load_stat, sizeof(load_stat)); |
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sg_set_error_with_errno(SG_ERROR_PSTAT, "perfstat_cpu_total"); |
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return NULL; |
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} else { |
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load_stat.min1 = (double) all_cpu_info.loadavg[0] / (double)(1 << SBITS); |
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load_stat.min5 = (double) all_cpu_info.loadavg[1] / (double)(1 << SBITS); |
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load_stat.min15 = (double) all_cpu_info.loadavg[2] / (double)(1 << SBITS); |
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} |
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#else |
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getloadavg(loadav,3); |
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load_stat.min1=loadav[0]; |
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load_stat.min5=loadav[1]; |
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load_stat.min15=loadav[2]; |
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#endif |
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return &load_stat; |
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#endif |
