message: add more info if crash again
diff: @@ -125,7 +125,19 @@ public:
  }
  static TagID getTagId(const folly::StringPiece& rawKey) {
  - CHECK_EQ(rawKey.size(), kVertexLen);
  + // CHECK_EQ(rawKey.size(), kVertexLen);
  + if (rawKey.size() != kVertexLen) {
  + std::stringstream msg;
  + msg << " rawKey.size() != kVertexLen."
  + << "\nrawKey.size()=" << rawKey.size()
  + << "\nkVertexLen=" << kVertexLen
  + << "\nrawkey string format=" << rawKey
  + << "\nrawkey dec format:";
  + for (auto i = 0U; i != rawKey.size(); ++i) {
  + msg << "\nrawKey[" << i << "]=" << static_cast<int>(rawKey[i]);
  + }
  + LOG(FATAL) << msg.str();
  + }
  auto offset = sizeof(PartitionID) + sizeof(VertexID);
  return readInt<TagID>(rawKey.data() + offset, sizeof(TagID));
  }
  