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升级Oracle后无法发现或备份数据库

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snapx<a>2009-162335</a>
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适用场景

  • 适用于Oracle 4.6P1的SnapCenter 插件(SCO)
  • Oracle版本12.2
  • Oracle版本18.3

问题描述

在将Oracle从v.12升级到v.12至18.3后、SCO无法发现或备份数据库。
在SCO UI中、数据库显示为"不可用于备份"、并列出了旧的数据库版本。
备份期间、SPL日志会生成以下错误:
 
2022-05-09T09:53:47.0000180+02:00 DEBUG     DRes-DB1 c.n.o.c.s.d.OracleDatabaseStateService - Entering method  findCurrentDatabaseState with the parameters DatabaseContext [uniqueConfigurationId=323014, sid=DB1, databaseName=DB1, host=Host1.MyDomain.com, port=1521, tnsName=null, rmanCatalogTnsName=, rmanCatalogUserName=, isSysDba=true].
2022-05-09T09:53:47.0000180+02:00 DEBUG     DRes-DB1 c.n.o.c.s.d.OracleDatabaseStateService - Completed method  findCurrentDatabaseState with the  return parameters Empty output.
2022-05-09T09:53:47.0000184+02:00 DEBUG     DRes-DB1 c.n.o.c.s.d.OracleDatabaseStateService - failed to complete method findCurrentDatabaseState  with JVM free memory 1.2 GB and used memory 368.0 MB.
2022-05-09T09:53:47.0000189+02:00 ERROR     DRes-DB1 c.n.o.c.s.d.OracleDatabaseStateService - An exception thrown during the execution of method findCurrentDatabaseState and the exception message is ORACLE-10002: Error received from connection to Oracle database DB1: ORA-12547: TNS:lost contact    

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