DBA_HIST_OSSTAT

DBA_HIST_OSSTAT displays historical operating system statistics.

This view contains snapshots of V$OSSTAT.

Column Datatype NULL Description
SNAP_ID NUMBER NOT NULL Unique snapshot ID
DBID NUMBER NOT NULL Database ID for the snapshot
INSTANCE_NUMBER NUMBER NOT NULL Instance number for the snapshot
STAT_ID NUMBER NOT NULL Statistic ID
STAT_NAME VARCHAR2(64) NOT NULL Statistic name
VALUE NUMBER   Statistic value
CUMULATIVEFoot 1 VARCHAR2(3)   Indicates whether the statistic is cumulative (that is, accumulates over time) (YES) or not (NO)
CON_DBID NUMBER   The database ID of the PDB for the sampled session
CON_ID NUMBER  

The ID of the container that CON_DBID identifies. Possible values include:

  • 0: This value is used for rows containing data that pertain to the entire CDB. This value is also used for rows in non-CDBs.

  • 1: This value is used for rows containing data that pertain to only the root

  • n: Where n is the applicable container ID for the rows containing data

Footnote 1 This column is available starting with Oracle AI Database 26ai, Release Update 23.26.2.

See Also: “V$OSSTAT”