Re: Introduce XID age and inactive timeout based replication slot invalidation
От | Bertrand Drouvot |
---|---|
Тема | Re: Introduce XID age and inactive timeout based replication slot invalidation |
Дата | |
Msg-id | ZgEpUR8Q/NDskOOA@ip-10-97-1-34.eu-west-3.compute.internal обсуждение исходный текст |
Ответ на | Re: Introduce XID age and inactive timeout based replication slot invalidation (Bharath Rupireddy <bharath.rupireddyforpostgres@gmail.com>) |
Список | pgsql-hackers |
Hi, On Mon, Mar 25, 2024 at 12:25:21PM +0530, Bharath Rupireddy wrote: > On Mon, Mar 25, 2024 at 10:28 AM Amit Kapila <amit.kapila16@gmail.com> wrote: > > > > On Mon, Mar 25, 2024 at 9:48 AM Amit Kapila <amit.kapila16@gmail.com> wrote: > > > > > > > > > Such a test looks reasonable but shall we add equal to in the second > > > part of the test (like '$last_inactive_time'::timestamptz >= > > > > '$slot_creation_time'::timestamptz;). This is just to be sure that even if the test ran fast enough to give the sametime, the test shouldn't fail. I think it won't matter for correctness as well. > > Agree. I added that in v19 patch. I was having that concern in my > mind. That's the reason I wasn't capturing current_time something like > below for the same worry that current_timestamp might be the same (or > nearly the same) as the slot creation time. That's why I ended up > capturing current_timestamp in a separate query than clubbing it up > with pg_create_physical_replication_slot. > > SELECT current_timestamp FROM pg_create_physical_replication_slot('foo'); > > > Apart from this, I have made minor changes in the comments. See and > > let me know what you think of attached. > Thanks! v19-0001 LGTM, just one Nit comment for 019_replslot_limit.pl: The code for "Get last_inactive_time value after the slot's creation" and "Check that the captured time is sane" is somehow duplicated: is it worth creating 2 functions? Regards, -- Bertrand Drouvot PostgreSQL Contributors Team RDS Open Source Databases Amazon Web Services: https://aws.amazon.com
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