Bandwidth of B2CC lines with J/psi -> ee

In the RTA WP3 selections meeting today we discussed some of the highest BW lines.

B2CC is apparently writing a lot of data for selections with J/psi -> ee.

This is to Turbo, based on a test with real data:

Please can @yimingli @oozcelik @mcruztor follow up on this

FYI @decianm @mfontana @msaur @rjhunter @lugrazet