[PATCH 4/4] extract vmcoreinfo from /proc/vmcore for Xen

Itsuro ODA oda at valinux.co.jp
Sun Apr 6 21:23:21 EDT 2008


Hi Ken'ichi,

I agree with you.

Thanks.
Itsuro Oda

On Fri, 04 Apr 2008 17:21:49 +0900
"Ken'ichi Ohmichi" <oomichi at mxs.nes.nec.co.jp> wrote:

> 
> Hi ODA-san,
> 
> Itsuro ODA wrote:
> > Hi,
> > 
> > I like the Plan2 since it is simple.
> 
> Thank you for the comment.
> 
> I considered about it well, and think that a new option '-X' is
> good for excluding all the user domain pages. I will merge your
> patch with this option.
> 
> I think it is better that the dump_level is used for excluding
> only linux's pages. If the dump_level for linux is added after
> the one for xen, the dump_level probably becomes strange like
> the following:
> 
>        |               linux              | Xen | linux
>        +----------------------------------+-----+-------
>  Dump  | zero  cache  cache    user  free |     | some
>  Level | page  page   private  data  page | Xen | page
> -------+----------------------------------+-----+-------
>     1  |  X
>     2  |        X
>     4  |        X      X
>     8  |                        X
>    16  |                              X
>    32  |                                     X
>    64  |                                           X
> 
> Sorry, I should have considered about it before posting the last mail.
> 
> 
> Thanks
> Ken'ichi Ohmichi
> 

-- 
Itsuro ODA <oda at valinux.co.jp>




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