[erlang-questions] Two questions about open files and file descriptors

[Max Lapshin]

lsof -p
ulimit

[{Pid, Ports} || {Pid,Ports} <- [{Pid, [L || L <-
element(2,process_info(Pid, links)), is_port(L)]} || Pid <-
processes()], length(Ports) > 0]