if c.mx.keyCacheCapacity.isSet && c.mx.keyCacheSize.isSet {
        if s := c.mx.keyCacheCapacity.value; s > 0 {
            mx["key_cache_utilization"] = int64((c.mx.keyCacheSize.value * 100 / s) * 1000)
        } else {
            mx["key_cache_utilization"] = 0