| 34 | * 執行 bin/start-dfs.sh |
| 35 | {{{ |
| 36 | ~/hadoop-0.18.2$ bin/start-dfs.sh |
| 37 | starting namenode, logging to /home/jazz/hadoop-0.18.2/bin/../logs/hadoop-jazz-namenode-hadoop.out |
| 38 | The authenticity of host 'localhost (127.0.0.1)' can't be established. |
| 39 | RSA key fingerprint is 70:3f:8b:f2:b9:a8:de:ea:90:f4:bf:ce:cb:85:7a:eb. |
| 40 | Are you sure you want to continue connecting (yes/no)? yes |
| 41 | localhost: Warning: Permanently added 'localhost' (RSA) to the list of known hosts. |
| 42 | }}} |
| 43 | * 從這邊的訊息可以知道 Hadoop 會用 SSH 進行內部連線,因此需要做 SSH Key exchange |