Re: PANIC: can't juggle and compress too - Mailing list pgsql-bugs

From Gaetano Mendola
Subject Re: PANIC: can't juggle and compress too
Date
Msg-id 3FA05420.3070301@bigfoot.com
Whole thread Raw
In response to Re: PANIC: can't juggle and compress too  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-bugs
Tom Lane wrote:
> Tom Lane <tgl@sss.pgh.pa.us> writes:
>
>>Dror Matalon <dror@zapatec.com> writes:
>>
>>>Oct 28 01:04:50 ...  postgres[7572]: [52227-1] PANIC: can't juggle and compress too
>
>
>>>What does the error message mean?
>
>
>>It's an unimplemented case in FSM memory management.  I thought that
>>it was a can't-happen case; either I was wrong and it does need to be
>>implemented, or there's a bug elsewhere that's triggering the failure
>>condition.
>
>
> I've concluded that that case does need to be handled; I think it can
> arise in situations where a relation's allocated share of FSM space
> decreases due to roundoff error.  Fix committed accordingly.

Less dangerous then this:

http://mathworld.wolfram.com/RoundoffError.html

:-O

Regards
Gaetano Mendola

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