[erlang-questions] A simple multiply in the shell will kill the shell and its supervisor
Steve Kirsch
steve.kirsch@REDACTED
Mon Apr 20 09:32:14 CEST 2009
This only seems to kill erlang's shell permanently using erl on Windows.
werl on the same machine works fine.
Startup erl on windows.
type in one line:
A=7480957234592457928345982345987234857923589723485728347598245927385724
852984. B=A*A*A*A*A. C=B*B*B*B*B*B*B*B*B*B*B. D=C*C*C*C*C*C*C*C*C*C*C.
then your erl will stop responding. It isn't in a loop and it isn't
using up cpu or crash dumping.
It is just completely dead.
I've tried this on two completely different PC's running windows XP Pro
with the same result. You do it on werl on the same machine, everything
is fine. Do it from erl, and it hangs.
i am using R12B.
inspection via a remote shell reveals that these processes have
disappeared from i() listing:
<0.26.0> supervisor_bridge:user_sup/1 233
81 0
gen_server:loop/6 9
<0.28.0> user:server/2 377
600 0
user user:get_chars/7 21
<0.29.0> erlang:apply/2 4181
4649 0
shell:get_command1/5 16
<0.35.0> erlang:apply/2 1597
2550 0
shell:eval_loop/3 6
why is this happening?
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