void trackAccountDataInconsistency(CompositeAccountService compositeAccountService) {
    accountDataInconsistencyCount = compositeAccountService::getAccountsMismatchCount;
    metricRegistry.register(MetricRegistry.name(CompositeAccountService.class, ACCOUNT_DATA_INCONSISTENCY_COUNT),
        accountDataInconsistencyCount);
  }
Tracks the number of accounts different between primary and secondary {@link AccountService}s
@param compositeAccountService instance of {@link CompositeAccountService}
ambry-account/src/main/java/com/github/ambry/account/AccountServiceMetrics.java