1 |
tdb |
1.9 |
/* |
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* i-scream central monitoring system |
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* Copyright (C) 2000-2002 i-scream |
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* |
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* This program is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public License |
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* as published by the Free Software Foundation; either version 2 |
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* of the License, or (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
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*/ |
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pajs |
1.1 |
#include <stdio.h> |
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#include <sys/types.h> |
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#include <sys/statvfs.h> |
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#include <sys/mnttab.h> |
24 |
tdb |
1.3 |
#include "ukcprog.h" |
25 |
pajs |
1.2 |
#include <sys/utsname.h> |
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#include <sys/loadavg.h> |
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pajs |
1.4 |
#include <utmp.h> |
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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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pajs |
1.5 |
#include <sys/stat.h> |
32 |
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#include <sys/swap.h> |
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#include <stdlib.h> |
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#include <strings.h> |
35 |
pajs |
1.6 |
#include <time.h> |
36 |
pajs |
1.1 |
|
37 |
pajs |
1.4 |
void die(){ |
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exit(1); |
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pajs |
1.1 |
} |
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42 |
pajs |
1.4 |
void diskStats(){ |
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struct mnttab mp; |
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struct statvfs df; |
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FILE *f; |
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int counter=0; |
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if ((f=fopen("/etc/mnttab", "r" ))==NULL){ |
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errf("Failed to open mounts (%m)"); |
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die(); |
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} |
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pajs |
1.1 |
|
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pajs |
1.4 |
while((getmntent(f, &mp)) == 0){ |
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if ((statvfs(mp.mnt_mountp, &df)) !=0){ |
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errf("Failed to gets fs stats (%m)"); |
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pajs |
1.8 |
continue; |
57 |
pajs |
1.4 |
} |
58 |
pajs |
1.7 |
|
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if((((strcmp(mp.mnt_fstype,"ufs"))==0) || (strcmp(mp.mnt_fstype,"tmpfs")) ==0)){ |
60 |
pajs |
1.1 |
|
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pajs |
1.7 |
printf("packet.disk.p%d.attributes.mount %s\n", counter, mp.mnt_mountp); |
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printf("packet.disk.p%d.attributes.name %s\n", counter, mp.mnt_special); |
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printf("packet.disk.p%d.attributes.kbytes %lu\n",counter, ((df.f_frsize/1024) * df.f_blocks)); |
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printf("packet.disk.p%d.attributes.used %lu\n",counter, (((df.f_frsize/1024) * df.f_blocks) -((df.f_frsize/1024) * df.f_bfree))); |
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printf("packet.disk.p%d.attributes.avail %lu\n",counter, (df.f_frsize/1024) * df.f_bavail); |
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printf("packet.disk.p%d.attributes.totalinodes %lu\n", counter, df.f_files); |
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printf("packet.disk.p%d.attributes.freeinodes %lu\n",counter, df.f_ffree); |
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pajs |
1.4 |
|
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pajs |
1.7 |
counter++; |
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} |
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pajs |
1.4 |
} |
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pajs |
1.1 |
} |
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pajs |
1.4 |
void osStats(){ |
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struct utsname os; |
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if((uname(&os)) == -1){ |
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errf("Failed to get os stats (%m)"); |
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die(); |
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} |
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printf("packet.os.name %s\n", os.sysname); |
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printf("packet.os.release %s\n" , os.release); |
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printf("packet.os.version %s\n", os.version); |
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printf("packet.os.sysname %s\n" , os.nodename); |
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printf("packet.os.platform %s\n", os.machine); |
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pajs |
1.2 |
|
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} |
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pajs |
1.4 |
void loadStats(){ |
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pajs |
1.2 |
double loadav[3]; |
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pajs |
1.4 |
if((getloadavg(loadav,3)) == -1){ |
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errf("Failed to get load averages (%m)"); |
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die(); |
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pajs |
1.2 |
} |
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printf("packet.load.load1 %.2f\n",loadav[0]); |
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printf("packet.load.load5 %.2f\n",loadav[1]); |
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printf("packet.load.load15 %.2f\n",loadav[2]); |
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} |
102 |
pajs |
1.1 |
|
103 |
pajs |
1.4 |
void userStats(){ |
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int nousers=0; |
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struct utmp *entry; |
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printf("packet.users.list"); |
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while((entry=getutent()) != NULL){ |
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if(entry->ut_type==USER_PROCESS) |
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{ |
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printf(" %s",entry->ut_user); |
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nousers++; |
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} |
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} |
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printf("\npacket.users.count %d\n", nousers); |
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} |
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void systemStats(){ |
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kstat_ctl_t *kc; |
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kstat_t *ksp; |
122 |
pajs |
1.5 |
kstat_named_t *kn; |
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int pagesize; |
124 |
pajs |
1.4 |
cpu_stat_t cs; |
125 |
pajs |
1.6 |
uint_t cpustats[5][2]; |
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pajs |
1.4 |
float usage; |
127 |
pajs |
1.6 |
uint_t user, kernel, idle, iowait, swap, total; |
128 |
pajs |
1.5 |
ulong totalmem, freemem; |
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long swaptotal, swapused; |
130 |
pajs |
1.6 |
time_t uptime,curtime; |
131 |
pajs |
1.5 |
|
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struct anoninfo ai; |
133 |
pajs |
1.4 |
|
134 |
pajs |
1.5 |
|
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pajs |
1.4 |
if ((kc = kstat_open()) == NULL) { |
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errf("kstat_open failure (%m)"); |
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die(); |
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} |
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140 |
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/* Borrowed from gkrellm ;) */ |
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for (ksp = kc->kc_chain; ksp!=NULL; ksp = ksp->ks_next) { |
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if ((strcmp(ksp->ks_module, "cpu_stat")) != 0) |
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continue; |
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if (kstat_read(kc, ksp, &cs) == -1) { |
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perror("kstat_read"); |
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continue; |
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} |
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} |
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cpustats[0][0]=cs.cpu_sysinfo.cpu[CPU_USER]; |
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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]; |
155 |
pajs |
1.6 |
cpustats[4][0]=cs.cpu_sysinfo.cpu[CPU_STATES]; |
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pajs |
1.4 |
|
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sleep(1); |
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159 |
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if (kstat_chain_update(kc) == -1) { |
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errf("Kstat update failure (%m)"); |
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die(); |
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} |
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for (ksp = kc->kc_chain; ksp!=NULL ; ksp = ksp->ks_next) { |
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if ((strcmp(ksp->ks_module, "cpu_stat")) != 0) |
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continue; |
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if (kstat_read(kc, ksp, &cs) == -1) { |
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perror("kstat_read"); |
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continue; |
170 |
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} |
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} |
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cpustats[0][1]=cs.cpu_sysinfo.cpu[CPU_USER]; |
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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]; |
177 |
pajs |
1.6 |
cpustats[4][1]=cs.cpu_sysinfo.cpu[CPU_STATES]; |
178 |
pajs |
1.4 |
|
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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]; |
183 |
pajs |
1.6 |
swap=cpustats[4][1]-cpustats[4][0]; |
184 |
pajs |
1.4 |
|
185 |
pajs |
1.6 |
total=user+kernel+idle+iowait+swap; |
186 |
pajs |
1.4 |
|
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usage=((((float)user)/((float)total))*100.00); |
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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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usage=((((float)idle)/((float)total))*100.00); |
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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); |
196 |
pajs |
1.6 |
usage=((((float)swap)/((float)total))*100.00); |
197 |
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printf("packet.cpu.swap %3.2f\n", usage); |
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199 |
pajs |
1.5 |
/* MEMORY STATS */ |
200 |
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201 |
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if((pagesize=sysconf(_SC_PAGESIZE)) == -1){ |
202 |
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errf("Failed to get pagesize (%m)"); |
203 |
pajs |
1.4 |
die(); |
204 |
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} |
205 |
pajs |
1.2 |
|
206 |
pajs |
1.5 |
if((totalmem=sysconf(_SC_PHYS_PAGES)) == -1){ |
207 |
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errf("Failed to get total memory"); |
208 |
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die(); |
209 |
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} |
210 |
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211 |
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totalmem=((totalmem*pagesize)/1024)/1024; |
212 |
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213 |
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ksp = kstat_lookup(kc, "unix", 0, "system_pages"); |
214 |
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if (kstat_read(kc, ksp, 0) == -1) { |
215 |
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perror("kstat_read"); |
216 |
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die(); |
217 |
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} |
218 |
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219 |
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if((kn=kstat_data_lookup(ksp, "freemem")) == NULL){ |
220 |
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errf("Failed to get free memory (%m)"); |
221 |
pajs |
1.4 |
die(); |
222 |
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} |
223 |
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224 |
pajs |
1.5 |
freemem=(((kn->value.ul)*pagesize)/1024)/1024; |
225 |
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226 |
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printf("packet.memory.total %lu\n",totalmem); |
227 |
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printf("packet.memory.free %lu\n",freemem); |
228 |
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printf("packet.memory.used %lu\n",(totalmem-freemem)); |
229 |
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230 |
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231 |
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if (swapctl(SC_AINFO, &ai) == -1) { |
232 |
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errf("Failed to get swap details (%m)"); |
233 |
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die(); |
234 |
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} |
235 |
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236 |
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swaptotal=((ai.ani_max/1024)*pagesize)/1024; |
237 |
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swapused=((ai.ani_resv/1024)*pagesize)/1024; |
238 |
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239 |
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/* Ok this is actually for TOP combatability, but this is not |
240 |
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total swap, cos it actually also seems to include memory stats. */ |
241 |
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printf("packet.swap.total %ld\n",swaptotal); |
242 |
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printf("packet.swap.used %ld\n", swapused); |
243 |
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printf("packet.swap.free %lu\n", (swaptotal-swapused)); |
244 |
pajs |
1.6 |
|
245 |
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ksp=kstat_lookup(kc, "unix", -1, "system_misc"); |
246 |
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if (kstat_read(kc, ksp, 0) == -1) { |
247 |
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errf("Failed to get uptime (%m)"); |
248 |
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die(); |
249 |
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} |
250 |
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251 |
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if((kn=kstat_data_lookup(ksp, "boot_time")) == NULL){ |
252 |
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errf("Failed to get uptime (%m)"); |
253 |
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die(); |
254 |
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} |
255 |
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256 |
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uptime=(kn->value.ui32); |
257 |
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time(&curtime); |
258 |
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printf("packet.os.uptime %ld\n", (curtime-uptime)); |
259 |
pajs |
1.5 |
|
260 |
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} |
261 |
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262 |
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void processStats() { |
263 |
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int sleeping=-1; |
264 |
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int zombie=0; |
265 |
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int stopped=0; |
266 |
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int running=0; |
267 |
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char *line; |
268 |
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char *line_p; |
269 |
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270 |
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271 |
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FILE *f; |
272 |
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273 |
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if((f=popen("/bin/ps -Al" , "r")) == NULL) { |
274 |
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errf("Failed to get process stats (%m)"); |
275 |
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die(); |
276 |
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} |
277 |
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278 |
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while((line=fpgetline(f)) != NULL) { |
279 |
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line_p=line; |
280 |
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for(; (*line_p == ' ') && (*line_p != '\0'); line_p++); |
281 |
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line_p=strchr(line_p, ' '); |
282 |
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for(; (*line_p == ' ') && (*line_p != '\0'); line_p++); |
283 |
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if (line_p==NULL) abort(); |
284 |
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/* Ok, we should now be at the state :) .. */ |
285 |
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if (*line_p=='S') sleeping++; |
286 |
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if (*line_p=='R') running++; |
287 |
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if (*line_p=='Z') zombie++; |
288 |
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if (*line_p=='T') stopped++; |
289 |
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} |
290 |
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291 |
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if((pclose(f)) == -1) { |
292 |
|
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errf("Failed to close process stats (%m)"); |
293 |
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die(); |
294 |
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} |
295 |
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296 |
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printf("packet.processes.sleeping %d\n",sleeping); |
297 |
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printf("packet.processes.cpu %d\n",running); |
298 |
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printf("packet.processes.zombie %d\n",zombie); |
299 |
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printf("packet.processes.stopped %d\n", stopped); |
300 |
|
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printf("packet.processes.total %d\n", (sleeping+running+zombie+stopped)); |
301 |
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|
302 |
pajs |
1.4 |
} |
303 |
pajs |
1.5 |
|
304 |
pajs |
1.4 |
|
305 |
|
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int main(){ |
306 |
pajs |
1.2 |
diskStats(); |
307 |
|
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osStats(); |
308 |
|
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loadStats(); |
309 |
pajs |
1.4 |
userStats(); |
310 |
|
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systemStats(); |
311 |
pajs |
1.5 |
processStats(); |
312 |
pajs |
1.2 |
return 0; |
313 |
pajs |
1.1 |
} |
314 |
|
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