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From: "Chad Leigh -- Shire.Net LLC" <chad@shire.net>
Date: Tue, 15 Aug 2006 11:24:13 -0600
To: Philippe Lang <philippe.lang@attiksystem.ch>
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Cc: freebsd-questions Questions <freebsd-questions@freebsd.org>
Subject: Re: Cacti & FreeBSD Jail CPU & RAM monitoring
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On Aug 15, 2006, at 9:16 AM, Philippe Lang wrote:

> Hi,
>
> Based on answers of my first post, I wrote a small perl script in  
> order to find out the CPU and MEMORY used by each jail.
> Here it is:
>
> ------------------------------------------------------
> - jls.ps
> ------------------------------------------------------
> #!/usr/bin/perl
> @jails = `jls`;
> $title = shift @jails;
> chomp $title;
> print $title . "\t\t%CPU\t%MEM\n";
> foreach (@jails)
> {
>   my ($jid) = /\s+(\S+)\s/;
>   @jexec = `jexec $jid ps -afxu`;
>
>   @mem = map {/\S+\s+\S+\s+\S+\s+(\S+)\s/} @jexec;
>   shift @mem;
>   $tot_mem = 0;
>   foreach (@mem) { $tot_mem = $tot_mem + $_; }
>
>   @cpu = map {/\S+\s+\S+\s+(\S+)\s/} @jexec;
>   shift @cpu;
>   $tot_cpu = 0;
>   foreach (@cpu) { $tot_cpu = $tot_cpu + $_; }
>
>   chomp $_;
>   print $_ . "\t$tot_cpu\t$tot_mem\n";
> }
> ------------------------------------------------------


What are the units on the MEM?

Chad

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