protected void snapshotDisabledRegion(final RegionInfo regionInfo) throws IOException {
    snapshotManifest.addRegion(CommonFSUtils.getTableDir(rootDir, snapshotTable), regionInfo);
    monitor.rethrowException();
    status.setStatus("Completed referencing HFiles for offline region " + regionInfo.toString()
      + " of table: " + snapshotTable);
  }
Take a snapshot of the specified disabled region
hbase-server/src/main/java/org/apache/hadoop/hbase/master/snapshot/TakeSnapshotHandler.java