To create a graph view based on Hashtags, click on the 'Configure'
button within Graph Center and then click on 'Hashtags', as shown below:
Once clicked, you will be presented with a configuration window, similar to the screen below:
The configuration window for the Hashtags section is very simple. In the first section you must choose the Hashtag for which you wish to view the graphs:
After selecting your Hashtag, the 'Options' panel on the right will populate with the Hosts and Service Checks tagged with the chosen Hashtag:
As you can see from the screen above, there are six Hosts tagged with '#business-systems', which have Unix Load Average and Unix Memory service checks (either one or both). You can choose to filter the list, i.e. only show two Hosts, or only show 'Unix Memory', or you can choose to simply click 'Apply' and create the new graph view: