You wrote that xrestop gives about 100-250M less memory as total than what "top" indicates. It should, because xrestop reports only X resources.
Anyway, closing Firefox and Thunderbird didn't help in my case, so I may have confirmed the wrong bug? :-) -- memory leak in xorg i810 of 6.06? https://launchpad.net/bugs/78772 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
