lamhosts {Rmpi} | R Documentation |
lamhosts
finds the host name associated with its node number. Can be used
by mpi.spawn.Rslaves
to spawn R slaves on selected hosts. This is
a LAM-MPI specific function.
mpi.is.master
checks if it is running on master or slaves.
mpi.hostinfo
finds an individual host information including rank and
size in a comm.
slave.hostinfo
is executed only by master and find all master and slaves
host information in a comm.
lamhosts() mpi.is.master() mpi.hostinfo(comm = 1) slave.hostinfo(comm = 1)
comm |
a communicator number |
lamhosts
returns CPUs nodes numbers with their host names.
mpi.is.master
returns TRUE if it is on master and FALSE otherwise.
mpi.hostinfo
sends to stdio a host name, rank, size and comm.
slave.hostname
sends to stdio a list of host, rank, size, and comm
information for all master and slaves.
Hao Yu