Checkmk Werk 10080: Fixed broken perfometer for memory usage with missing values

ID: 10080 Title: Fixed broken perfometer for memory usage with missing values Component: Multisite Level: 1 Class: Bug fix Version: 1.7.0i1 The rendering of a memory usage perfometers did fail when min or max values where missing. We added a perfometer as fallback that will display the memory usage in a logarithmic form when min or max values are not present.