# [[guc:wal_writer_delay]]

> WAL writer 两轮活动之间的延迟。
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WAL writer 两轮活动之间的延迟。

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

## 被哪些等待事件引用 {#wait-events}

- [LWLock/WALWrite](/zh/lwlock/wal-write/)