diff --git a/README.md b/README.md
index 84a8a0c..7400006 100644
--- a/README.md
+++ b/README.md
@@ -56,3 +56,20 @@ zpool clear poolname
 ``` bash
 sudo zfs set sync=standard rpool
 ```
+
+``` bash
+watch zpool iostat -vly 1 1
+watch zpool iostat -wy 1 1
+watch zpool iostat fastcore -wy 1 1  
+zpool iostat -v 1
+```
+
+
+``` bash
+apt install sysstat
+iostat -x 1
+
+zpool status tank
+iostat -x 1 | egrep 'nvme0n1|nvme1n1|sda|sdb'
+
+```
\ No newline at end of file