Instance State

Description

Internal number used by the database.

Metric Summary

The rest of the information in this section is only valid for this metric when it appears in either the Enterprise Manager Grid Control or the Enterprise Manager Database Control (if applicable).

The following table shows how often the metric's value is collected.

Target Version

Collection Frequency

10.1.0.x; 10.2.0.x; 11.1.0.x; 11.2.0.x

Every 15 Seconds

Data Source

Comes from the memory-mapped file $ORACLE_HOME/dbs/hc_.dat

User Action

No user action is required.

Related Topics

About Alerts

About the Metric Detail Page

Editing Thresholds

Understanding Line Charts