how about rocksdb for backen storage

[dear-Xia]

For discussion on internal implementation details of JanusGraph or proposing a major new feature or subproject use the janusgraph-dev.

Describe the feature:
TODO

Describe a specific use case for the feature:
TODO

[li-boxuan]

Is there any specific reason you are interested in RocksDB as backend storage? Have you tried BerkeleyDB (https://docs.janusgraph.org/storage-backend/bdb/)?