切换root至oracle数据库账号
su – oracle
查看数据库服务状态：
ps -ef |grep oracle
netstat –an|grep 1521
查看数据库监听状态：
[oracle@dbsrv ~]$ lsnrctl status LSNRCTL for Linux: Version 11.2.0.1.0 - Production on 25-NOV-2016 03:36:45 Copyright (c) 1991, 2009, Oracle. All rights reserved. Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521))) STATUS of the LISTENER ------------------------ Alias LISTENER Version TNSLSNR for Linux: Version 11.2.0.1.0 - Production Start Date 25-NOV-2016 03:27:16 Uptime 0 days 0 hr. 9 min. 29 sec Trace Level off Security ON: Local OS Authentication SNMP OFF Listener Parameter File /u01/oracle/network/admin/listener.ora Listener Log File /u01/diag/tnslsnr/dbsrv/listener/alert/log.xml Listening Endpoints Summary... (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(KEY=EXTPROC1521))) (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=dbsrv)(PORT=1521))) Services Summary... Service "orcl" has 1 instance(s). Instance "orcl", status READY, has 1 handler(s) for this service... Service "orclXDB" has 1 instance(s). Instance "orcl", status READY, has 1 handler(s) for this service... The command completed successfully
启动及停止过程：
[oracle@dbsrv ~]$ lsnrctl start LSNRCTL for Linux: Version 11.2.0.1.0 - Production on 25-NOV-2016 03:57:38 Copyright (c) 1991, 2009, Oracle. All rights reserved. TNS-01106: Listener using listener name LISTENER has already been started [oracle@dbsrv ~]$ [oracle@dbsrv ~]$ [oracle@dbsrv ~]$ sqlplus / as sysdba SQL*Plus: Release 11.2.0.1.0 Production on Fri Nov 25 03:58:02 2016 Copyright (c) 1982, 2009, Oracle. All rights reserved. Connected to an idle instance. SQL> startup ORACLE instance started. Total System Global Area 1.3495E+10 bytes Fixed Size 2218032 bytes Variable Size 6845106128 bytes Database Buffers 6576668672 bytes Redo Buffers 71471104 bytes Database mounted. Database opened. SQL> SQL> shutdown immediate Database closed. Database dismounted. ORACLE instance shut down. SQL> SQL> exit Disconnected from 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@dbsrv ~]$ [oracle@dbsrv ~]$ [oracle@dbsrv ~]$ lsnrctl stop LSNRCTL for Linux: Version 11.2.0.1.0 - Production on 25-NOV-2016 03:59:47 Copyright (c) 1991, 2009, Oracle. All rights reserved. Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=IPC)(KEY=EXTPROC1521))) The command completed successfully [oracle@dbsrv ~]$