Trace file /u01/app/oracle/diag/rdbms/orcl/orcl/trace/orcl_ora_13408.trc
Oracle Database 12c Enterprise Edition Release 12.2.0.1.0 - 64bit Production
Build label:    RDBMS_12.2.0.1.0_LINUX.X64_170125             -------->>>>多了此行.
ORACLE_HOME:    /u01/app/oracle/product/12.2.0/dbhome_1
System name:	Linux
Node name:	db12cr2
Release:	2.6.32-573.el6.x86_64
Version:	#1 SMP Wed Jul 1 18:23:37 EDT 2015
Machine:	x86_64
Instance name: orcl
Redo thread mounted by this instance: 0 <none>
Oracle process number: 8
Unix process pid: 13408, image: oracle@db12cr2 (TNS V1-V3)