berlin 130731 nachtrag: versuch beowulf http://uk.search.yahoo.com/r/_ylt=A7x9QXhCI_lR9g4Af2czCQx.;_ylu=X3oDMTBybWpoN25zBHNlYwNzcgRwb3MDMgRjb2xvA2lyZAR2dGlkAw--/SIG=13lhso2ss/EXP=1375310786/**http%3a//coen.boisestate.edu/ece/files/2013/05/Creating.a.Raspberry.Pi-Based.Beowulf.Cluster_v2.pdf 6/66'