linux-kernel - Re: [patch -rss] Make RSS accounting display more user friendly

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Message-ID: <46930EAF.6030104@linux.vnet.ibm.com>
Date:	Mon, 09 Jul 2007 21:44:31 -0700
From:	Balbir Singh <balbir@...ux.vnet.ibm.com>
To:	Peter Zijlstra <peterz@...radead.org>
CC:	Paul Menage <menage@...gle.com>,
	Linux Containers <containers@...ts.osdl.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Pavel Emelianov <xemul@...nvz.org>
Subject: Re: [patch -rss] Make RSS accounting display more user friendly

Peter Zijlstra wrote:
> On Sun, 2028-02-27 at 02:39 -0500, Balbir Singh wrote:
> 
>> I am not a CLUI expert, but rounding off bytes will something that
>> the administrators will probably complain about. Since we manage
>> the controller memory in pages, it might be the easiest unit to use.
>> The output is totally different matter.
>>
>> Having said that, I am not opposed to your suggestion, I'll see if
>> I can find good CLUI guidelines.
> 
> Pages are generally considered a bad unit for user-space exposed
> parameters because a page can have a wide spectrum of sizes on some
> machines.
> 

Exactly!

> The typical unit used in its stead is KiB. Although I could imagine MiB
> being more useful in this case :-)
> 

I think a routine that can handle either KiB or MiB would probably be the best

> Perhaps a new proc parser that takes postfix [KMG] units would be
> handy..
> 

Hmm.. yes.. a library routine would be nice!

-- 
	Warm Regards,
	Balbir Singh
	Linux Technology Center
	IBM, ISTL
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