YES you do. BUT with varying retention periods for each a) environment b) region c) function d) criticality e) metric namespace/name f) team etc. Nobody needs

YES you do. BUT with varying retention periods for each a) environment b) region c) function d) criticality e) metric namespace/name f) team etc. Nobody needs to retain metrics like CPU, Memory for weeks but I may want to see their numbers during an incident, or not long after it is over.