public MeterIdPrefix appendWithTags(String suffix, Iterable<Tag> tags) {
        return new MeterIdPrefix(name(suffix), sortedImmutableTags(tags));
    }
Returns a newly-created instance whose name is concatenated by the specified {@code suffix} and
{@code tags}.
core/src/main/java/com/linecorp/armeria/common/metric/MeterIdPrefix.java