Cyril SCETBON scetbon at echo.fr
Tue Jun 10 03:21:01 PDT 2008

Christopher Browne wrote:
> Cyril SCETBON <scetbon at echo.fr> writes:
>   
>>> I set up a "node 201", and 512 simple tables, and had no trouble
>>> wrapping it with a little bit of extra slonik to make it work.
>>>
>>>       
>> I suppose, you did not get the segmentation fault error
>>     
>
> Correct, I did not get a segmentation fault.
>   
ok
>   
>>> At the moment, it's 350-odd tables into the subscription process; I
>>> don't anticipate any problems.
>>>
>>>       
>> I get the error immediately when I launch the slonik script that's why
>> I think it's a parsing error.
>>
>> It really seems to be a buggy piece of code.
>>     
>
> And that does not particularly make sense in that:
> a) I can't duplicate the problem,
> b) Others haven't been reporting similar problems.
>
> We didn't create a parser out of whole cloth; we are using Flex and
> Bison, which are *widely* used for this purpose.  The FSF periodically
> releases updates, demonstrating that bugs are periodically found,
> however, we're not using any of the sorts of edges of these tools that
> would lead me to expect us to be encountering bugs with those tools.
>   
ok
> There has *got* to be some difference between our environments that is
> leading to this difference in behaviour; what more can you tell us
> about your environment?
>
> - What OS platform?
>   
Linux Debian Etch amd64 (X86_64)
> - What version of PostgreSQL?
>   
8.2.4
> - What version of Slony-I?
>   
1.2.10
> - How did you get Slony-I installed (e.g. - "downloaded a binary RPM", or
>   "built from sources," ...)?
>   
debian packages maintained by Peter Eisentraut
> I recall (can't find it in notes :-() a patch not too long back where
> we had a case where we ran free() on some arguments in slonik.c before
> we used the values; it worked fine on all the platforms we had tried
> this on, but someone had a platform where memory allocation worked
> slightly differently and that broke.  Given some precise version
> information, maybe we can discover what is special about your platform
> that something's breaking there.
>   
Regards
-- 
Cyril SCETBON


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