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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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sg_load_stats *sg_get_load_stats(){ |
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|
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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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|
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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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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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