> [!NOTE] ![[assets/wl_lwlock_serializablefinishedlist.png|256]] > > | | | > | :--- | :--- | > | **Wait Category** | LWLock | > | **Mechanism** | `SerializableFinishedListLock` | > | **Operations** | [[Operations/Table/SeqScan]] | > | **Resources** | [[Resources/RAM|Memory]], [[Resources/CPU|CPU]] | > > **SSI Conflict Post-Processing Bottleneck**. Even after a `SERIALIZABLE` transaction commits, its predicate locks must remain in the system for a short time to detect "read-only" anomalies from concurrent sessions.