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#include <kstat.h> |
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#include <sys/sysinfo.h> |
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#include <unistd.h> |
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#include <sys/stat.h> |
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#include <sys/swap.h> |
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#include <stdlib.h> |
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#include <strings.h> |
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#include <time.h> |
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|
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void die(){ |
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exit(1); |
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void systemStats(){ |
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kstat_ctl_t *kc; |
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kstat_t *ksp; |
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kstat_named_t *knp; |
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kstat_named_t *kn; |
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int pagesize; |
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cpu_stat_t cs; |
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uint_t cpustats[4][2]; |
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uint_t cpustats[5][2]; |
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float usage; |
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uint_t user, kernel, idle, iowait, total; |
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uint_t user, kernel, idle, iowait, swap, total; |
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ulong totalmem, freemem; |
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long swaptotal, swapused; |
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time_t uptime,curtime; |
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|
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struct anoninfo ai; |
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|
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|
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if ((kc = kstat_open()) == NULL) { |
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errf("kstat_open failure (%m)"); |
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die(); |
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cpustats[1][0]=cs.cpu_sysinfo.cpu[CPU_WAIT]; |
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cpustats[2][0]=cs.cpu_sysinfo.cpu[CPU_KERNEL]; |
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cpustats[3][0]=cs.cpu_sysinfo.cpu[CPU_IDLE]; |
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cpustats[4][0]=cs.cpu_sysinfo.cpu[CPU_STATES]; |
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|
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sleep(1); |
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cpustats[1][1]=cs.cpu_sysinfo.cpu[CPU_WAIT]; |
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cpustats[2][1]=cs.cpu_sysinfo.cpu[CPU_KERNEL]; |
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cpustats[3][1]=cs.cpu_sysinfo.cpu[CPU_IDLE]; |
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cpustats[4][1]=cs.cpu_sysinfo.cpu[CPU_STATES]; |
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|
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user=cpustats[0][1]-cpustats[0][0]; |
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iowait=cpustats[1][1]-cpustats[1][0]; |
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kernel=cpustats[2][1]-cpustats[2][0]; |
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idle=cpustats[3][1]-cpustats[3][0]; |
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swap=cpustats[4][1]-cpustats[4][0]; |
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|
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total=user+kernel+idle+iowait; |
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total=user+kernel+idle+iowait+swap; |
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usage=((((float)user)/((float)total))*100.00); |
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printf("user : %u\n",user); |
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printf("total : %u\n",total); |
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|
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printf("packet.cpu.user %3.2f\n", usage); |
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usage=((((float)kernel)/((float)total))*100.00); |
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printf("packet.cpu.kernel %3.2f\n", usage); |
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printf("packet.cpu.idle %3.2f\n", usage); |
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usage=((((float)iowait)/((float)total))*100.00); |
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printf("packet.cpu.iowait %3.2f\n", usage); |
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usage=((((float)swap)/((float)total))*100.00); |
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printf("packet.cpu.swap %3.2f\n", usage); |
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|
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/* MEMORY STATS */ |
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|
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if((pagesize=sysconf(_SC_PAGESIZE)) == -1){ |
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errf("Failed to get pagesize (%m)"); |
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die(); |
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} |
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|
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/* if((ksp = kstat_lookup(kc, "unix", -1, "system_pages")) == NULL){ |
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errf("Mem lookup failed (%m)"); |
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if((totalmem=sysconf(_SC_PHYS_PAGES)) == -1){ |
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errf("Failed to get total memory"); |
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die(); |
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} |
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|
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totalmem=((totalmem*pagesize)/1024)/1024; |
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|
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ksp = kstat_lookup(kc, "unix", 0, "system_pages"); |
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if (kstat_read(kc, ksp, 0) == -1) { |
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perror("kstat_read"); |
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die(); |
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} |
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|
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if((knp = (kstat_named_t *)kstat_data_lookup(ksp, "pagesfree")) == NULL){ |
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errf("Mem lookup failed (%m)"); |
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if((kn=kstat_data_lookup(ksp, "freemem")) == NULL){ |
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errf("Failed to get free memory (%m)"); |
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die(); |
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} |
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|
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printf("%ui32\n", knp->value.ui32); |
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*/ |
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} |
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|
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freemem=(((kn->value.ul)*pagesize)/1024)/1024; |
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|
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printf("packet.memory.total %lu\n",totalmem); |
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printf("packet.memory.free %lu\n",freemem); |
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printf("packet.memory.used %lu\n",(totalmem-freemem)); |
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|
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|
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if (swapctl(SC_AINFO, &ai) == -1) { |
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errf("Failed to get swap details (%m)"); |
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die(); |
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} |
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|
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swaptotal=((ai.ani_max/1024)*pagesize)/1024; |
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swapused=((ai.ani_resv/1024)*pagesize)/1024; |
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|
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/* Ok this is actually for TOP combatability, but this is not |
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total swap, cos it actually also seems to include memory stats. */ |
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printf("packet.swap.total %ld\n",swaptotal); |
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printf("packet.swap.used %ld\n", swapused); |
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printf("packet.swap.free %lu\n", (swaptotal-swapused)); |
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|
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ksp=kstat_lookup(kc, "unix", -1, "system_misc"); |
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if (kstat_read(kc, ksp, 0) == -1) { |
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errf("Failed to get uptime (%m)"); |
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die(); |
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} |
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|
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if((kn=kstat_data_lookup(ksp, "boot_time")) == NULL){ |
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errf("Failed to get uptime (%m)"); |
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die(); |
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} |
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|
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uptime=(kn->value.ui32); |
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time(&curtime); |
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printf("packet.os.uptime %ld\n", (curtime-uptime)); |
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|
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} |
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|
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+ |
void processStats() { |
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int sleeping=-1; |
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int zombie=0; |
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int stopped=0; |
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int running=0; |
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char *line; |
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char *line_p; |
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|
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|
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FILE *f; |
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|
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if((f=popen("/bin/ps -Al" , "r")) == NULL) { |
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errf("Failed to get process stats (%m)"); |
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die(); |
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} |
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|
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while((line=fpgetline(f)) != NULL) { |
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line_p=line; |
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for(; (*line_p == ' ') && (*line_p != '\0'); line_p++); |
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line_p=strchr(line_p, ' '); |
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for(; (*line_p == ' ') && (*line_p != '\0'); line_p++); |
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if (line_p==NULL) abort(); |
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/* Ok, we should now be at the state :) .. */ |
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if (*line_p=='S') sleeping++; |
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if (*line_p=='R') running++; |
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if (*line_p=='Z') zombie++; |
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if (*line_p=='T') stopped++; |
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} |
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|
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if((pclose(f)) == -1) { |
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errf("Failed to close process stats (%m)"); |
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die(); |
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} |
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|
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printf("packet.processes.sleeping %d\n",sleeping); |
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printf("packet.processes.cpu %d\n",running); |
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printf("packet.processes.zombie %d\n",zombie); |
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printf("packet.processes.stopped %d\n", stopped); |
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printf("packet.processes.total %d\n", (sleeping+running+zombie+stopped)); |
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|
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} |
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|
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|
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|
int main(){ |
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diskStats(); |
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osStats(); |
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loadStats(); |
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userStats(); |
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systemStats(); |
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< |
|
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> |
processStats(); |
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return 0; |
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} |
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|
