It's very unfortunate that the 1st of April was on a Saturday...

Carsten

Carsten Ziegeler wrote
> Hi,
> 
> as you all know we had to replace the usage of the org.json library due
> to it's license (see SLING-6679). We decided to go with Apache Johnzon
> as the replacement.
> 
> Now as most of the work is done I did some performance testing, mainly
> of the json get servlet, rendering a 2k json response requested by 50
> clients in parallel. Unfortunately it seems that this library is causing
> a significant performance degradation. I noticed json responses to be
> between 15% and 20% slower. I can't explain what is causing this as all
> we do is simply write out json.
> 
> So I went ahead and did a quick test by replacing johnson with jackson
> and interestingly, this one is in the same range as org.json, slightly
> faster even.
> 
> Given this, I seriously think we should not use johnson but switch to
> jackson. As we have identified all the places, replacing is not one of
> the nicest tasks, but it should be doable within a short time frame.
> 
> WDYT?
> 
> Regards
> Carsten
> 


 

-- 
Carsten Ziegeler
Adobe Research Switzerland
cziege...@apache.org

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