docs: public static boolean isDurableFragment(byte[] planHash) {
          long fragId = VoltSystemProcedure.hashToFragId(planHash);
          return (fragId == PF_prepBalancePartitions  ||
                  fragId == PF_balancePartitions ||
                  fragId == PF_balancePartitionsData ||
                  fragId == PF_balancePartitionsClearIndex ||
                  fragId == PF_distribute ||
                  fragId == PF_applyBinaryLog);
      }