As a side note we still have this request:

  

      github.com/tensorflow/tfjs
  

  
    
  
	  
  

  
    
      Add tutorial for performance debugging / profiling. 3
    

    
      
        opened 
        
          
        
        May 10, 2018
      
      


      
        
          
          davidsoergel
        
      
    

    
        P2
        comp:core
        type:docs
        type:feature
    
  


  
    From https://groups.google.com/a/tensorflow.org/forum/#!topic/tfjs/_IDVt3wQFXA:
…

What are best practices in timing operations that involve data transfer between CPU/GPU to identify bottlenecks?