public static IoType fromString(String name) {
                for (IoType type : IoType.values()) {
                    if (toLowerCase(name).equals(toLowerCase(type.name))) {
                        return type;
                    }
                }
                return NORMAL;
            }
Class representing the tuning config used for a search cluster.
Take a look at proton.def and vespa doc for detailed explanations.

@author geirst
config-model/src/main/java/com/yahoo/vespa/model/search/Tuning.java