# [[guc:autovacuum_naptime]]

> autovacuum launcher 对每个数据库两轮调度之间的最短间隔。
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autovacuum launcher 对每个数据库两轮调度之间的最短间隔。

[PostgreSQL 18 官方参数参考](https://www.postgresql.org/docs/18/runtime-config.html#GUC-AUTOVACUUM-NAPTIME)

## 被哪些等待事件引用 {#wait-events}

- [Activity/AutovacuumMain](/zh/activity/autovacuum-main/)
- [LWLock/Autovacuum](/zh/lwlock/autovacuum/)
- [LWLock/AutovacuumSchedule](/zh/lwlock/autovacuum-schedule/)
- [LWLock/BtreeVacuum](/zh/lwlock/btree-vacuum/)
- [LWLock/ParallelVacuumDSA](/zh/lwlock/parallel-vacuum-dsa/)
- [LWLock/WrapLimitsVacuum](/zh/lwlock/wrap-limits-vacuum/)
- [Timeout/VacuumDelay](/zh/timeout/vacuum-delay/)
- [Timeout/VacuumTruncate](/zh/timeout/vacuum-truncate/)