"Most (all?) large systems developed using Erlang make heavy use of C for low-level code, leaving Erlang to manage the parts which tend to be complex in other languages, like controlling systems spread across several machines and implementing complex protocol logic." (quoted from the Erlang FAQ).
"Most (all?) large systems developed using Erlang make heavy use of C for low-level code, leaving Erlang to manage the parts which tend to be complex in other languages, like controlling systems spread across several machines and implementing complex protocol logic." (quoted from the Erlang FAQ).
https://benchmarksgame-team.pages.debian.net/benchmarksgame/...
iow the performance of apps which use Erlang a lot, is not necessarily limited by the performance of the Erlang implementation.