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<DIV dir=ltr align=left><SPAN class=703314915-20042009><FONT face=Arial
color=#0000ff size=2>sure, it works with "fewer" C's in the computation. I
already knew that.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=703314915-20042009><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=703314915-20042009><FONT face=Arial
color=#0000ff size=2>What do you meean a problem with io
speed?</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=703314915-20042009><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=703314915-20042009><FONT face=Arial
color=#0000ff size=2>I'm not trying to make this computation, I was only doing
it for fun and was amazed I could crash the shell and its supervisor and nobody
restarted anything doing something as simple as a multiply.</FONT></SPAN></DIV>
<DIV dir=ltr align=left><SPAN class=703314915-20042009><FONT face=Arial
color=#0000ff size=2></FONT></SPAN> </DIV>
<DIV dir=ltr align=left><SPAN class=703314915-20042009><FONT face=Arial
color=#0000ff size=2>Why does this happen and why does it happen only with erl
and not werl on the same windows machine?</FONT></SPAN></DIV><BR>
<DIV class=OutlookMessageHeader lang=en-us dir=ltr align=left>
<HR tabIndex=-1>
<FONT face=Tahoma size=2><B>From:</B> Hynek Vychodil
[mailto:vychodil.hynek@gmail.com] <BR><B>Sent:</B> Monday, April 20, 2009 6:15
AM<BR><B>To:</B> Steve Kirsch<BR><B>Cc:</B>
erlang-questions@erlang.org<BR><B>Subject:</B> Re: [erlang-questions] A simple
multiply in the shell will kill the shell and its
supervisor<BR></FONT><BR></DIV>
<DIV></DIV>Try do
this:<BR>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,ok.<BR><BR>There
can be problem is with io speed.<BR><BR>
<DIV class=gmail_quote>On Mon, Apr 20, 2009 at 9:32 AM, Steve Kirsch <SPAN
dir=ltr><<A
href="mailto:steve.kirsch@propel.com">steve.kirsch@propel.com</A>></SPAN>
wrote:<BR>
<BLOCKQUOTE class=gmail_quote
style="PADDING-LEFT: 1ex; MARGIN: 0pt 0pt 0pt 0.8ex; BORDER-LEFT: rgb(204,204,204) 1px solid">This
only seems to kill erlang's shell permanently using erl on Windows.<BR>werl on
the same machine works fine.<BR><BR>Startup erl on windows.<BR><BR>type in one
line:<BR>A=7480957234592457928345982345987234857923589723485728347598245927385724<BR>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.<BR><BR>then
your erl will stop responding. It isn't in a loop and it isn't<BR>using up cpu
or crash dumping.<BR><BR>It is just completely dead.<BR><BR>I've tried this on
two completely different PC's running windows XP Pro<BR>with the same result.
You do it on werl on the same machine, everything<BR>is fine. Do it from erl,
and it hangs.<BR><BR>i am using R12B.<BR><BR>inspection via a remote shell
reveals that these processes have<BR>disappeared from i()
listing:<BR><0.26.0>
supervisor_bridge:user_sup/1
233<BR>81 0<BR>
gen_server:loop/6
9<BR><BR><0.28.0>
user:server/2
377<BR>600 0<BR>user
user:get_chars/7
21<BR><BR><0.29.0>
erlang:apply/2
4181<BR>4649 0<BR>
shell:get_command1/5
16<BR><BR><0.35.0>
erlang:apply/2
1597<BR>2550 0<BR>
shell:eval_loop/3
6<BR><BR><BR>why
is this
happening?<BR>_______________________________________________<BR>erlang-questions
mailing list<BR><A
href="mailto:erlang-questions@erlang.org">erlang-questions@erlang.org</A><BR><A
href="http://www.erlang.org/mailman/listinfo/erlang-questions"
target=_blank>http://www.erlang.org/mailman/listinfo/erlang-questions</A><BR></BLOCKQUOTE></DIV><BR><BR
clear=all><BR>-- <BR>--Hynek (Pichi) Vychodil<BR><BR>Analyze your data in
minutes. Share your insights instantly. Thrill your boss. Be a data
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