http://bugs.winehq.org/show_bug.cgi?id=3845
--- Comment #14 from Philipp Klaus Krause pkk@spth.de 2012-05-17 06:43:12 CDT --- I still can reproduce the problem today (using wine 1.5.4). However now the cpu usage is shown by "top" with the .exe not with wineserver.
Philipp