private void unmarkStopped() throws IOException {
    File progressFile =
        new File(logFileDir.getPath() + File.separator + RepairLogger.repairProgressFileName);
    File stoppedFile =
        new File(
            logFileDir.getPath() + File.separator + RepairLogger.repairProgressStoppedFileName);
    if (stoppedFile.exists()) {
      Files.move(stoppedFile.toPath(), progressFile.toPath());
      logFile = progressFile;
    }
    this.isPreviousTaskStopped = false;
  }
Used for start a repair task. May restart a stopped repair task or create a new repair task.
iotdb-core/datanode/src/main/java/org/apache/iotdb/db/storageengine/dataregion/compaction/repair/RepairLogger.java