Re: HEAPDEBUGALL is broken - Mailing list pgsql-hackers

From Tom Lane
Subject Re: HEAPDEBUGALL is broken
Date
Msg-id 6830.1587565191@sss.pgh.pa.us
Whole thread Raw
In response to Re: HEAPDEBUGALL is broken  (Alexander Lakhin <exclusion@gmail.com>)
Responses Re: HEAPDEBUGALL is broken
List pgsql-hackers
Alexander Lakhin <exclusion@gmail.com> writes:
> 21.04.2020 21:01, Peter Eisentraut wrote:
>> Do you have a proposed patch?

> As this is broken at least since the invention of the generational
> allocator (2017-11-23, a4ccc1ce), I believe than no one uses this (and
> slab is broken too). Nonetheless, HAVE_ALLOCINFO in aset.c is still
> working, so it could be leaved alone, though the output too chatty for
> general use (`make check` produces postmaster log of size 3.8GB). I
> think someone would still need to insert some extra conditions to use
> that or find another way to debug memory allocations.

> So I would just remove this debug macro. The proposed patch is attached.

I didn't review this in close detail, but I think it's a good idea.
We have better memory-use-analysis tools these days, such as valgrind,
so it's no surprise that nobody is using this old code.

            regards, tom lane



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