ORA-27101:shared memory realm does not exist的问题
ORA-27101:shared memory realm does not exist的问题
登陆SQLPlus时出现:
ORA-01034:ORACLE not avaiable
ORA-27101 : shared memory realm does not exist
Process ID:0
Session ID:0 Serial Number:0
解决办法一:
1、[oracle@wpj ~]$sqlplus / nolog;
2、用SYS用户登录:[oracle@wpj ~]$ conn / as sysdba
3、 启动打开目录:/u01/app/oracle/admin/TJDB/pfile,会发现里面有一个文件:init.ora.8302015171924,这是Oracle最后一次成功启动时备份的启动文件。
create spfile from pfile='/u01/app/oracle/admin/TJDB/pfile/init.ora.8302015171924;
4、打开数据库 startup
5、
[oracle@wpj ~]$sqlplus/nolog;
[oracle@wpj ~]$conn / as sysdba;
[oracle@wpj ~]$create spfile from pfile='/u01/app/oracle/admin/TJDB/pfile/init.ora.8302015171924;
[oracle@wpj ~]$startup
解决方法二:
1、查看环境变量.bash_profile文件如下,查看oracle 实例名,通常是由于实例名的变量与TNS、LISTENER中的不一致导致的。
[oracle@wpj ~]$ vi ~/.bash_profile
# .bash_profile
# Get the aliases and functions
if [ -f ~/.bashrc ]; then
. ~/.bashrc
fi
# User specific environment and startup programs
PATH=$PATH:$HOME/bin
export ORACLE_SID=orcl
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME=$ORACLE_BASE/product/11.2.0/db_1
export ORACLE_ADMIN=$ORACLE_HOME/admin
export TNS_ADMIN=$ORACLE_HOME/network/admin
export LD_LIBRARY_PATH=$ORACLE_HOME/lib:$ORACLE_HOME/jlib
export JAVA_HOME=$ORACLE_HOME/jdk
export ORA_NLS10=$ORACLE_HOME/nls/data
export PATH=$PATH:$ORACLE_HOME/bin:/usr/bin:/usr/sbin:/usr/local/sbin:/usr/lib:$JAVA_HOME/bin
export PATH
2、修改 listener.ora
# listener.ora Network Configuration File: /u01/app/oracle/product/11.2.0/db_1/network/admin/listener.ora
# Generated by Oracle configuration tools.
SID_LIST_LISTENER =
(SID_LIST =
(SID_DESC =
(SID_NAME = orcl)
(ORACLE_HOME = /u01/app/oracle/product/11.2.0/db_1)
(GLOBAL_DBNAME = orcl)
)
)
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.8.205.140)(PORT = 1521))
)
)
ADR_BASE_LISTENER = /u01/app/oracle
3、修改 tnsnames.ora
# tnsnames.ora Network Configuration File: /u01/app/oracle/product/11.2.0/db_1/network/admin/tnsnames.ora
# Generated by Oracle configuration tools.
ORCL =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.8.205.140)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = orcl)
)
)
EXTPROC_CONNECTION_DATA =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
(CONNECT_DATA =
(SID = PLSExtProc)
(PRESENTATION = RO)
)
)
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