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 1wmSCa-000nJL-1a for pgsql-docs@arkaria.postgresql.org; Wed, 22 Jul 2026 08:21:17 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wmSCZ-00B082-39 for pgsql-docs@arkaria.postgresql.org; Wed, 22 Jul 2026 08:21:15 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wmSCZ-00B07u-0v for pgsql-docs@lists.postgresql.org; Wed, 22 Jul 2026 08:21:15 +0000 Received: from fhigh-b2-smtp.messagingengine.com ([202.12.124.153]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wmSCW-00000001OFY-0RBr for pgsql-docs@lists.postgresql.org; Wed, 22 Jul 2026 08:21:14 +0000 Received: from phl-compute-05.internal (phl-compute-05.internal [10.202.2.45]) by mailfhigh.stl.internal (Postfix) with ESMTP id 814C37A00DF; Wed, 22 Jul 2026 04:21:11 -0400 (EDT) Received: from phl-frontend-03 ([10.202.2.162]) by phl-compute-05.internal (MEProxy); Wed, 22 Jul 2026 04:21:11 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=paquier.xyz; h= cc:cc:content-type:content-type:date:date:from:from:in-reply-to :in-reply-to:message-id:mime-version:references:reply-to:subject :subject:to:to; s=fm2; t=1784708471; x=1784794871; bh=urGsbepXyx J0ImiuQZRfMQRiHoPhQSiazqaMpRquzGY=; b=HJk/T+WprIihRJ6L53xIdT9m4N TQGN5FhEkl176qKv1E2Xmko5hu9M4Ili0FrvDky0rcbmbof7GHYc3pASHPXOFgQ1 bOzZvaVcOTAa4eHEQ2mMlsF46QCrFyVHx4/LRsAi/KNxq+KSxznZQeCDq6owZL8w tpq2aKF87r8tP5qq8Diz0zDR8xC0MD1QNaSV9iNZATYXKCqVrcwEnZQAiSpTPcFO ETP6gD1dqsKxTamxwdHPIac1R//PgtkCOuc+pnAjqltaZmoY1hn3OWlkrYEteEqC //FrgFBar0HcFrnZ9DDUiusrxG54Z0dHQvvn33vxJ+PfjG88iAslmavn3HnQ== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:cc:content-type:content-type:date:date :feedback-id:feedback-id:from:from:in-reply-to:in-reply-to :message-id:mime-version:references:reply-to:subject:subject:to :to:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s=fm2; t= 1784708471; x=1784794871; bh=urGsbepXyxJ0ImiuQZRfMQRiHoPhQSiazqa MpRquzGY=; b=HngIKrHkCG2QgiVaXXKn5jX/ta/rt7//wIqS2l1Hci+jqVDPBOl pVvwof0tilo9F+wOft8HlTiTMn4fIHGPz+k7jY/AcLYQtyb7rCzFDFw/G9xIt+Q5 eTkbLybYUnj725lwHhnj5MNJP1sfQjAUqyMusUnNtHJmTZUfr8IhtWdglebGx5E3 Ukz4qOIlu3egsxbyAqSlsoBr5yb/U6kNx6+pU7AXFxSZ79r7YITjYVyEuzIPSXZb 2QIQb6gwRT0EeQ1k0htYCr/CvfcoWPJ8VPSDMDNLSy1FJA0f8NzFSz/eUpRxYy2W 7FfCfyGv0VOaX2pALyoTdMl9HACXYloSR2w== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: dmFkZTFk5xicuicZIADkP3ugj8BhZOR9Hvkq8wMh1rAmif/Li1vf5IlA/9K+l0oozdS+uE d1vHA05WxKdVYyy1nu4wZcZgCGyGbZqyKj5CZwLpSz/iDtGR6n6PvvH3Iw7AcImYCsLECC w/fIc4nRa9w0CN39q+v1E+YxqrWDdNbuh7i18UoauhRjEju+c/3hnU4TNjeqQwv0Px/vTR D1TaQE2lx/MaT1f0Q0mFQ+i2KPO+rbMELXT42eu5pDbR2aecKHDeP9H+uiVdU079ZrmDdf 8dyq6YzfYxvezIHul1vB0AGCFJ4bYTtekg8U2jeogZlGRyDNSXAWsSOM4bt3Sud7kAa4k8 iidRjuHU8mP15ivoDyTp9zIZIDLSDYCwGkkfqkL1M9mMOowK2QcErphS/Ar1GDdbIbxw6a 0eG6K3blyptMeMMSW7sZqsFsYkts2xcuzJgm1/68nJxf35YyPxa7cddakqkUrK3d/md4HQ 1IWUy4QPvWXklwdcPHepxRTBhWxwqicrc2dtuNT5eFeMtflauJeFt1P7rhpOANAHKjijAU utRSbBXZSxYAppmS7nRO43AQQ4onY3EuiQx6OYzAj1IaUumDDrgswKCg76dQvjyW9Sn9vJ NTRAXRcKdYA1YjCAVCyOTXre4C53DojYV5ABUrbnilDViqHp7NjLJc/VLW9w X-ME-Proxy: Feedback-ID: i0fe9450f:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Wed, 22 Jul 2026 04:21:09 -0400 (EDT) Date: Wed, 22 Jul 2026 17:21:05 +0900 From: Michael Paquier To: Laurenz Albe Cc: Fujii Masao , pgsql-docs@lists.postgresql.org Subject: Re: Add "io worker" as backend_type to the pg_stat_activity documentation Message-ID: References: <5e94c0196084f648ae6a00107125494f5804318a.camel@cybertec.at> <4aff5b0f5a1bf3b487d06daec5ed5a287afa7a22.camel@cybertec.at> <8a9d8030ebf1b3b39cc3bcf277946dc54dec4e50.camel@cybertec.at> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="perwo5a5P7f8sxeo" Content-Disposition: inline In-Reply-To: <8a9d8030ebf1b3b39cc3bcf277946dc54dec4e50.camel@cybertec.at> List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --perwo5a5P7f8sxeo Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, Jul 22, 2026 at 07:36:14AM +0200, Laurenz Albe wrote: > launches autovacuum workers, the indirect dependency should be > obvious. Okay. > That's why I said "*the* background process". > Or did I miss your point? No, I have managed to miss the "the". > If I mention that dependency, I should also mention that max_connections > limits the number of backends, and so on... Okay by me. -- Michael --perwo5a5P7f8sxeo Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEG72nH6vTowiyblFKnvQgOdbyQH0FAmpgfXEACgkQnvQgOdby QH1Jow/9H9nCuoXjheM7VyS2JclMGzdCr/3pbL8qzMLJRgyDkWuuFcz2jlDSWLpn jT/0q8FRzsLFjDsAyQUb3uyFd+NNfso7VeBdSzNM/6iRtuM/kvlDWoSEIGKSSwsB RpJROAhLmwUm7qjl/6KMEG0DvJYY9WYp8fZwwO+qf4jah9BzIDfaHbJZU0TTx4Ml C0wCa6RyFVYsREy/vc9vDnWhL6Q/KkJxhwFr0bL/dK1YoANDI5WCknOcbkHusTnf FeGRXuBFrczAPrLTmslKL0C8tVOeyPtkZYbAyP6zx+qxZzgqrcAIy7qLxLQ3qm+n If8LoDx39/hki8GYX7iqtLHRou9rPTtSIMWvR48Qz4BI49voLlE31YrB9jHz2UeP P9bwgRsVutqn2iKkgp7gG8cdjrHy4NHW16rxYOJzUcJL7q5eSC2OognN+CI64jkw QoZVerbVbEomDTNI3Ef3xIhEH8bBQg1GdhN8n3EWFLtbvN9X+OzpTticm8R4one/ xbtfEVajEve5hA9lD7DCOCf2VOJsRW/eXPz+lHzKRhiHmrlRl/UlQ0yUCbeLofuq kyoa5z8pfmEEll/+gcnAzBDA7jdmjAZWFoqfYFh1f0mbIBXbJeA/Co77Kq94Oq2C 2sjM7e1Q4pqcjH1wjNHLobMduBmtwNUwAnDjuPyvt2jejO7FvWs= =436u -----END PGP SIGNATURE----- --perwo5a5P7f8sxeo--