Re: Enhancing Memory Context Statistics Reporting - Mailing list pgsql-hackers

From Fujii Masao
Subject Re: Enhancing Memory Context Statistics Reporting
Date
Msg-id 437100f2-dd86-42e6-830c-5ff413a25e8e@oss.nttdata.com
Whole thread Raw
In response to Re: Enhancing Memory Context Statistics Reporting  (Daniel Gustafsson <daniel@yesql.se>)
List pgsql-hackers

On 2025/04/09 6:27, Daniel Gustafsson wrote:
>> On 8 Apr 2025, at 18:41, Fujii Masao <masao.fujii@oss.nttdata.com> wrote:
> 
>> I noticed that the third argument of pg_get_process_memory_contexts() is named
>> "retries" in pg_proc.dat, while the documentation refers to it as "timeout".
> 
> I've committed this patch as it was obviously correct, thanks!

Thanks a lot!

Since pg_proc.dat was modified, do we need to bump the catalog version?


>> Also, as I mentioned earlier, I encountered an issue when calling
>> pg_get_process_memory_contexts() on the PID of a backend that had just
>> encountered an error but hadn't finished rolling back. It led to
>> the following situation:
> 
> I reconfirmed that the bugfix that Rahila shared in [0] fixes this issue (and
> will fix others like it, as it's not related to this patch in particular but is
> a bug in DSM attaching).  My plan is to take that for a more thorough review
> and test tomorrow and see how far it can be safely backpatched.  Thanks for
> bringing this up, sorry about it getting a bit lost among all the emails.

Appreciate your work on this!

Regards,

-- 
Fujii Masao
Advanced Computing Technology Center
Research and Development Headquarters
NTT DATA CORPORATION




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