RE: Slow catchup of 2PC (twophase) transactions on replica in LR

Hayato Kuroda (Fujitsu) <kuroda.hayato@fujitsu.com>

From: "Hayato Kuroda (Fujitsu)" <kuroda.hayato@fujitsu.com>

To: "pgsql-hackers@lists.postgresql.org" <pgsql-hackers@lists.postgresql.org>

Cc: Amit Kapila <amit.kapila16@gmail.com>, Ajin Cherian <itsajin@gmail.com>, 'Давыдов Виталий' <v.davydov@postgrespro.ru>

Date: 2024-04-23T12:15:32Z

Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

Fix random failure in 021_twophase.
- 0dcea330babd 18.0 landed
Allow altering of two_phase option of a SUBSCRIPTION.
- 1462aad2e447 18.0 landed
Doc: use true|false rather than on|off for "failover" option
- fa65a022db26 17.0 cited
Support an optional asynchronous commit mode, in which we don't flush WAL
- 4a78cdeb6b59 8.3.0 cited

Attachments

v6-0001-Allow-altering-of-two_phase-option-of-a-SUBSCRIPT.patch (application/octet-stream) patch v6-0001
v6-0002-Alter-slot-option-two_phase-only-when-altering-tr.patch (application/octet-stream) patch v6-0002
v6-0003-Abort-prepared-transactions-while-altering-two_ph.patch (application/octet-stream) patch v6-0003
v6-0004-Add-force_alter-option.patch (application/octet-stream) patch v6-0004

Dear hackers,

Per recent commit (b29cbd3da), our patch needed to be rebased.
Here is an updated version.

Best Regards,
Hayato Kuroda
FUJITSU LIMITED
https://www.fujitsu.com/