Error in socketConnection("localhost", port = port, server = TRUE, blocking = TRUE, :
all connections are in use
when I use multicore=TRUE,
I have above problem,
when I tried to open
$ telnet localhost 11017
Trying ::1...
Trying 127.0.0.1...
telnet: Unable to connect to remote host: Connection refused
# iptables -L
Chain INPUT (policy ACCEPT)
target prot opt source destination
ACCEPT tcp -- anywhere anywhere tcp dpt:11017
ACCEPT tcp -- anywhere anywhere tcp dpt:11017