All monitoring browser ports.. such as???? On Sun, Jan 15, 2012 at 5:00 PM, Lance Norskog <goks...@gmail.com> wrote:
> Can you open all of the monitoring browser ports? > > On Sun, Jan 15, 2012 at 3:03 PM, Something Something > <mailinglist...@gmail.com> wrote: > > Good point. Those ports may not be open. So next question - is it safe > to > > open these ports? How do we securely open these ports to avoid malicious > > attacks under EC2? > > > > (Sorry, I know some of these questions are dumb - but we are a startup > and > > don't have a big sysadmin group - I guess that's why we are using EC2 -:) > > > > > > On Sun, Jan 15, 2012 at 12:03 PM, Ronald Petty <ronald.pe...@gmail.com> > > wrote: > >> > >> Something Something, > >> > >> Have you confirmed you can connect to the port from your remote machine? > >> > >> telnet ec2-xxxxxx.... 9000 > >> > >> Kindest regards. > >> > >> Ron > >> > >> On Sun, Jan 15, 2012 at 12:16 AM, Something Something > >> <mailinglist...@gmail.com> wrote: > >>> > >>> Hello, > >>> > >>> Our Hadoop cluster is setup on EC2, but our client machine which will > >>> trigger the M/R job is in our data center. I am trying to start a M/R > job > >>> from our client machine, but getting this: > >>> > >>> 00:01:16.885 [pool-6-thread-1] INFO org.apache.hadoop.ipc.Client - > >>> Retrying connect to server: > >>> ec2-xx-xx-xxx-xxx.compute-1.amazonaws.com/xx.xx.xxx.xx:9000. Already > tried 0 > >>> time(s). > >>> 00:01:16.885 [pool-6-thread-1] INFO org.apache.hadoop.ipc.Client - > >>> Retrying connect to server: > >>> ec2-xx-xx-xxx-xxx.compute-1.amazonaws.com/xx.xx.xxx.xx:9000. Already > tried 1 > >>> time(s). > >>> 00:01:16.885 [pool-6-thread-1] INFO org.apache.hadoop.ipc.Client - > >>> Retrying connect to server: > >>> ec2-xx-xx-xxx-xxx.compute-1.amazonaws.com/xx.xx.xxx.xx:9000. Already > tried 2 > >>> time(s). > >>> & so on... > >>> > >>> > >>> I tried putting our 'pem' file in the classpath, but that didn't > help. I > >>> am assuming it should be possible to trigger a job on EC2 cluster from > a > >>> machine that's not in EC2, correct? > >>> > >>> Please note that I can trigger a M/R job from the client machine to a > >>> Hadoop running on the same machine - localhost:9000 (hdfs) as well as > >>> localhost:9001 (jobtracker). > >>> > >>> Please help. Thanks. > >>> > >>> > >>> > >>> > >> > > > > > > -- > Lance Norskog > goks...@gmail.com >
