void removeQuotaFromNamespace(String ns) throws Exception {
    QuotaSettings removeQuota = QuotaSettingsFactory.removeNamespaceSpaceLimit(ns);
    Admin admin = testUtil.getAdmin();
    admin.setQuota(removeQuota);
    LOG.debug("Space quota settings removed from the namespace ", ns);
  }
Removes the space quota from the given namespace
hbase-server/src/test/java/org/apache/hadoop/hbase/quotas/SpaceQuotaHelperForTests.java