1. Database Reference
  2. Dynamic Performance Views
  3. Dynamic Performance (V$) Views: V$SCHEDULER_RUNNING_JOBS to V$ZONEMAP_USAGE_STATS
  4. V$SERVICE_WAIT_CLASS

9.10 V$SERVICE_WAIT_CLASS

V$SERVICE_WAIT_CLASS displays aggregated wait counts and wait times for each wait statistic. An aggregation of these wait classes is used when thresholds are imported.
Column Datatype Description

SERVICE_NAME

VARCHAR2(64)

Service name from V$SERVICES

SERVICE_NAME_HASH

NUMBER

Service name hash from V$SERVICES

WAIT_CLASS_ID

NUMBER

Identifier of the wait class

WAIT_CLASS#

NUMBER

Number of the wait class

WAIT_CLASS

VARCHAR2(64)

Name of the wait class

TOTAL_WAITS

NUMBER

Total number waits from this wait class by the service

TIME_WAITED

NUMBER

Total amount of time spent in waits from this wait class by the service (in hundredths of a second)

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