Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hnmOl-0005A5-4x for pgsql-bugs@arkaria.postgresql.org; Wed, 17 Jul 2019 16:03:19 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1hnmOj-0005SB-PN for pgsql-bugs@arkaria.postgresql.org; Wed, 17 Jul 2019 16:03:17 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hnmOj-0005S3-He for pgsql-bugs@lists.postgresql.org; Wed, 17 Jul 2019 16:03:17 +0000 Received: from smtp.outgoing.loopia.se ([194.9.95.112]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1hnmOh-0002rp-37 for pgsql-bugs@lists.postgresql.org; Wed, 17 Jul 2019 16:03:17 +0000 Received: from s554.loopia.se (localhost [127.0.0.1]) by s554.loopia.se (Postfix) with ESMTP id E86661F1727D for ; Wed, 17 Jul 2019 18:03:11 +0200 (CEST) Received: from s500.loopia.se (unknown [172.21.200.35]) by s554.loopia.se (Postfix) with ESMTP id CA0D479613F; Wed, 17 Jul 2019 18:03:11 +0200 (CEST) Received: from s475.loopia.se (unknown [172.22.191.6]) by s500.loopia.se (Postfix) with ESMTP id C5ECD1E145FC; Wed, 17 Jul 2019 18:03:11 +0200 (CEST) X-Virus-Scanned: amavisd-new at amavis.loopia.se X-Spam-Flag: NO X-Spam-Score: -1 X-Spam-Level: X-Spam-Status: No, score=-1 tagged_above=-999 required=6.2 tests=[ALL_TRUSTED=-1] autolearn=disabled Received: from s500.loopia.se ([172.22.191.6]) by s475.loopia.se (s475.loopia.se [172.22.190.15]) (amavisd-new, port 10024) with LMTP id zm9X4ogX3abQ; Wed, 17 Jul 2019 18:03:11 +0200 (CEST) X-Loopia-Auth: user X-Loopia-User: daniel@yesql.se X-Loopia-Originating-IP: 85.228.38.16 Received: from [192.168.1.72] (c-1026e455.027-294-73746f71.bbcust.telenor.se [85.228.38.16]) (Authenticated sender: daniel@yesql.se) by s500.loopia.se (Postfix) with ESMTPSA id 6BBD11E145E6; Wed, 17 Jul 2019 18:03:11 +0200 (CEST) From: Daniel Gustafsson Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 11.5 \(3445.9.1\)) Subject: Re: BUG #15912: The units of `autovacuum_vacuum_cost_delay` setting should be documented Date: Wed, 17 Jul 2019 18:03:09 +0200 References: <15912-2e35e9026f61230b@postgresql.org> To: basil.bourque@gmail.com, PostgreSQL mailing lists In-Reply-To: <15912-2e35e9026f61230b@postgresql.org> Message-Id: X-Mailer: Apple Mail (2.3445.9.1) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk > On 16 Jul 2019, at 18:26, PG Bug reporting form = wrote: >=20 > The following bug has been logged on the website: >=20 > Bug reference: 15912 > Logged by: Basil Bourque > Email address: basil.bourque@gmail.com > PostgreSQL version: 12beta2 > Operating system: macOS > Description: =20 >=20 > The `autovacuum_vacuum_cost_delay` setting: >=20 > = https://www.postgresql.org/docs/devel/runtime-config-autovacuum.html#GUC-A= UTOVACUUM-VACUUM-COST-DELAY >=20 > =E2=80=A6does not specify its units (seconds? milliseconds?) = explicitly. =20 The description of the setting contains "The default value is 2 = milliseconds.=E2=80=9D which to me implies that the unit is measured in milliseconds. If we = want to spell it out, we could add the unit like how many other on the same page = does: - Specifies the cost delay value that will be used in automatic + Specifies the cost delay value (in milliseconds) that will be = used in automatic cheers ./daniel