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From: David Vrabel <david.vrabel@citrix.com>
To: Huang Ying <ying.huang@linux.intel.com>, Juergen Gross <jgross@suse.com>
Cc: LKML <linux-kernel@vger.kernel.org>, LKP ML <lkp@01.org>
Subject: Re: [LKP] [xen] 054954eb051f: -49.7% kernel-size.bss
Date: Thu, 8 Jan 2015 14:43:13 +0000	[thread overview]
Message-ID: <54AE9781.5050501@citrix.com> (raw)
In-Reply-To: <1420685923.6201.91.camel@linux.intel.com>

On 08/01/15 02:58, Huang Ying wrote:
> FYI, we noticed the below changes on
> 
> commit 054954eb051f35e74b75a566a96fe756015352c8 ("xen: switch to linear virtual mapped sparse p2m list")
> 
> testbox/testcase/testparams: vm-kbuild-yocto-ia32/boot/1
> 
> 0aad5689837c882d  054954eb051f35e74b75a566a9  
> ----------------  --------------------------  
>          %stddev     %change         %stddev
>              \          |                \  
>    4161536 ±  0%     -49.7%    2093056 ±  0%  kernel-size.bss

This is a good thing, right?

>                                     kernel-size.bss
> 
>   4.5e+06 *+-*--*--*-*--*--*--*--*--*--*--*-*--*--*--*----------------------+
>           |                                             *..*..              |
>           |                                                   *..*.*..*..*..*
>     4e+06 ++                                                                |
>           |                                                                 |
>           |                                                                 |
>   3.5e+06 ++                                                                |
>           |                                                                 |
>     3e+06 ++                                                                |
>           |                                                                 |
>           |                                                                 |
>   2.5e+06 ++                                                                |
>           |                                                                 |
>           O  O  O  O O  O  O  O  O  O  O  O O  O  O  O  O  O  O  O O        |
>     2e+06 ++----------------------------------------------------------------+

I have no idea what this graph is supposed to be showing.

David

  reply	other threads:[~2015-01-08 14:43 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-08  2:58 [LKP] [xen] 054954eb051f: -49.7% kernel-size.bss Huang Ying
2015-01-08 14:43 ` David Vrabel [this message]
2015-01-09  0:46   ` Huang Ying

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