Automatic analysis is not designed to work with big results. PC analysis generates complete result data based on the size of the analysis session file. One may need to select the recommended format based on the analysis session file size.
Please find the screenshot with the details as follows:
In order to process huge result data faster, one needs to use SQL database with Analysis.
However one has this option only when using the Analysis directly and not via Performance center.
Please follow the below steps to set-up SQL lite database with Analysis:
1) Open the HP LoadRunner Analysis
2) Go to Tools -> Options
3) Click the Database tab
4) Choose SQLite option
5) Click OK
Please find below screenshot of the <Options> dialogbox for reference: