Hi Cacti's logfile (which path is log/cacti.log) should be owned by the webserver user, so that the "Clear Cacti Log File" function in Cacti can work. Attached is a diff for cacti-0.8.6h_p20060108.ebuild.
Created attachment 82090 [details, diff] Diff file for cacti-0.8.6h_p20060108.ebuild
Thanks for catching that. I kept forgetting to fix that :-). Committed into CVS.