我正在尝试从活动数据库复制数据库,但我的辅助设备上的连接似乎被阻止。我正在使用 ASM just4info。
目标数据库:
监听器.ora:
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = MELISA)(PORT = 1521))
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
)
SID_LIST_LISTENER=
(SID_LIST=
(SID_DESC=
(SID_NAME=MELISA)
(ORACLE_HOME=/u01/app/oracle/product/19/dbhome_1)
)
)
ENABLE_GLOBAL_DYNAMIC_ENDPOINT_LISTENER=ON # line added by Agent
VALID_NODE_CHECKING_REGISTRATION_LISTENER=ON # line added by Agent
tnsnames.ora:
MELISA =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = MELISA)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = MELISA)
)
)
LISTENER_MELISA =
(ADDRESS = (PROTOCOL = TCP)(HOST = MELISA)(PORT = 1521))
PELISA =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = PELISA)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = PELISA)
)
)
LISTENER_PELISA =
(ADDRESS = (PROTOCOL = TCP)(HOST = PELISA)(PORT = 1521))
辅助的:
监听器.ora:
LISTENER =
(DESCRIPTION_LIST =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = PELISA)(PORT = 1521))
(ADDRESS = (PROTOCOL = IPC)(KEY = EXTPROC1521))
)
)
SID_LIST_LISTENER=
(SID_LIST=
(SID_DESC=
(SID_NAME=PELISA)
(ORACLE_HOME=/u01/app/oracle/product/19/dbhome_1)
)
)
tnsnames.ora
LISTENER_PELISA =
(ADDRESS = (PROTOCOL = TCP)(HOST = PELISA)(PORT = 1521))
PELISA =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = PELISA)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = PELISA)
)
)
MELISA =
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = MELISA)(PORT = 1521))
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = MELISA)
)
)
LISTENER_MELISA =
(ADDRESS = (PROTOCOL = TCP)(HOST = MELISA)(PORT = 1521))
lsnrctl 状态:
Connecting to (ADDRESS=(PROTOCOL=tcp)(HOST=)(PORT=1521))
STATUS of the LISTENER
------------------------
Alias LISTENER
Version TNSLSNR for Linux: Version 19.0.0.0.0 - Production
Start Date 05-JAN-2024 09:45:43
Uptime 0 days 0 hr. 5 min. 15 sec
Trace Level off
Security ON: Local OS Authentication
SNMP OFF
Listener Log File /u01/app/oracle/diag/tnslsnr/PELISA/listener/alert/log.xml
Listening Endpoints Summary...
(DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=PELISA)(PORT=1521)))
Services Summary...
Service "+ASM" has 1 instance(s).
Instance "+ASM", status READY, has 1 handler(s) for this service...
Service "+ASM_DG_DATA" has 1 instance(s).
Instance "+ASM", status READY, has 1 handler(s) for this service...
Service "+ASM_DG_FRA" has 1 instance(s).
Instance "+ASM", status READY, has 1 handler(s) for this service...
Service "PELISA" has 1 instance(s).
Instance "PELISA", status BLOCKED, has 1 handler(s) for this service...
The command completed successfully
辅助数据库使用 spfile 处于 nomount 状态,当尝试连接到 rman 时,出现以下错误:
connected to target database: MELISA (DBID=3534003804)
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-00554: initialization of internal recovery manager package failed
RMAN-04006: error from auxiliary database: ORA-12528: TNS:listener: all appropriate instances are blocking new connections
我不太确定,这里可能出了什么问题,我停止了防火墙,因为它是测试机。
提前致谢。
您仅动态注册了此条目:
动态注册的 NOMOUNT 实例处于 BLOCKED 状态,默认情况下会阻止远程连接尝试。
缺少 PELISA 静态注册。您应该在侦听器中有一个像这样的条目(即使 PELISA 实例未启动):
SID_LIST_LISTENER
您中的条目看起来listener.ora
是正确的,但在 中添加该条目后需要重新启动侦听器listener.ora
。这不仅允许远程登录 NOMOUNT 实例,还允许通过侦听器远程启动实例,这是活动复制步骤的一部分。
的输出
lsnrctl status
还显示您的侦听器不使用listener.ora
,也许您将其放置在不正确的位置。