@mrjn i found a situation:
i set replica=3, badger.vlog:disk
i have three dgraph server, i insert data to one server, and i can get results from this server, but i cannot get any results and i found p dir has not data in another two server,
one server has amount of data:
another two servers have not data in p dir:
it seems that group members (id=2， id=3) dont have lastUpdate.
might be i just need to wait.