1. Database Reference
  2. Dynamic Performance Views
  3. Dynamic Performance (V$) Views: V$ACCESS to V$HVMASTER_INFO
  4. V$GCR_METRICS

7.238 V$GCR_METRICS

V$GCR_METRICS displays information about the current status of the metrics defined to the GCR component that runs under the LMHB background process to detect and mitigate potential issues in the cluster instances.

Column Datatype Description

METRIC_ID

NUMBER

Metric identification number as used internally to refer to the metric

METRIC_NAME

VARCHAR2(40)

Name of the metric

ENVIRONMENT

NUMBER

Environment that the metric should run in:

  • 0: Nowhere (do not run)

  • 1: Oracle ASM instance only

  • 2: Oracle Database instance only

  • 3: Oracle ASM and Oracle Database instance

  • 4: Standby instance

  • 5: Oracle ASM and Standby instance

  • 6: Oracle Database and Standby instance

  • 7: Oracle Database, Oracle ASM, and Standby instance

  • 15: All instance types

FREQUENCY

NUMBER

How often the metric runs, in seconds

SCOPE

NUMBER

The scope of sharing of the metric:

  • 0: The metric does not have associated data

  • 1: Global - shared with all other instances in the cluster

  • 2: Local - used only locally (not shared)

  • 4: Node Global - shared with other instances in the cluster on the same node only

  • 8: DB Only - Shared with other instances of the same database only

DATA_TYPE

VARCHAR2(7)

The type of the data associated with this metric:

  • 0: None

  • 1: Boolean

  • 2: Numeric

  • 3: Process

STATUS

VARCHAR2(9)
Indicates the status of the metric:

  • ACTIVE: Indicates that the metric is active.

  • INACTIVE: Indicates that the metric is turned off.

STATUS_CHANGE_TIME

TIMESTAMP(6)

Time of last metric change of status

LAST_RAN_ITERATION

NUMBER

Iteration of the last time the metric ran

LAST_RAN_TIME

TIMESTAMP(6)

Time of last run

LAST_PASS_ITERATION

NUMBER

Iteration of last time the metric passed

LAST_PASS_TIME

TIMESTAMP(6)

Time of last metric pass

TOTAL_PASSES

NUMBER

Total number of times the metric passed since start of LMHB

LAST_FAIL_ITERATION

NUMBER

Iteration of last time the metric failed

LAST_FAIL_TIME

TIMESTAMP(6)

Time of last metric failure

TOTAL_FAILS

NUMBER

Total number of times the metric has failed since start of LMHB

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