diff options
Diffstat (limited to 'src/tcp_acceptor.erl')
| -rw-r--r-- | src/tcp_acceptor.erl | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/src/tcp_acceptor.erl b/src/tcp_acceptor.erl index 3b23daa5..cc4982c9 100644 --- a/src/tcp_acceptor.erl +++ b/src/tcp_acceptor.erl @@ -75,6 +75,13 @@ handle_info({inet_async, LSock, Ref, {ok, Sock}}, error_logger:info_msg("accepted TCP connection on ~s:~p from ~s:~p~n", [inet_parse:ntoa(Address), Port, inet_parse:ntoa(PeerAddress), PeerPort]), + %% In the event that somebody floods us with connections we can spew + %% the above message at error_logger faster than it can keep up. + %% So error_logger's mailbox grows unbounded until we eat all the + %% memory available and crash. So here's a meaningless synchronous call + %% to the underlying gen_event mechanism - when it returns the mailbox + %% is drained. + gen_event:which_handlers(error_logger), %% handle file_handle_cache:release_on_death(apply(M, F, A ++ [Sock])) catch {inet_error, Reason} -> |