| Oracle® Database Reference 11g Release 1 (11.1) Part Number B28320-01 |
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View PDF |
| Oracle® Database Reference 11g Release 1 (11.1) Part Number B28320-01 |
|
|
View PDF |
V$SYSTEM_WAIT_CLASS displays the instance-wide time totals for each registered wait class.
| Column | Datatype | Description |
|---|---|---|
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 |
Number of times waits of the class occurred |
TIME_WAITED |
NUMBER |
Amount of time spent in the wait by all sessions in the instance |
TOTAL_WAITS_FG |
NUMBER |
Number of times waits of the class occurred, in the foreground session |
TIME_WAITED_FG |
NUMBER |
Amount of time spent in the wait, in the foreground session |
