It seems that memory leakage was gone. But i've got back to the bug https://bugs.launchpad.net/bugs/351186 slow unminimizing with ati card and desktop effects enabled after installing xorg from xorg-edgers PPA
It seems that memory leakage was gone. But i've got back to the bug https:/ /bugs.launchpad .net/bugs/ 351186 slow unminimizing with ati card and desktop effects enabled after installing xorg from xorg-edgers PPA