Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mvQ6E-00044t-TI for pgsql-hackers@arkaria.postgresql.org; Thu, 09 Dec 2021 20:33:06 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.92) (envelope-from ) id 1mvQ6C-0003Rx-PC for pgsql-hackers@arkaria.postgresql.org; Thu, 09 Dec 2021 20:33:04 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mvQ6C-0003Ro-Ci for pgsql-hackers@lists.postgresql.org; Thu, 09 Dec 2021 20:33:04 +0000 Received: from smtp-fw-6002.amazon.com ([52.95.49.90]) by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1mvQ64-0004kg-Ag for pgsql-hackers@lists.postgresql.org; Thu, 09 Dec 2021 20:33:01 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amazon.com; i=@amazon.com; q=dns/txt; s=amazon201209; t=1639081976; x=1670617976; h=from:to:date:message-id:references:in-reply-to: content-id:content-transfer-encoding:mime-version:subject; bh=ItrQF5x9wbVwM/rWpvioE2nHuI7XJdLn/EQsd414vmg=; b=FQNcK/kLTkM+wpqxfDIERAjr8u3hqzFVy3vp7EO49ziNXxbIzcVBakOh tyyKA7b6DI3X3/VIJYgaiJHWnZkPFuqqcGH7DKVQEwPy1iCpGuYrv6NLl 0/LkpFebhp9dImm32p7C2NGPWPAiuNjpGAiHErGnEqp3oXH8mm9D6MFLb 4=; X-IronPort-AV: E=Sophos;i="5.88,193,1635206400"; d="scan'208";a="161063520" Subject: Re: do only critical work during single-user vacuum? Thread-Topic: do only critical work during single-user vacuum? Received: from iad12-co-svc-p1-lb1-vlan2.amazon.com (HELO email-inbound-relay-iad-1d-54a073b7.us-east-1.amazon.com) ([10.43.8.2]) by smtp-border-fw-6002.iad6.amazon.com with ESMTP; 09 Dec 2021 20:32:55 +0000 Received: from EX13MTAUWB001.ant.amazon.com (iad12-ws-svc-p26-lb9-vlan3.iad.amazon.com [10.40.163.38]) by email-inbound-relay-iad-1d-54a073b7.us-east-1.amazon.com (Postfix) with ESMTPS id 957F7914A2; Thu, 9 Dec 2021 20:32:54 +0000 (UTC) Received: from EX13D03UWC004.ant.amazon.com (10.43.162.49) by EX13MTAUWB001.ant.amazon.com (10.43.161.207) with Microsoft SMTP Server (TLS) id 15.0.1497.26; Thu, 9 Dec 2021 20:32:53 +0000 Received: from EX13D03UWC004.ant.amazon.com (10.43.162.49) by EX13D03UWC004.ant.amazon.com (10.43.162.49) with Microsoft SMTP Server (TLS) id 15.0.1497.26; Thu, 9 Dec 2021 20:32:53 +0000 Received: from EX13D03UWC004.ant.amazon.com ([10.43.162.49]) by EX13D03UWC004.ant.amazon.com ([10.43.162.49]) with mapi id 15.00.1497.026; Thu, 9 Dec 2021 20:32:53 +0000 From: "Bossart, Nathan" To: John Naylor , PostgreSQL Hackers Thread-Index: AQHX7TO+GggNUFZigUSIUxivvj5b46wqF12A Date: Thu, 9 Dec 2021 20:32:53 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-messagesentrepresentingtype: 1 x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.43.162.165] Content-Type: text/plain; charset="utf-8" Content-ID: <76E70E132E924F499CFF3445D208396B@amazon.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk T24gMTIvOS8yMSwgMTE6MzQgQU0sICJKb2huIE5heWxvciIgPGpvaG4ubmF5bG9yQGVudGVycHJp c2VkYi5jb20+IHdyb3RlOg0KPiBXaGVuIGEgdXNlciBtdXN0IHNodXQgZG93biBhbmQgcmVzdGFy dCBpbiBzaW5nbGUtdXNlciBtb2RlIHRvIHJ1bg0KPiB2YWN1dW0gb24gYW4gZW50aXJlIGRhdGFi YXNlLCB0aGF0IGRvZXMgYSBsb3Qgb2Ygd29yayB0aGF0J3MNCj4gdW5uZWNlc3NhcnkgZm9yIGdl dHRpbmcgdGhlIHN5c3RlbSBvbmxpbmUgYWdhaW4sIGV2ZW4gd2l0aG91dA0KPiBpbmRleF9jbGVh bnVwLiBXZSBoYWQgYSByZWNlbnQgY2FzZSB3aGVyZSBhIHNpbmdsZS11c2VyIHZhY3V1bSB0b29r DQo+IGFyb3VuZCAzIGRheXMgdG8gY29tcGxldGUuDQo+DQo+IE5vdyB0aGF0IHdlIGhhdmUgYSBj b25jZXB0IG9mIGEgZmFpbC1zYWZlIHZhY3V1bSwgbWF5YmUgaXQgd291bGQgYmUNCj4gYmVuZWZp Y2lhbCB0byBza2lwIGEgdmFjdXVtIGluIHNpbmdsZS11c2VyIG1vZGUgaWYgdGhlIGZhaWwtc2Fm ZQ0KPiBjcml0ZXJpYSB3ZXJlIG5vdCBtZXQgYXQgdGhlIGJlZ2lubmluZyBvZiB2YWN1dW1pbmcg YSByZWxhdGlvbi4gVGhpcw0KPiBpcyBub3Qgd2l0aG91dCByaXNrLCBvZiBjb3Vyc2UsIGJ1dCBp dCBzaG91bGQgYmUgbXVjaCBmYXN0ZXIgdGhhbg0KPiB0b2RheSBhbmQgb25jZSB1cCBhbmQgcnVu bmluZyB0aGUgYWRtaW4gd291bGQgaGF2ZSBhIGNoYW5jZSB0byBnZXQgYQ0KPiBoYW5kbGUgb24g dGhpbmdzLiBUaG91Z2h0cz8NCg0KV291bGQgdGhlIC0tbWluLXhpZC1hZ2UgYW5kIC0tbm8taW5k ZXgtY2xlYW51cCB2YWN1dW1kYiBvcHRpb25zIGhlbHANCndpdGggdGhpcz8NCg0KTmF0aGFuDQoN Cg==