private void doSequentialImport() throws IOException, ClassNotFoundException {
    Region region = getCache().getRegion("test");
    RegionSnapshotService rss = region.getSnapshotService();
    SnapshotOptionsImpl opt = (SnapshotOptionsImpl) rss.createOptions();


    for (int i = 0; i < DATA_POINTS; i++) {
      region.put(i, eeee);
    }
    int vmCount = Host.getHost(0).getVMCount();
    for (int i = 0; i <= vmCount; i++) {
      rss.load(new File(directory, Integer.toString(i)), SnapshotFormat.GEODE, opt);
    }
    for (int i = 0; i < DATA_POINTS; i++) {
      assertTrue(Arrays.equals(ffff, (byte[]) region.get(i)));
    }
  }
This test ensures that parallel import succeeds even when each node does not have a file to
import (import cluster larger than export one)
geode-core/src/distributedTest/java/org/apache/geode/cache/snapshot/ParallelSnapshotDUnitTest.java