Is there a good visual/graphical way to monitor disk usage on an unRAID server

[JeffSuperb]

Is there a good visual/graphical way to monitor disk usage on an unRAID server, something along the lines of the Resource Monitor "Disk" tab in Windows?

 

I find out sometimes (when writing lots of smaller files) even disk speed usage is very low (such as 20MB/s), but the disk still works very hard. The windows disk manager will show me the read speed is 20MB/S, but disk usage is 100%, then I know the disk is bottleneck my operation.

 

 

 

[ChatNoir]

On the main page, you can switch the view between writes and write speed.