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|
#! @PREFIX@/bin/perl
if (@ARGV < 1)
{
goto usage;
}
$cmd = @ARGV[0];
if ($cmd eq phys)
{
&vmstat("pages active", "pages free", "bytes per page");
}
if ($cmd eq swap)
{
&vmstat("swap pages in use", "", "bytes per page");
}
if ($cmd eq pages)
{
&vmstat("pagein requests", "pageout requests");
}
if ($cmd eq forks)
{
&vmstat("forks total");
}
if ($cmd eq disks)
{
if (@ARGV < 2)
{
$diskname = "Total"
}
else
{
$diskname = @ARGV[1];
}
$total = 0;
open(CMDOUT, "iostat -xI|");
while (<CMDOUT>)
{
chop $_;
if (m|^(\w+)[\t\s]+[\d\.]+[\t\s]+[\d\.]+[\t\s]+[\d\.]+[\t\s]+([\d\.]+)|)
{
if ($1 eq $diskname)
{
$val = $2 * 1000;
print "$val\n";
print "0\n";
&uptime;
print "$diskname\n";
exit(0);
}
$total = $total + $2 * 1000;
}
}
print "$total\n";
print "0\n";
&end;
}
if ($cmd eq irq)
{
if (@ARGV < 2)
{
$irqname = "Total"
}
else
{
$irqname = @ARGV[1];
}
open(CMDOUT, "vmstat -i|");
while (<CMDOUT>)
{
chop $_;
if (m|^(\w+)[\t\s]+(-?\d+)|)
{
$val = $2;
if ($val < 0) {
$val = 0;
}
if ($1 eq $irqname)
{
print "$val\n";
}
}
}
print "0\n";
if (@ARGV < 2)
{
&end;
}
else
{
&uptime;
print "$irqname\n";
}
}
if ($cmd eq load)
{
open(UP, "uptime|");
while($line = <UP>)
{
chop $line;
if ($line =~ m|^.*up\s+(.+),\s+\d+\suser.*load averages:[\s\t]+([\d\.]+),[\s\t]+[\d\.]+,[\s\t]+[\d\.]+$|)
{
printf("%d\n", $2 * 100);
print "0\n";
print "$1\n";
}
}
close(UP);
open(HOST, "hostname -s|");
while (<HOST>)
{
print $_;
}
close(HOST);
exit(0);
}
&usage();
sub usage
{
print STDERR
"usage: sys2mrtg (phys|swap|pages|irq [name]|forks|disks[name])|load\n";
exit(1);
}
sub vmstat
{
local($f1, $f2,$fmult) = @_;
$mult=1;
$val1=0;
$val2=0;
open(CMDOUT, "vmstat -s|");
while (<CMDOUT>)
{
chop $_;
if (m|(\d+)[\t\s]+(.+)|)
{
$val = $1;
$field = $2;
if ($field eq $fmult)
{
$mult = $val;
}
if ($field eq $f1)
{
$val1 = $val * $mult;
}
if ($field eq $f2)
{
$val2 = $val * $mult;
}
}
}
print "$val1\n";
print "$val2\n";
&end;
}
sub uptime
{
open(UP, "uptime|");
while($line = <UP>)
{
chop $line;
if ($line =~ m|^.*up\s+(.+),\s+\d+\suser.*|)
{
print "$1\n";
}
}
close(UP);
}
sub end
{
&uptime;
open(HOST, "hostname -s|");
while (<HOST>)
{
print $_;
}
exit(0);
}
|
