return
			}
		case "gf":
			z.GetFailedTotal, err = dc.ReadUint64()
			if err != nil {
				err = msgp.WrapError(err, "GetFailedTotal")
				return
			}
		case "hf":
			z.HeadFailedTotal, err = dc.ReadUint64()
			if err != nil {
				err = msgp.WrapError(err, "HeadFailedTotal")
				return
			}
		default:
			err = dc.Skip()
			if err != nil {

  /**
   * Begins a new hash code computation by returning an initialized, stateful {@code Hasher}
   * instance that is ready to receive data. Example:
   *
   * {@snippet :
   * HashFunction hf = Hashing.md5();
   * HashCode hc = hf.newHasher()
   *     .putLong(id)
   *     .putBoolean(isActive)
   *     .hash();
   * }
   */
  Hasher newHasher();

  /**

  /**
   * Begins a new hash code computation by returning an initialized, stateful {@code Hasher}
   * instance that is ready to receive data. Example:
   *
   * {@snippet :
   * HashFunction hf = Hashing.md5();
   * HashCode hc = hf.newHasher()
   *     .putLong(id)
   *     .putBoolean(isActive)
   *     .hash();
   * }
   */
  Hasher newHasher();

  /**

	RmvTagFailedTotal uint64 `json:"removeTaggingProxyFailed" msg:"rtf"`
	GetFailedTotal    uint64 `json:"getProxyFailed" msg:"gf"`
	HeadFailedTotal   uint64 `json:"headProxyFailed" msg:"hf"`
}

func (p *ProxyMetric) add(p2 ProxyMetric) {
	atomic.AddUint64(&p.GetTotal, p2.GetTotal)
	atomic.AddUint64(&p.HeadTotal, p2.HeadTotal)
	atomic.AddUint64(&p.GetTagTotal, p2.GetTagTotal)