aix rac ssh建立對等關係，故障一則

閒着也是閒着，裝套aix的rac，玩一下。

在建立使用 oui 自動建立ssh對等關係步驟的時候，出現如下報錯；

Existence check failed for /bin/bash on node: jx1

通過 oraInventroy 目錄下的log

INFO: lock_count 1
INFO: Lock Retry Count 1
INFO: Lock Sleep Time 30000
INFO: Home Dir /home/oracle
INFO: Lock Location : /home/oracle/.ssh/lock
INFO: Trying to get Lock ....
INFO: Lock Acquired
INFO: LIBRARY_LOC = /tmp/OraInstall2017-01-08_04-28-07PM/oui/lib/aix
INFO: Validating remote binaries..
INFO: [jx1]
INFO: /bin/bash -c '/bin/true'
INFO: Exit-status: -1
INFO: Error: WARNING: Your password has expired.
Password change required but no TTY available.


INFO: 
INFO: 
INFO: Existence check failed for /bin/bash on node: jx1
INFO: Home Dir /home/oracle
INFO: Lock Location : /home/oracle/.ssh/lock
INFO: Releasing Lock...
INFO: Lock Released

問題是 密碼過期導致，但報錯表面看是 /bin/bash 有問題。很具有迷惑性。

解決方法很簡單 paswd命令重新設置一次密碼就可以。