Oracle--oracle实例启动报ORA-03113: end-of-file on communication channel

oracle实例启动报03113错误的解决方法：打补丁p7272646_111070_Linux-x86-64.zip 
问题表象1：

启动报错关键字：

SQL> startup 
ORACLE instance started.

Total System Global Area 1.2560E+10 bytes
Fixed Size                  2171344 bytes
Variable Size            6442454576 bytes
Database Buffers         6106906624 bytes
Redo Buffers                8601600 bytes
ORA-03113: end-of-file on communication channel
Process ID: 29835
Session ID: 170 Serial number: 3

日志中错误关键字：

/oracle/app/diag/rdbms/ora11g/ora11g/trace> cat ora11g_mman_31983.trc

error 27103 detected in background process
ORA-27103: internal error
Linux-x86_64 Error: 17: File exists
Additional information: -1
Additional information: 1