private static String join(List<Attribute> fields) {
        var ret = fields.stream()
                .limit(10)
                .map(Attribute::getName)
                .map(s -> "'" + s + "'")
                .collect(Collectors.joining(", "));
        return ret + ((fields.size() > 10) ? ", ..." : "");
    }
Validates and logs a warning (with deploy logger) when paged attributes are used in a
content cluster with nodes with remote storage

@author hmusum
config-model/src/main/java/com/yahoo/vespa/model/application/validation/PagedAttributesRemoteStorageValidator.java