Re: [xml] Query: Libxml performance on multiprocessor system

[Daniel Veillard <veillard redhat com>]

On Fri, Sep 29, 2006 at 06:09:02PM +0530, harbhanu wrote:
>    We tried to get the performance of Libxml (version-2-2.6.23) on a
> multiprocessor environment, with two threads running simultaneosly [ Kernel
> level threads ].
> 
>    And were expecting that the performance will scale up, but instead the
> performance recorded is almost similar [3% more] to what we get for single
> thread.
> 
>  
> 
>    Each thread parses the xml document using xmlSAXUserParserMemory.
> 
>   
> 
>    Can anyone help me to identify the root cause for this??

  Use a profiler and make sure that what you count is actually libxml2
work and not something else... like the memory allocator.

Daniel

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