// Make input random.
Map<Integer, String> m = new TreeMap<Integer, String>();
Hash h = MurmurHash.getInstance();
int perClientRows = (opts.totalRows / opts.numClientThreads);
ObjectMapper mapper = new ObjectMapper();
mapper.configure(SORT_PROPERTIES_ALPHABETICALLY, true);
try {
for (int i = 0; i < 10; i++) {
for (int j = 0; j < opts.numClientThreads; j++) {
TestOptions next = new TestOptions(opts);
next.startRow = (j * perClientRows) + (i * (perClientRows/10));