5.15 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

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

See Also:

"V$OSSTAT"