@parly - Please, share the command used, add this flag with more logs and give us a goroutine dump at verbosity level 2.
dgraph bulk (...) --v 3
We need some debug information https://dgraph.io/docs/howto/retrieving-debug-information/
I believe from bulkloader would be something like http://localhost:8080/debug/pprof/goroutine?debug=2