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 1wMHf0-002Lyn-2N for pgsql-hackers@arkaria.postgresql.org; Mon, 11 May 2026 03:50:27 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wMHex-00FrXR-1f for pgsql-hackers@arkaria.postgresql.org; Mon, 11 May 2026 03:50:23 +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 1wMHer-00FrXI-2q for pgsql-hackers@lists.postgresql.org; Mon, 11 May 2026 03:50:23 +0000 Received: from fout-a1-smtp.messagingengine.com ([103.168.172.144]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wMHeo-00000001eJz-3QUC for pgsql-hackers@postgresql.org; Mon, 11 May 2026 03:50:17 +0000 Received: from phl-compute-06.internal (phl-compute-06.internal [10.202.2.46]) by mailfout.phl.internal (Postfix) with ESMTP id 58F56EC0119; Sun, 10 May 2026 23:50:11 -0400 (EDT) Received: from phl-frontend-04 ([10.202.2.163]) by phl-compute-06.internal (MEProxy); Sun, 10 May 2026 23:50:11 -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=fm3; t=1778471411; x=1778557811; bh=+BFJovbqSC BcaBzpeorSoV/zysssG3emzXPDPOZn2qA=; b=ltQwje2YjFToDLskEGBFtX4uQW hU6rNALmx+AQIUVfrRxJ0pH8t8lh1IX9vXuiam34ts0Jdcf6xdQFBRajHTxaJLEp SyIrWqgUcyT1M3mqcuyMNLu5UsLNGGUE/ZW/qCbcsv+NaB+B2rD2GLi6DfPXEyMH Zc0AREsxIYNdwOTcunfrrIuK1ugbwUkgyUIKJFJ06HjbXU+if4dwo7/rP8EzcwMV fyFMFNfw9CBVl2x8mJJCMO5qyxxW/7WGkWWfMrUFkSmZGPJIWJvIzS0+SifRb+g9 Qm4GKDGk6NWSrcMBtWROM63WFj9jvhKjqZNKrzVrbqcGPI00F/syQ8KKldWg== 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=fm3; t= 1778471411; x=1778557811; bh=+BFJovbqSCBcaBzpeorSoV/zysssG3emzXP DPOZn2qA=; b=XocyN2Rkvg0GNk3/QzUaeip6fXnCD88eyV6f+E5djgybL4j2/nh Kow7yTTSpV2QrgsbzpAKm/NTH245wZLw4byLoI/ny9pdNyzu23asn99hKfiTs4Ol h7+oh3p9s6ElSdd1tUw0e1JnO5XbvmbKr/qsi0IP+npuGxkHfRhKAkMgXz+xTe5Y KNYglBb536QAajrE+jCPKbKNFnrUlWdwOSKRPjh8ah/x7Zvdm4IzTdnvfuqzHPkH 17iWl8rj8EPzP1ouVHi5tCV9dB3UbxYllzP57pCn5IkNRXHsfshyp0pCEW+TGHwZ MFEwovslQc31L0L6arvmMMRbGyJD7BomY+g== X-ME-Sender: X-ME-Received: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgeefhedrtddtgdduudejleegucetufdoteggodetrf dotffvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfurfetoffkrfgpnffqhgenuceu rghilhhouhhtmecufedttdenucgfrhhlucfvnfffucdljedtmdenucfjughrpeffhffvve fukfhfgggtuggjsehgtderredttddvnecuhfhrohhmpefoihgthhgrvghlucfrrghquhhi vghruceomhhitghhrggvlhesphgrqhhuihgvrhdrgiihiieqnecuggftrfgrthhtvghrnh epteelieefudffhffhtdetleeggeegfffhkeeuveetiefgudduvedutefggeeivdejnecu vehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmrghilhhfrhhomhepmhhitghhrg gvlhesphgrqhhuihgvrhdrgiihiidpnhgspghrtghpthhtohepvddpmhhouggvpehsmhht phhouhhtpdhrtghpthhtohepthgrnhhsfihishegvdesghhmrghilhdrtghomhdprhgtph htthhopehpghhsqhhlqdhhrggtkhgvrhhssehpohhsthhgrhgvshhqlhdrohhrgh X-ME-Proxy: Feedback-ID: i0fe9450f:Fastmail Received: by mail.messagingengine.com (Postfix) with ESMTPA; Sun, 10 May 2026 23:50:09 -0400 (EDT) Date: Mon, 11 May 2026 12:50:05 +0900 From: Michael Paquier To: Ilmar Yunusov Cc: pgsql-hackers@postgresql.org Subject: Re: [RFC PATCH v0 0/7] Add EXPLAIN ANALYZE wait event reporting Message-ID: References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="qbYR4+fTEc54wmqC" Content-Disposition: inline In-Reply-To: List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --qbYR4+fTEc54wmqC Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Sat, May 09, 2026 at 04:22:30AM +0500, Ilmar Yunusov wrote: > This RFC prototype adds `EXPLAIN (ANALYZE, WAITS)`, which reports > completed wait intervals observed through `pgstat_report_wait_start/end()`. > The option is named `WAITS` in this RFC to match the short style of > `BUFFERS`, `WAL`, `IO`, and `MEMORY`. I am not attached to the exact name; > `WAIT_EVENTS` may be clearer but is more verbose. Rather than sending one email for each patch sent, the usual practice on the Postgres community lists to send a series of patches in a single email. -- Michael --qbYR4+fTEc54wmqC Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- iQIzBAEBCgAdFiEEG72nH6vTowiyblFKnvQgOdbyQH0FAmoBUe0ACgkQnvQgOdby QH2D2Q//aTx+S7W0AkAWAYRYRLZ5LJgqGc/4jFJwLu9jVtJnnKrequK7bTH+dznh e1PoZIgJjeE8G7Mf00i7ulzdxBRCh3e1Gdq4adioTJ0e04MngJbq+4okiZOg84Wz ZeyQT/r05qh9cvZh2Dn+oyLXJaYb4BOjDcdmn8Nvquf2Hb8yHlV9/7u23YMMjSg3 xrbltP8pyS6s9ISnWa+9+KWTCckaJkQjdGB5vQNDlQOx+qdbrYcGk5lkV5MxW+TE qwjzr73Gi1eVoUw3C4TiYPJekR3J6y5p/TFuJGH857JNHI5HBqVzvZUAvDDLPHdi Cbba/Iozx7nDTGLMQ5iTz+NDThtexWTKN358cvXoWyRnqNyGd9/j6gLPfQlZ0t5n PQS50GXNKLjICDEC4RTCrhp89U8P0xbodZNjOIvhHFrsEGbNWRrbavcz/RYgapBh Nd3aXAA7UKNMRHCGAT+VIb37MEAyqTtUKfnLrOfVjLYUKH3HMzAhDazEVGzX6inV b8rYZl5oPMRsx6TAl+5YRLaiBRJ+wIEh22GZJW5IBJKEOWH4THE9oSYrX8kfv6J1 kpSF+2Jx4Ahs9oAkFdsXUzmPuwPnEcGsq9imAI2HhaCMvSEzJTN/ioalMTfMiyQq 3zQmEW5x8SjbTRTe6Q0g3VdxYOyB8ir7kUKM3W+dvqnMREIpuC4= =sA3S -----END PGP SIGNATURE----- --qbYR4+fTEc54wmqC--