How to render large dot files

• sfdp -x -Tpng decix.fw.dot -o graph1.png
• sfdp -x -Goverlap=scale -Tpng decix.fw.dot -o graph1.png
• neato -x -Goverlap=scale -Tpng decix.fw.dot -o graph1.png
• dot -Ksfdp -Tpng decix.fw.dot -o graph1.png
• digraph foo { graph [splines=true overlap=false];

• neato -Goverlap=scale -Tsvg mid.dot -o mid.svg