| Server IP : 3.96.16.70 / Your IP : 216.73.216.15 Web Server : Apache System : Linux ip-172-31-26-103.ca-central-1.compute.internal 6.1.163-186.299.amzn2023.x86_64 #1 SMP PREEMPT_DYNAMIC Tue Feb 24 16:35:42 UTC 2026 x86_64 User : ec2-user ( 1000) PHP Version : 8.4.18 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /lib/python3.9/site-packages/awscli/examples/emr/ |
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The following command opens an ssh connection with the master instance in a cluster with the cluster ID ``j-3SD91U2E1L2QX``::
aws emr ssh --cluster-id j-3SD91U2E1L2QX --key-pair-file ~/.ssh/mykey.pem
The key pair file option takes a local path to a private key file.
Output::
ssh -o StrictHostKeyChecking=no -o ServerAliveInterval=10 -i /home/local/user/.ssh/mykey.pem hadoop@ec2-52-52-41-150.us-west-2.compute.amazonaws.com
Warning: Permanently added 'ec2-52-52-41-150.us-west-2.compute.amazonaws.com,52.52.41.150' (ECDSA) to the list of known hosts.
Last login: Mon Jun 1 23:15:38 2015
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_| ( / Amazon Linux AMI
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https://aws.amazon.com/amazon-linux-ami/2015.03-release-notes/
26 package(s) needed for security, out of 39 available
Run "sudo yum update" to apply all updates.
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Welcome to Amazon Elastic MapReduce running Hadoop and Amazon Linux.
Hadoop is installed in /home/hadoop. Log files are in /mnt/var/log/hadoop. Check
/mnt/var/log/hadoop/steps for diagnosing step failures.
The Hadoop UI can be accessed via the following commands:
ResourceManager lynx http://ip-172-21-11-216:9026/
NameNode lynx http://ip-172-21-11-216:9101/
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[hadoop@ip-172-31-16-216 ~]$