From owner-freebsd-questions@FreeBSD.ORG  Mon Jun 30 12:06:33 2008
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id D5845106567E
	for <freebsd-questions@freebsd.org>;
	Mon, 30 Jun 2008 12:06:33 +0000 (UTC)
	(envelope-from kris@FreeBSD.org)
Received: from weak.local (freefall.freebsd.org [IPv6:2001:4f8:fff6::28])
	by mx1.freebsd.org (Postfix) with ESMTP id DDCE28FC1A;
	Mon, 30 Jun 2008 12:06:32 +0000 (UTC)
	(envelope-from kris@FreeBSD.org)
Message-ID: <4868CC45.8040104@FreeBSD.org>
Date: Mon, 30 Jun 2008 14:06:29 +0200
From: Kris Kennaway <kris@FreeBSD.org>
User-Agent: Thunderbird 2.0.0.14 (Macintosh/20080421)
MIME-Version: 1.0
To: Vince Hoffman <jhary@unsane.co.uk>
References: <3b93bd110806290517k2050b114g984b9e4186a3beda@mail.gmail.com>	<4867F16D.3000700@unsane.co.uk>
	<4868B070.5090004@FreeBSD.org> <4868B914.40308@unsane.co.uk>
In-Reply-To: <4868B914.40308@unsane.co.uk>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 7bit
Cc: "Diego F. Arias R." <dak.col@gmail.com>, freebsd-questions@freebsd.org
Subject: Re: Problem With ZFS script
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 30 Jun 2008 12:06:33 -0000

Vince Hoffman wrote:
> Kris Kennaway wrote:
>> Vince Hoffman wrote:
>>> ----------------------
>>> #!/bin/sh -
>>>
>>> TEXT=$(kldstat | tr a-f A-F | \
>>> awk 'BEGIN {print "ibase=16"}; NR > 1 {print $4}'\
>>> | bc | awk '{a+=$1}; END {print a}')
>>> DATA=$(vmstat -m | sed 's/K//' | awk '{a+=$3}; END {print a*1024}')
>>> TOTAL=$(echo "$DATA $TEXT" | awk '{print $1+$2}')
>>>
>>> echo "TEXT=$TEXT, $(echo $TEXT | awk '{print $1/1048576 " MB"}')"
>>> echo "DATA=$DATA, $(echo $DATA | awk '{print $1/1048576 " MB"}')"
>>> echo "TOTAL=$TOTAL, $(echo $TOTAL | awk '{print $1/1048576 " MB"}')"
>>> ------------------------------------------------------
>>> Looks like the wiki stripped some formatting.
>> I still don't know that this is doing anything meaningful in the context
>> of ZFS memory use.
>>
> I understood it to just be showing a summary of kernel memory
> utilization, no specific zfs stuff (which I guess could be got from
> vmstat -z although I dont understand those statistics well enough to do
> this myself.) Semi useful in a peripheral way maybe.

That is surely the intention, but I am not convinced it is doing what it 
says on the box :)

Kris