as.cluster Coerce an Object to a Cluster Object autoStopCluster Automatically Stop a Cluster when Garbage Collected availableConnections Number of Available and Free Connections availableCores Get Number of Available Cores on The Current Machine availableWorkers Get Set of Available Workers cloneNode Clone one or more nodes freePort Find a TCP port that can be opened isConnectionValid Checks if a Connection is Valid isForkedChild Checks whether or not we are running in a forked child process isForkedNode Checks whether or not a Cluster Node Runs in a Forked Process isLocalhostNode Checks whether or not a Cluster Node Runs on Localhost isNodeAlive Check whether or not the cluster nodes are alive killNode Terminate one or more cluster nodes using process signaling makeClusterMPI Create a Rich Message Passing Interface (MPI) Cluster of R Workers for Parallel Processing makeClusterPSOCK Create a Rich PSOCK Cluster of R Workers for Parallel Processing makeClusterSequential Create a "parallel" cluster running sequentially in the current session parallelly.options Options Used by the 'parallelly' Package serializedSize Calculate the size of an R object when it is serialized supportsMulticore Check If Forked Processing ("multicore") is Supported