server/AyaNova/models/MetricMM.cs

@@ -19,6 +19,9 @@ namespace AyaNova.Models
         public int Gen2 { get; set; }
         public double CPU { get; set; }
 
+        //ef core requires this for some reason
+        public MetricMM() { }
+
         public MetricMM(long allocated, long workingSet, long privateBytes, int gen0, int gen1, int gen2, double cpu)
         {
             t = System.DateTime.UtcNow;