public static TsFileAndModSettleTool getInstance() {
    return tsFileAndModSettleTool;
  }
Offline Settle tool, which is used to settle TsFile and its corresponding mods file to a new
TsFile.
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/tools/settle/TsFileAndModSettleTool.java