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