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stats helper

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rsc 2004-04-23 05:12:11 +00:00
parent d72054aa27
commit f0f4401f0c
10 changed files with 866 additions and 0 deletions
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177
src/cmd/auxstats/Linux.c Normal file
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@ -0,0 +1,177 @@
#include <u.h>
#include <libc.h>
#include <bio.h>
#include "dat.h"
void xapm(int);
void xloadavg(int);
void xmeminfo(int);
void xnet(int);
void xstat(int);
void (*statfn[])(int) =
{
xapm,
xloadavg,
xmeminfo,
xnet,
xstat,
0
};
void
xapm(int first)
{
static int fd = -1;
if(first){
fd = open("/proc/apm", OREAD);
return;
}
readfile(fd);
tokens(0);
if(ntok >= 7 && atoi(tok[6]) != -1)
Bprint(&bout, "battery =%d 100\n", atoi(tok[6]));
}
void
xloadavg(int first)
{
static int fd = -1;
if(first){
fd = open("/proc/loadavg", OREAD);
return;
}
readfile(fd);
tokens(0);
if(ntok >= 1)
Bprint(&bout, "load =%d 1000\n", (int)(atof(tok[0])*1000));
}
void
xmeminfo(int first)
{
int i;
vlong tot, used;
static int fd = -1;
if(first){
fd = open("/proc/meminfo", OREAD);
return;
}
readfile(fd);
for(i=0; i<nline; i++){
tokens(i);
if(ntok < 4)
continue;
tot = atoll(tok[1]);
used = atoll(tok[2]);
if(strcmp(tok[0], "Mem:") == 0)
Bprint(&bout, "mem =%lld %lld\n", used/1024, tot/1024);
else if(strcmp(tok[0], "Swap:") == 0)
Bprint(&bout, "swap =%lld %lld\n", used/1024, tot/1024);
}
}
void
xnet(int first)
{
int i, n;
vlong totb, totp, tote, totin, totou, totinb, totoub, b, p, e, in, ou, inb, oub;
char *q;
static int fd = -1;
if(first){
fd = open("/proc/net/dev", OREAD);
return;
}
readfile(fd);
n = 0;
totb = 0;
tote = 0;
totp = 0;
totin = 0;
totou = 0;
totinb = 0;
totoub = 0;
for(i=0; i<nline; i++){
tokens(i);
if(ntok < 8+8)
continue;
if(strncmp(tok[0], "eth", 3) != 0)
continue;
q = strchr(tok[0], ':');
*q++ = 0;
tok[0] = q;
inb = atoll(tok[0]);
oub = atoll(tok[8]);
in = atoll(tok[1]);
ou = atoll(tok[9]);
b = inb+oub;
p = in+ou;
e = atoll(tok[2])+atoll(tok[10]);
totb += b;
totp += p;
tote += e;
totin += in;
totou += ou;
totinb += inb;
totoub += oub;
n++;
}
Bprint(&bout, "etherb %lld %d\n", totb, n*1000000);
Bprint(&bout, "ether %lld %d\n", totp, n*1000);
Bprint(&bout, "ethererr %lld %d\n", tote, n*1000);
Bprint(&bout, "etherin %lld %d\n", totin, n*1000);
Bprint(&bout, "etherout %lld %d\n", totou, n*1000);
Bprint(&bout, "etherinb %lld %d\n", totinb, n*1000);
Bprint(&bout, "etheroutb %lld %d\n", totoub, n*1000);
}
void
xstat(int first)
{
static int fd = -1;
int i;
if(first){
fd = open("/proc/stat", OREAD);
return;
}
readfile(fd);
for(i=0; i<nline; i++){
tokens(i);
if(ntok < 2)
continue;
if(strcmp(tok[0], "cpu") == 0 && ntok >= 5){
Bprint(&bout, "user %lld 100\n", atoll(tok[1]));
Bprint(&bout, "sys %lld 100\n", atoll(tok[3]));
Bprint(&bout, "cpu %lld 100\n", atoll(tok[1])+atoll(tok[3]));
Bprint(&bout, "idle %lld\n", atoll(tok[4]));
}
/*
if(strcmp(tok[0], "page") == 0 && ntok >= 3){
Bprint(&bout, "pagein %lld 500\n", atoll(tok[1]));
Bprint(&bout, "pageout %lld 500\n", atoll(tok[2]));
Bprint(&bout, "page %lld 1000\n", atoll(tok[1])+atoll(tok[2]));
}
if(strcmp(tok[0], "swap") == 0 && ntok >= 3){
Bprint(&bout, "swapin %lld 500\n", atoll(tok[1]));
Bprint(&bout, "swapout %lld 500\n", atoll(tok[2]));
Bprint(&bout, "swap %lld 1000\n", atoll(tok[1])+atoll(tok[2]));
}
*/
if(strcmp(tok[0], "intr") == 0)
Bprint(&bout, "interrupt %lld 1000\n", atoll(tok[1]));
if(strcmp(tok[0], "ctxt") == 0)
Bprint(&bout, "context %lld 1000\n", atoll(tok[1]));
if(strcmp(tok[0], "processes") == 0)
Bprint(&bout, "fork %lld 1000\n", atoll(tok[1]));
}
}