Re: Draft for basic NUMA observability

On 4/8/25 15:06, Andres Freund wrote:
> Hi,
>
> On 2025-04-08 17:44:19 +0500, Kirill Reshke wrote:
>> On Mon, 7 Apr 2025 at 23:00, Tomas Vondra <tomas(at)vondra(dot)me> wrote:
>>> I'll let the CI run the tests on it, and
>>> then will push, unless someone has more comments.
>>>
>>
>>
>> Hi! I noticed strange failure after this commit[0]
>>
>> Looks like it is related to 65c298f61fc70f2f960437c05649f71b862e2c48
>>
>> In file included from [01m [K../pgsql/src/include/postgres.h:49 [m [K,
>> from [01m [K../pgsql/src/port/pg_numa.c:16 [m [K:
>> [01m [K../pgsql/src/include/utils/elog.h:79:10: [m [K
>> [01;31m [Kfatal error: [m [Kutils/errcodes.h: No such file or
>> directory
>> 79 | #include [01;31m [K"utils/errcodes.h" [m [K
>> | [01;31m [K^~~~~~~~~~~~~~~~~~ [m [K
>> compilation terminated.
>
> $ ninja -t missingdeps
> Missing dep: src/port/libpgport.a.p/pg_numa.c.o uses src/include/utils/errcodes.h (generated by CUSTOM_COMMAND)
> Missing dep: src/port/libpgport_shlib.a.p/pg_numa.c.o uses src/include/utils/errcodes.h (generated by CUSTOM_COMMAND)
> Processed 2384 nodes.
> Error: There are 2 missing dependency paths.
> 2 targets had depfile dependencies on 1 distinct generated inputs (from 1 rules) without a non-depfile dep path to the generator.
> There might be build flakiness if any of the targets listed above are built alone, or not late enough, in a clean output directory.
>
>
> I think it's not right that something in src/port defines an SQL callable
> function. The set of headers for that pull in a lot of things.
>
> Since the file relies on things like GUCs, I suspect this should be in
> src/backend/port or such instead.
>

Yeah, I think you're right, src/backend/port seems like a better place
for this. I'll look into moving that in the evening.

regards

--
Tomas Vondra