This topic describes the monitoring metric opened_cursors within an OceanBase Database tenant. You can specify a statistical range to query statistics about the number of opened cursors cached in the sessions of a single zone or on a single OBServer of a tenant.
opened_cursors
Definition
The number of opened cursors cached in sessions in the specified statistical range.
Description
| Metric | Metric name | Unit |
|---|---|---|
| opened_cursors | opened_cursors_count | N/A |
Calculation expression
sum(delta(ob_sysstat{stat_id="40030",@LABELS}[@INTERVAL])) by (@GBLABELS)