setupTable(tableName, 10);
TestContext ctx = new TestContext(UTIL.getConfiguration());
AtomicHFileLoader loader = new AtomicHFileLoader(tableName, ctx, null);
ctx.addThread(loader);
List<AtomicScanReader> scanners = Lists.newArrayList();
for (int i = 0; i < numScanners; i++) {
AtomicScanReader scanner = new AtomicScanReader(tableName, ctx, families);
scanners.add(scanner);