Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1waon6-00255R-1p for pgsql-committers@arkaria.postgresql.org; Sat, 20 Jun 2026 06:02:52 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1waon5-000fVz-0n for pgsql-committers@arkaria.postgresql.org; Sat, 20 Jun 2026 06:02:51 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1waon5-000fVr-07 for pgsql-committers@lists.postgresql.org; Sat, 20 Jun 2026 06:02:51 +0000 Received: from mahout.postgresql.org ([2001:4800:3e1:1::227]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1waon0-00000001Nr5-47eA for pgsql-committers@lists.postgresql.org; Sat, 20 Jun 2026 06:02:50 +0000 Received: from gemulon.postgresql.org ([2001:4800:3e1:1::198]) by mahout.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1waomy-003mlO-2T for pgsql-committers@lists.postgresql.org; Sat, 20 Jun 2026 06:02:45 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1waomy-0016NC-2T for pgsql-committers@lists.postgresql.org; Sat, 20 Jun 2026 06:02:44 +0000 Content-Type: multipart/mixed; boundary="===============6507772285323373045==" MIME-Version: 1.0 From: Michael Paquier To: pgsql-committers@lists.postgresql.org Subject: pgsql: Make StandbyAcquireAccessExclusiveLock() more resilent with OOMs X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Sat, 20 Jun 2026 06:02:44 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============6507772285323373045== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 TWFrZSBTdGFuZGJ5QWNxdWlyZUFjY2Vzc0V4Y2x1c2l2ZUxvY2soKSBtb3JlIHJlc2lsZW50IHdp dGggT09NcwoKSW4gU3RhbmRieVJlbGVhc2VYaWRFbnRyeUxvY2tzLCBhIGZhaWx1cmUgaW4gYWNx dWlyaW5nIGEgbG9jayB3aXRoCkxvY2tBY3F1aXJlKCkgZHVlIHRvIGFuIG91dC1vZi1tZW1vcnkg cHJvYmxlbSB3b3VsZCBsZWFkIHRvIGFuCmluY29uc2lzdGVuY3kgd2l0aCB0aGUgbG9jayBzdGF0 ZSBjYWNoZWQgaW4gdGhlIHN0YXJ0dXAgcHJvY2VzcywKaW1wYWN0aW5nIHRoZSBsaXN0IG9mIFJl Y292ZXJ5TG9ja1hpZEVudHJ5cy4gIFRoZSBjb2RlIGlzIHVwZGF0ZWQgaGVyZQpzbyBhcyB0aGUg Y2FjaGVkIHN0YXRlIGlzIHVwZGF0ZWQgb25jZSB0aGUgbG9jayBpcyBhY3F1aXJlZC4KClRoaXMg cHJvYmxlbSBpcyB1bmxpa2VseSBnb2luZyB0byBoYXBwZW4gaW4gcHJhY3RpY2UuICBFdmVuIGlm IGl0IHdlcmUKdG8gc2hvdyB1cCwgaXQgd291bGQgdHJhbnNsYXRlIHRvIGEgTE9HIG1lc3NhZ2Ug Zm9yIG5vbi1hc3NlcnQgYnVpbGRzCihhc3NlcnRpb24gZmFpbHVyZSBvdGhlcndpc2UpLCBzbyBu byBiYWNrcGF0Y2ggaXMgZG9uZS4gIFRoaXMgY29tbWl0IGlzCmluIHRoZSBzYW1lIHNwaXJpdCBh cyAyOWZiNTk4YjljYWQsIHdpdGggYSBwcm9ibGVtIGVtdWxhdGVkIGJ5IGluamVjdGluZwpyYW5k b20gZmFpbHVyZXMgZm9yIGFsbG9jYXRpb25zLgoKUmVwb3J0ZWQtYnk6IEFsZXhhbmRlciBMYWto aW4gPGV4Y2x1c2lvbkBnbWFpbC5jb20+CkF1dGhvcjogTWF0dGhpYXMgdmFuIGRlIE1lZW50IDxi b2VrZXd1cm0rcG9zdGdyZXNAZ21haWwuY29tPgpEaXNjdXNzaW9uOiBodHRwczovL3Bvc3Rnci5l cy9tL2U3N2FjYWFjLWExYjMtNDBiMy05OWVlLTU3NjliNGU0NTNlNEBnbWFpbC5jb20KCkJyYW5j aAotLS0tLS0KbWFzdGVyCgpEZXRhaWxzCi0tLS0tLS0KaHR0cHM6Ly9naXQucG9zdGdyZXNxbC5v cmcvcGcvY29tbWl0ZGlmZi9iODVmOWMwMGZiODgyMmViMjE0MmMzNDdjZTUyOWY2NTFkYmVmMTc4 CgpNb2RpZmllZCBGaWxlcwotLS0tLS0tLS0tLS0tLQpzcmMvYmFja2VuZC9zdG9yYWdlL2lwYy9z dGFuZGJ5LmMgfCAxMCArKysrKy0tLS0tCjEgZmlsZSBjaGFuZ2VkLCA1IGluc2VydGlvbnMoKyks IDUgZGVsZXRpb25zKC0pCgo= --===============6507772285323373045==--