V$METRIC

V$METRIC displays the most recent statistic values for the complete set of metrics captured by the AWR infrastructure.

Column Datatype Description
BEGIN_TIME DATE Begin time for the metric value
END_TIME DATE End time for the metric value
INTSIZE_CSEC NUMBER Size of the time period
GROUP_ID NUMBER Metric Group ID. Refer to the V$METRICNAME view for the name of the group.
ENTITY_ID NUMBER Entity ID for the metric in question. The value of the Entity ID depends upon the metric group. (See the following table for an explanation of possible values.)
ENTITY_SEQUENCE NUMBER Entity Sequence number for the metric in question. The value of the Entity Sequence depends upon the metric group. (See the following table for an explanation of possible values.)
METRIC_ID NUMBER Metric ID
METRIC_NAME VARCHAR2(64) Metric Name. This is the statistic that is captured for the entity.
VALUE NUMBER Value of the statistic between BEGIN_TIME and END_TIME
METRIC_UNIT VARCHAR2(64) Unit for the VALUE

The following table describes what the ENTITY_ID and ENTITY_SEQUENCE are for each metric group:

GID Group NAME Entity ID Entity Sequence
0 Event Metrics Event# N/A
1 Event Class Metrics Wait Class ID N/A
2 System Metrics Long Duration N/A N/A
3 System Metrics Short Duration N/A N/A
4 Session Metrics Long Duration Session ID Serial#
5 Session Metrics Short Duration Session ID Serial#
6 Service Metrics N/A Service Hash
7 File Metrics Long Duration File# Creation Change#
9 Tablespace Metrics Long Duration Tablespace# N/A
10 Service Metrics (Short) N/A Service Hash