V$DIAG_INFO及V$DIAG_CRITICAL_ERROR视图

http://docs.oracle.com/cd/E11882_01/server.112/e25494/diag.htm#ADMIN13025

ADR(Automatic Diagnostic Repository) Directory structure for a Database Instance

 通过V$DIAG_INFO视图查看ADR分布位置信息：

SELECT * FROM V$DIAG_INFO;


INST_ID NAME                  VALUE

------- --------------------- -------------------------------------------------------------

      1 Diag Enabled          TRUE

      1 ADR Base              /u01/oracle

      1 ADR Home              /u01/oracle/diag/rdbms/orclbi/orclbi

      1 Diag Trace            /u01/oracle/diag/rdbms/orclbi/orclbi/trace

      1 Diag Alert            /u01/oracle/diag/rdbms/orclbi/orclbi/alert

      1 Diag Incident         /u01/oracle/diag/rdbms/orclbi/orclbi/incident

      1 Diag Cdump            /u01/oracle/diag/rdbms/orclbi/orclbi/cdump

      1 Health Monitor        /u01/oracle/diag/rdbms/orclbi/orclbi/hm

      1 Default Trace File    /u01/oracle/diag/rdbms/orclbi/orclbi/trace/orcl_ora_22769.trc

      1 Active Problem Count  8

      1 Active Incident Count 20

Table 9-3 Data in the V$DIAG_INFO View

Name	Description
ADR Base	Path of ADR base
ADR Home	Path of ADR home for the current database instance
Diag Trace	Location of background process trace files, server process trace files, SQL trace files, and the text-formatted version of the alert log
Diag Alert	Location of the XML-formatted version of the alert log
Default Trace File	Path to the trace file for the current session

Column	Datatype	NULL	Description
INST_ID	DNUMBER	NOT NULL	当前实例ID
NAME	VARCHAR2(64)	NOT NULL	跟踪记录名称
VALUE	VARCHAR2(512) NUMBER	NOT NULL	跟踪文件路径

 

Table 9-4 Data in the V$DIAG_CRITICAL_ERROR View

Column	Description
FACILITY	The facility that can report the error, such as Oracle Database (ORA) or Oracle Call Interface (OCI)
ERROR	The error number