Re: CellTable: Refresh at real-time causes CPU usage of 60%

2011-01-21 Thread remuera
Hi, thanks for the response. As I said I expect a higher CPU usage, but not in that extend. When I am doing the same with the Grid of GXT, it only consumes 20% of CPU usage in IE. Apparently CellTable was not build for this purpose, I'll have to find another solution. The requirement is 4 times

CellTable: Refresh at real-time causes CPU usage of 60%

2011-01-20 Thread remuera
Hi, in my web app I have to refresh a table of 6 columns and around 50 rows to refresh 4 times a second with new data. I'm using CellTable for that, since its performance is good, but when I do that, CPU usage is at about 60%! I know that rendering of the HTMl in the browser is expensive, but

Re: CellTable: Refresh at real-time causes CPU usage of 60%

2011-01-20 Thread John LaBanca
You're refreshing 4x a second, what do you expect to happen? CellTable constructs a giant HTML string, which requires a lot of string manipulation and logical code that could take up the CPU. Since javascript is single threaded, the browser will be unresponsive while CellTable renders the code,