> [!NOTE] ![[assets/wl_io_copyfilecopy.png|256]] > > | | | > | :--- | :--- | > | **Wait Category** | IO | > | **Mechanism** | `copydir` | > | **Operations** | [[Operations/Table/SeqScan]] | > | **Resources** | [[Resources/disk IO]], [[Resources/CPU|CPU]] | > > **Physical Cloning Barrier**. While `CopyFileRead` and `CopyFileWrite` track the individual I/O phases, `CopyFileCopy` represents the high-level orchestration of the copy process, including metadata updates and buffer management.