> I'm writing a script that will collect information about a
> server. It is really easy to get the number of processors
> either through the ENV array or through Win32::Systeminfo.
> But with hyper-threading of course you get double the number
> of processors. Being that we have old server without
> hyper-threading and new servers with I can't just assume one
> or the other. Has anyone figured how to tell if the server
> has it or not via a script?
The following is taken from a script I have to check an OU for
hyperthreading. It relies on the resourcekit utility htdump.exe, and
SysInternals' excellent psexec, since htdump won't run remotely. As you
can see, it's just a matter of parsing the output.
Paul
my $hostname = $a->{dNSHostName};
unless (-f "\\\\$hostname\\admin\$\\htdump.exe") {
unless
(copy("\\\\dpfm.net\\dpfmroot\\sysadmin\\tools\\htdump.exe",
"\\\\$hostname\\admin\$")) {
print swrite($format, $hostname, "Can't copy -
admin rights?");
return undef;
}
}
my $cmd = "psexec \\\\$hostname cmd /c
%SystemRoot%\\htdump.exe";
my $ht = `$cmd`;
my $htenable = ($ht =~ /Processors are hyp/) ? "hyperthreading
enabled" : "hyperthreading disabled";
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