No, the message never end. I have to ctrl-c out of it. Garry
From: shahid ashraf [mailto:sha...@trialx.com] Sent: Friday, August 21, 2015 11:13 AM To: Garry Chen <g...@cornell.edu> Cc: user@spark.apache.org Subject: Re: Spark ec2 lunch problem Does the cluster work at the end ? On Fri, Aug 21, 2015 at 8:25 PM, Garry Chen <g...@cornell.edu<mailto:g...@cornell.edu>> wrote: Hi All, I am trying to lunch a spark ec2 cluster by running spark-ec2 --key-pair=key --identity-file=my.pem --vpc-id=myvpc --subnet-id=subnet-011 --spark-version=1.4.1 launch spark-cluster but getting following message endless. Please help. Warning: SSH connection error. (This could be temporary.) Host: SSH return code: 255 SSH output: ssh: Could not resolve hostname : Name or service not known -- with Regards Shahid Ashraf