场景描述：
领导callme，说pslql远程登录报错，报错信息：
1，赶紧vpn，登录后台去查看负载，看到负载很低：
[oracle@powerlong4 ~]$ w
20:05:16 up 22 days, 6:33, 3 users, load average: 0.45, 0.58, 0.38
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
root pts/0 192.168.120.218 19:32 19:30 0.16s 0.03s sqlplus as sysdba
root pts/1 192.168.120.218 19:39 0.00s 0.18s 0.03s w
root pts/2 :1.0 Fri15 5days 2:23 0.02s -bash
[oracle@powerlong4 ~]$ <版权所有，文章允许转载，但必须以链接方式注明源地址，否则追究法律责任!>
原博客地址： http://blog.csdn.net/mchdba/article/details/45921045
原作者：黄杉 (mchdba)
2，再去查看alert日志：
Wed May 27 02:00:00 2015
Clearing Resource Manager plan via parameter
Wed May 27 07:15:39 2015
Suspending MMON action ‘Block Cleanout Optim, Undo Segment Scan‘ for 82800 seconds
Wed May 27 07:35:48 2015
Suspending MMON action ‘undo usage‘ for 82800 seconds
Wed May 27 07:56:08 2015
Suspending MMON action ‘metrics monitoring‘ for 82800 seconds
Wed May 27 08:11:17 2015
Suspending MMON slave action kewrmafsa_ for 82800 seconds
Wed May 27 08:16:23 2015
Suspending MMON action ‘AWR Auto Purge Task‘ for 82800 seconds
Wed May 27 16:56:14 2015
Suspending MMON slave action kewfmcpsa_ for 82800 seconds
Wed May 27 19:32:45 2015
***********************************************************************
Fatal NI connect error 12170.
VERSION INFORMATION:
TNS for Linux: Version 11.2.0.1.0 - Production
Oracle Bequeath NT Protocol Adapter for Linux: Version 11.2.0.1.0 - Production
TCP/IP NT Protocol Adapter for Linux: Version 11.2.0.1.0 - Production
Time: 27-MAY-2015 19:32:45
Tracing not turned on.
Tns error struct:
ns main err code: 12535
TNS-12535: TNS:operation timed out
ns secondary err code: 12606
nt main err code: 0
nt secondary err code: 0
nt OS err code: 0
Client address: (ADDRESS=(PROTOCOL=tcp)(HOST=192.168.120.218)(PORT=55693))
Wed May 27 19:39:43 20153，alert日志中没有看出啥问题来，去check是否有锁，卡住了，只好ctrl+c停住
执行sql检查是否有锁
SQL> select t2.username,t2.sid,t2.serial#,t2.logon_time from v$locked_object t1,v$session t2 where t1.session_id=t2.sid order by t2.logon_time;
^Cselect t2.username,t2.sid,t2.serial#,t2.logon_time from v$locked_object t1,v$session t2 where t1.session_id=t2.sid order by t2.logon_time
*
ERROR at line 1:
ORA-01013: user requested cancel of current operation
SQL> 4，尝试重启下，卡住了,shutdown hang住了
SQL> shutdown immediate
^CORA-01013: user requested cancel of current operation
SQL> 后台alert日志信息
Shutting down instance (immediate)
Stopping background process SMCO
Shutting down instance: further logons disabled
Wed May 27 19:39:44 2015
Stopping background process CJQ0
Stopping background process QMNC
Stopping background process MMNL
Stopping background process MMON
Wed May 27 19:39:48 2015
AUD: Audit Commit Delay exceeded, written a copy to OS Audit Trail
License high water mark = 28
Stopping Job queue slave processes, flags = 7
Wed May 27 19:39:48 2015
Errors in file /oracle/app/oracle/diag/rdbms/pddev1/pddev1/trace/pddev1_j005_8455.trc:
ORA-12012: error on auto execute of job 57381
ORA-01089: immediate shutdown in progress - no operations are permitted
ORA-01089: immediate shutdown in progress - no operations are permitted
Process ID:
Session ID: 0 Serial number: 0
Wed May 27 19:39:48 2015
opiodr aborting process unknown ospid (7674) as a result of ORA-1089
Wed May 27 19:39:48 2015
opiodr aborting process unknown ospid (7002) as a result of ORA-1089
Wed May 27 19:39:48 2015
opiodr aborting process unknown ospid (9183) as a result of ORA-1089
Job queue slave processes stopped
Wed May 27 19:42:46 2015
Instance shutdown cancelled再去看下trace日志，如下：
[[email protected] ~]$ more /oracle/app/oracle/diag/rdbms/pddev1/pddev1/trace/pddev1_j005_8455.trc
Trace file /oracle/app/oracle/diag/rdbms/pddev1/pddev1/trace/pddev1_j005_8455.trc
Oracle Database 11g Enterprise Edition Release 11.2.0.1.0 - 64bit Production
With the Partitioning, OLAP, Data Mining and Real Application Testing options
ORACLE_HOME = /oracle/app/oracle/product/11.2.0/dbhome_1
System name: Linux
Node name: powerlong4
Release: 2.6.32-358.el6.x86_64
Version: #1 SMP Fri Feb 22 00:31:26 UTC 2013
Machine: x86_64
Instance name: pddev1
Redo thread mounted by this instance: 1
Oracle process number: 49
Unix process pid: 8455, image: [email protected] (J005)
*** 2015-05-27 19:39:48.078
*** SESSION ID:(79.110) 2015-05-27 19:39:48.078
*** CLIENT ID:() 2015-05-27 19:39:48.078
*** SERVICE NAME:(SYS$USERS) 2015-05-27 19:39:48.078
*** MODULE NAME:() 2015-05-27 19:39:48.078
*** ACTION NAME:() 2015-05-27 19:39:48.078
ORA-12012: error on auto execute of job 57381
ORA-01089: immediate shutdown in progress - no operations are permitted
ORA-01089: immediate shutdown in progress - no operations are permitted
Process ID:
Session ID: 0 Serial number: 0
[[email protected] ~]$ 5，没有看出啥问题，领导催的紧急，看来只好用绝招了shutdown abort;
SQL> shutdown abort
ORACLE instance shut down.
SQL> startup
ORA-32004: obsolete or deprecated parameter(s) specified for RDBMS instance
ORACLE instance started.
Total System Global Area 1820540928 bytes
Fixed Size 2214296 bytes
Variable Size 1191183976 bytes
Database Buffers 620756992 bytes
Redo Buffers 6385664 bytes
Database mounted.
Database opened.
SQL> select t2.username,t2.sid,t2.serial#,t2.logon_time from v$locked_object t1,v$session t2 where t1.session_id=t2.sid order by t2.logon_time;
no rows selected
SQL> OK，能登录正常了。事后诸葛亮，我这台线上db完全是边缘业务，无压力的，怎么会plsql远程登录不上呢？奇怪。看alert日志也么有异常信息，留此纪念，以待后续观察。
时间： 2024-08-10 12:23:23