Hi folks. In the end, I found that the problem was that I was using IP Addresses instead of hostnames.
I guess, maybe, reverse dns is a requirement for spark slave -> master communications... ? On Fri, Dec 19, 2014 at 7:21 PM, jay vyas <jayunit100.apa...@gmail.com> wrote: > Hi spark. Im trying to understand the akka debug messages when > networking doesnt work properly. any hints would be great on this. > > SIMPLE TESTS I RAN > > - i tried a ping, works. > - i tried a telnet to the 7077 port of master, from slave, also works. > > LOGS > > 1) On the master I see this WARN log buried: > > ReliableDeliverySupervisor: Association with remote system > [akka.tcp://sparkWorker@s2.docker:45477] has failed, address is now gated > for [500] ms Reason is: [Disassociated]. > > 2) I also see a periodic, repeated ERROR message : > > ERROR EndpointWriter: dropping message [class > akka.actor.ActorSelectionMessage] for non-local recipient [Actor[akka.tcp:// > sparkMaster@172.17.0.12:7077 > > > Any idea what these folks mean? From what i can tel, i can telnet from > s2.docker to my master server. > > Any thoughts for more debugging of this would be appreciated! im out of > ideas for the time being .... > > -- > jay vyas > -- jay vyas
