Master can do password less ssh to all slaves,
form slaves we can connect to the master for example by ping or on port
80 by http.
but via hadoop, slaves can not connect to master in port 9001, 9000,
we opened these port on server too.
On 03/16/2012 06:04 PM, Harsh J wrote:
> Does a netstat lookup also show that your master is listening on the
> right interface, and not loopback (localhost)?
> On Fri, Mar 16, 2012 at 2:29 PM, Masoud<[EMAIL PROTECTED]> wrote:
>> Hi all,
>> we have this problem:
>> org.apache.hadoop.ipc.Client: Retrying connect to server:
>> master/*.*.*.*:9000. Already tried 0 time(s).
>> and for 9001 is same problem too, we opened these port on master firewall.
>> We use NAT to setup our Linux network.
>> Let me know your ideas,