m5.put("cf3", "z", 6, "A");
m5.put("cf4", "z", 6, "B");
imm.mutate(Arrays.asList(m1, m2, m3, m4, m5));
MemoryIterator iter1 = imm.skvIterator();
seekLocalityGroups(iter1);
SortedKeyValueIterator<Key,Value> dc1 = iter1.deepCopy(null);
seekLocalityGroups(dc1);
assertTrue(imm.getNumEntries() == 10);
assertTrue(imm.estimatedSizeInBytes() > 0);