Hi everyone.
To make long story short let's see on the following example: I have a group of file servers for witch the most important metrics is, of course, are disk space metrics. Let's assume I do have 2 of them monitored: "Total on /" and "Used on /" and I want to display it by using bar or indicators which is nice and pretty but kinda useless - and I'll explain why below. So I configure these columns in my newly added widget and there is a question: what should I enter into Min and Max fields? It will be quite non-informative to use some static value in case if disk size is differs between servers in this group, which is almost always are...
Or I can leave these fields blank and values will be calculated automatically... but based on max value in of the same item among whole group which is non-informative too. This is a quite frustrating situation without exit, as for me... 
But if only I could use an item value from "Total on /" metric then my indicator would showed me correct amount of used space and it would be great!
To make long story short let's see on the following example: I have a group of file servers for witch the most important metrics is, of course, are disk space metrics. Let's assume I do have 2 of them monitored: "Total on /" and "Used on /" and I want to display it by using bar or indicators which is nice and pretty but kinda useless - and I'll explain why below. So I configure these columns in my newly added widget and there is a question: what should I enter into Min and Max fields? It will be quite non-informative to use some static value in case if disk size is differs between servers in this group, which is almost always are...
Or I can leave these fields blank and values will be calculated automatically... but based on max value in of the same item among whole group which is non-informative too. This is a quite frustrating situation without exit, as for me... 
But if only I could use an item value from "Total on /" metric then my indicator would showed me correct amount of used space and it would be great!
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