Re: [RFC][PATCH] 2/3] [TOOLS][XENTRACE] Update tools to write data to disk in a known endian'ness.

[Tony Breeds <tony@bakeyournoodle.com>]

On Thu, Nov 30, 2006 at 01:12:43PM +0000, Mark Williamson wrote:
 
> No objections to this here, seems like a nice improvement.  

That's what we like to hear ;P

>                                                             I did wonder if 
> perhaps some sort of trace file header would be useful, giving metadata.  For 
> instance, a record of what dom0 / Xen builds were being used, and type of 
> machine might be useful. 

I did think about doing something similar.  I though I could steal the
high 16bits of the first CPU number in the file as a xentrace format
version number.  Sure this would limit us to 64k CPUs but we can deal
with that limit later ;P 

>                           A future extensible format would be a plus too, I 
> guess.  None of this is strictly necessary, it just might help with 
> organising trace files.

You spoke in more detail about that in another email so I'll keep the
discussion there.

Yours Tony

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