Why is the pid for my iex sessions always the same?

Question

In between restarts of iex process, on my machine, why is its pid always the same?

iex> self
#PID<0.81.0>
iex>
^C
BREAK: (a)bort (c)ontinue (p)roc info (i)nfo (l)oaded
       (v)ersion (k)ill (D)b-tables (d)istribution

Again

iex> self
#PID<0.81.0>

Why is the pid value always #PID<0.81.0> ?

Answer 1

进程ID是按顺序分配的，并且每次启动iex ，都会启动相同数量的进程。