[hadoop@plinux09 ~]$ ssh-keygen -t rsa -P ''
Generating public/private rsa key pair.
Enter file in which to save the key (/home/test/.ssh/id_rsa):
Created directory '/home/test/.ssh'.
Your identification has been saved in /home/test/.ssh/id_rsa.
Your public key has been saved in /home/test/.ssh/id_rsa.pub.
The key fingerprint is:
89:23:48:5b:f9:e5:6b:9b:32:b5:66:81:24:b4:e6:3b test@plinux09
The key's randomart image is:
+--[ RSA 2048]----+
| |
| .. |
| ..o. . |
| . ++..+ . |
| oo.o+.S |
| ....o. |
| . .oo |
| E o.+o |
| . =o |
+-----------------+
[hadoop@plinux09 .ssh]$ ls -al /home/hadoop/.ssh
-rw------- 1 hadoop hadoop 1675 Dec 23 13:36 id_rsa
-rw-r--r-- 1 hadoop hadoop 395 Dec 23 13:36 id_rsa.pub