*: {wiki: HowToRendezvousInParallelUniverse How two (or more) nodes of a parallel universe job can synchronize, pass a token, or agree on a port number}
 *: {wiki: HowToOrderJobExecution How to specify the order of execution of jobs}
 *: {wiki: SubDagsVsSplices Composing workflows: external sub DAGs vs. splices}
+*: {wiki: DagJobsOnSameMachine How to run multiple DAG node jobs on the same machine}
 
 {subsection: Issues specific to HTCondor on MS Windows}