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?

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

Thanks!

 -- william

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