diff --git a/2025/Backups on macOS.md b/2025/Backups on macOS.md
index 3edbc00..640a363 100644
--- a/2025/Backups on macOS.md	
+++ b/2025/Backups on macOS.md	
@@ -1,2 +1,19 @@
 * https://freebsdfoundation.org/our-work/journal/browser-based-edition/storage-and-filesystems/samba-based-time-machine-backups/
-* https://www.samba.org/samba/docs/current/man-html/vfs_fruit.8.html
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+* https://www.samba.org/samba/docs/current/man-html/vfs_fruit.8.html
+* https://forums.freebsd.org/threads/samba-functions-but-unable-to-use-it-as-a-macos-time-machine-destination.79896/
+
+- **`atime=off`**: Disabling `atime` can improve performance by reducing write operations for file access times.
+    
+    Bash
+    
+    ```
+    sudo zfs set atime=off yourpool/timemachine
+    ```
+    
+- **`xattr=sa`**: Stores extended attributes in the file's inode, which can improve performance for applications heavily using xattrs (like macOS).
+    
+    Bash
+    
+    ```
+    sudo zfs set xattr=sa yourpool/timemachine
+    ```
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