home.md

@@ -1187,12 +1187,14 @@ You can cancel your job array with the command:
 
 #### Limitations - Restrictions
 
-For now we have set the maximum amount of array jobs you can summit at once to **121**
+For now we have set the maximum amount of job arrays you can summit at once to **121**
 ```
 scontrol show config | grep MaxArraySize
 MaxArraySize            = 121
 ```
 
+If we don't set the limitation, some users are submitting large amounts of job arrays which will occupy the cluster so that other users can't run.
+
 ## Remote GPU-accelerated Visualization on res-hpc-gpu01
 
 At this moment the login node res-hpc-lo01 does not have a powerful GPU card.