private ICachedMNode supplyMeasurement(ICachedMNode par, String name) {
    return getMeasurementNode(par, name, name + "_als");
  }
related methods shall be merged further: {@linkplain SchemaFile#reEstimateSegSize}
,{@linkplain PageManager#reEstimateSegSize}
iotdb-core/datanode/src/test/java/org/apache/iotdb/db/metadata/mtree/schemafile/SchemaFileTest.java