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oracle128无法,ORA

1.问题现象

报错信息如下:

Thu Aug 24

10:01:33 2017

Errors in file

/oradata/diag/rdbms/cdb/cdb2/trace/cdb2_m000_3564.trc:

ORA-12850: 无法在所有指定实例上分配从属进程:需要2,已分配1

trace 文件部分输出输出:

*** 2017-08-24 10:01:33.324

*** SESSION ID:(1390.13783) 2017-08-24 10:01:33.324

*** CLIENT ID:() 2017-08-24 10:01:33.324

*** SERVICE NAME:(SYS$BACKGROUND) 2017-08-24 10:01:33.324

*** MODULE NAME:(MMON_SLAVE) 2017-08-24 10:01:33.324

*** CLIENT DRIVER:() 2017-08-24 10:01:33.324

*** ACTION NAME:(Automatic Report Flush) 2017-08-24 10:01:33.324

*** CONTAINER ID:(1) 2017-08-24 10:01:33.324

2、报错分析

在mos找到了2篇文章和此次报错相吻合

ORA-12850 is Raised by Mmon Slave Automatic Report Flush Action (文档 ID 2217969.1)

High CPU Usage and/or Frequent Occurrences of ORA-12850 For Monitor Queries by MMON From 12.1 (文档 ID 2102131.1)

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