RE: [Xen-devel] [PATCH] Xenoprof patches for xen-unstable

["Santos, Jose Renato G" <joserenato.santos@xxxxxx>]

  Andrew,

  Could you please send me the commands you are using
  to run oprofile?

  Thanks

  Renato

>> -----Original Message-----
>> From: Santos, Jose Renato G 
>> Sent: Tuesday, May 31, 2005 9:35 AM
>> To: 'Andrew Theurer'
>> Cc: Xen-devel@xxxxxxxxxxxxxxxxxxx
>> Subject: RE: [Xen-devel] [PATCH] Xenoprof patches for xen-unstable
>> 
>> 
>> 
>>   Andrew
>> 
>>   This is weird. Something seems wrong. 
>>   I am not familiar with the benchmark you are
>>   running. Is this something easy to try?
>>   If you could send me the code and some instructions on
>>   how to use it, I can try running the same benchmark
>>   in my environment.
>>   I will also spend sometime looking more carefully
>>   at xenoprof and my tests to see if I find anything wrong
>> 
>>   Renato
>>  
>> >> -----Original Message-----
>> >> From: Andrew Theurer [mailto:habanero@xxxxxxxxxx]
>> >> Sent: Tuesday, May 31, 2005 9:08 AM
>> >> To: Santos, Jose Renato G
>> >> Cc: Xen-devel@xxxxxxxxxxxxxxxxxxx
>> >> Subject: Re: [Xen-devel] [PATCH] Xenoprof patches for xen-unstable
>> >> 
>> >> 
>> >> On Wednesday 25 May 2005 14:10, Santos, Jose Renato G wrote:
>> >> >   hi,
>> >> >
>> >> >   I have attached patches for enabling system wide profiling
>> >> >   using oprofile for xen unstable.
>> >> >   The patches were generated against change-set 1.1507 (May 22).
>> >> >   The 4 attached files are
>> >> >
>> >> >   1) xenoprof.txt:
>> >> >          - xenoprof overview and user guide
>> >> >   2) xenoprof-1.1-xen-3.0-devel.patch:
>> >> >        - patch for xen
>> >> >   3) xenoprof-1.1-linux-2.6.11:
>> >> >        - patch for linux. Note that this needs to be applied
>> >> >          twice, once to linux-2.6.11-xen0 and once to
>> >> >          linux-2.6.11-xenU. (This is different than the last
>> >> >          patch which was created against the linux sparse tree).
>> >> >   4) xenoprof-1.1-oprofile-0.8.2:
>> >> >        - patch for oprofile version 0.8.2
>> >> 
>> >> Thanks very much for these; this is going to be extremly
>> >> helpful.  I am 
>> >> using these on xen-unstable-bk-1.1518 currently.  One 
>> >> problem: so far I 
>> >> have not observed any ticks in xen-syms.  I have tried SDET 
>> >> benchmark, 
>> >> which on your previous patches (for xen-2.0-testing), I 
>> >> would get about 
>> >> 12% of ticks in xen-syms.
>> >> 
>> >> This is on a single cpu xen0 domain with no other domains
>> >> running.  I 
>> >> verified that the XENIMAGE and XEN_RANGE were getting passed to 
>> >> oprofiled correctly.  I do not specify any active or 
>> passive domains 
>> >> since this is the only domain running.  Any ideas why I 
>> >> would not get 
>> >> any ticks for xen-syms?
>> >> 
>> >> Has anyone else tried xenoprofile?
>> >> 
>> >> Thanks,
>> >> 
>> >> -Andrew
>> >> 
>> 

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