recompose this grid

testing results for: monetdb5
mac-mini
Cla-Dar-i64
monetdb5/optimizer0.819 
dataflow X X0.019 
monetdb5/scheduler0.081 
sched00 X X0.027 
memo01 X X0.027 
memo02 X X0.027 
total16.190 
76057 (oscar)