linux-kernel - Re: Help about calculating total memory consumption during booting

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Date:	Sun, 29 Dec 2013 21:25:49 +0100
From:	Stefan Beller <stefanbeller@...glemail.com>
To:	PINTU KUMAR <pintu_agarwal@...oo.com>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"mgorman@...e.de" <mgorman@...e.de>
Subject: Re: Help about calculating total memory consumption during booting

On 29.12.2013 19:17, PINTU KUMAR wrote:
> Hi,
> 
> I need help in roughly calculating the total memory consumption in an embedded Linux system just after booting is finished.
> I know, I can see the memory stats using "free" and "/proc/meminfo"
> 
> But, I need the breakup of "Used" memory during bootup, for both kernel space and user application.
> 
> Example, on my ARM machine with 128MB RAM, the free memory reported is roughly:
> Total: 90MB
> Used: 88MB
> Free: 2MB
> Buffer+Cached: (5+19)MB
> 
> Now, my question is, how to find the breakup of this "Used" memory of "88MB".
> This should include both kernel space allocation and user application allocation(including daemons).
> 

http://www.linuxatemyram.com/ dont panic ;)

How about htop, top or
"valgrind --tool massif"




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