diff --git a/yama_wormfile_sftp/src/lib.rs b/yama_wormfile_sftp/src/lib.rs
index 5423f02..e80c199 100644
--- a/yama_wormfile_sftp/src/lib.rs
+++ b/yama_wormfile_sftp/src/lib.rs
@@ -17,7 +17,7 @@ use std::path::{Path, PathBuf};
 use std::pin::Pin;
 use std::sync::Arc;
 use std::task::{Context, Poll};
-use std::time::Duration;
+use std::time::{Duration, Instant};
 use tokio::io::{AsyncRead, AsyncSeek, AsyncWrite, AsyncWriteExt, ReadBuf};
 use tokio_stream::StreamExt;
 use tracing::debug;
@@ -465,10 +465,10 @@ impl AsyncWrite for SftpWormWriter {
 impl WormFileWriter for SftpWormWriter {
     #[async_backtrace::framed]
     async fn finalise(&mut self, target_path: &WormPath, replace: bool) -> io::Result<()> {
-        debug!("finalising SFTP file to {target_path:?}");
+        let flush_start = Instant::now();
         self.flush().await?;
-        debug!("flushed SFTP file to {target_path:?}");
 
+        let mkdirs_start = Instant::now();
         let SftpWormWriter {
             temp_path,
             file,
@@ -492,7 +492,6 @@ impl WormFileWriter for SftpWormWriter {
                 .await
                 .map_err(|e| io::Error::new(ErrorKind::Other, e.to_string()))?;
         }
-        debug!("created dirs SFTP file to {target_path:?}");
         // Avoid allowing a replacement if not intended.
         // But this is currently not atomic, so it's just a sanity check rather than a foolproof
         // safeguard!
@@ -513,12 +512,19 @@ impl WormFileWriter for SftpWormWriter {
             }
         }
 
-        debug!("moving SFTP file to {target_path:?}");
+        let move_start = Instant::now();
         // Perform the move.
         fs.rename(&temp_path.as_ref().as_str(), target_path.as_str())
             .await
             .map_err(|e| io::Error::new(ErrorKind::Other, e))?;
-        debug!("moved SFTP file to {target_path:?}");
+
+        let end = Instant::now();
+        debug!(
+            "Saved SFTP file to {target_path:?} (flush={:?}, mkdirs={:?}, move={:?})",
+            mkdirs_start - flush_start,
+            move_start - mkdirs_start,
+            end - move_start
+        );
         Ok(())
     }
 }