V$SESSMETRIC

V$SESSMETRIC displays the metric values for all sessions.

Column Datatype Description
BEGIN_TIME DATE Begin time of the interval
END_TIME DATE End time of the interval
INTSIZE_CSEC NUMBER Interval size (in hundredths of a second)
SESSION_ID NUMBER Session ID
SESSION_SERIAL_NUM NUMBER Session serial number
CPU NUMBER CPU usage
PHYSICAL_READS NUMBER Number of physical reads
LOGICAL_READS NUMBER Number of logical reads
PGA_MEMORY NUMBER PGA size at the end of the interval
HARD_PARSES NUMBER Number of hard parses
SOFT_PARSES NUMBER Number of soft parses
PHYSICAL_READ_PCT NUMBER Physical read ratio
LOGICAL_READ_PCT NUMBER Logical read ratio
CON_ID NUMBER

The ID of the container to which the data pertains. 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