解除账号锁定oracleoraclelistener.ora的host不能使localhost，而应该是该机器名，否则不能用ip地址进行连接

# listener.ora Network Configuration File: /u01/app/oracle/product/11.2.0/dbhome_1/network/admin/listener.ora
# Generated by Oracle configoracle账号uration tools.

LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
(ADDRESS = (PROTOCOL = TCP)(HOST = AY140316135826Z)(PORT = 1521))
)

)

SID_LIST_LISTENER=
(SID_LIST=
(SID_DESC=
(GLOBAL_DBNAME=orcl)
(SID_NAME=orcl)
(ORACLE_HOME=/u01/app/oracle/product/11.2.0/dbhome_1/)
)
)