Sorry for delay...

2008/5/31 William Stein <[EMAIL PROTECTED]>:
>
> On Sat, May 31, 2008 at 9:47 AM, John Cremona <[EMAIL PROTECTED]> wrote:
>>
>> 2008/5/31 William Stein <[EMAIL PROTECTED]>:
>>>
>>> On Sat, May 31, 2008 at 7:09 AM, John Cremona <[EMAIL PROTECTED]> wrote:
>>>>
>>>> This behavour (lisp.run processes not getting killed on exit) is still
>>>> being trac'ed at #2518.  It still happens to me on 3.0.2 on a 64-bit
>>>> Suse linux system.
>>>>
>>>
>>> I've "fixed" that problem several times.  Each time some aspect of
>>> the problem is fixed.  It used to be that there were easy reproducible
>>> ways of causing the problem, but currently there are no known reproducible
>>> ways to cause the lisp.run zombie process problem.  If anybody knows
>>> of one please do tell.
>>>
>>> Note that for me on sage.math (a linux box) running the OP's derivative.sage
>>> does not lead to a lisp.run zombie.
>>
>> Here's what happens exactly for me.
>>
>> 1. Check there are no lisp.run processesleft over from earlier
>> sessions.  There is one: kill it.
>> 2. run "sage derivative.sage" from command line; no problem
>> 3. Check again, and there is a new lisp.run zombie process.
>>
>> If there is any kind of diagnostic I can run to dig into this, let me know.
>>
>
> On what precisely what computer?  operating system?  Sage version?
>


[EMAIL PROTECTED] -a
Linux host-57-71 2.6.18.8-0.3-default #1 SMP Tue Apr 17 08:42:35 UTC
2007 x86_64 x86_64 x86_64 GNU/Linux

sage 3.0.2


> And how long do you wait from step 2 to step 3?

just a couple of seconds.

John

>
> Thanks!
>
>  -- william
>
> >
>

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