That depends on the usecase. Sometimes you do want to start with clean state. If...

akashakya on May 31, 2019 | parent | context | favorite | on: Storing state in Erlang with processes (2014)

That depends on the usecase. Sometimes you do want to start with clean state. If the process is in some invalid state which caused the crash in the first place, restarting the process is useless in this case