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 4.94.2) (envelope-from ) id 1qjFzK-00A0uu-GG for psycopg@arkaria.postgresql.org; Thu, 21 Sep 2023 09:28:46 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1qjFzH-00ABjH-QF for psycopg@arkaria.postgresql.org; Thu, 21 Sep 2023 09:28:43 +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 4.94.2) (envelope-from ) id 1qjFzH-00ABj2-Ig for psycopg@lists.postgresql.org; Thu, 21 Sep 2023 09:28:43 +0000 Received: from mail-oa1-x31.google.com ([2001:4860:4864:20::31]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1qjFzF-005mco-4A for psycopg@postgresql.org; Thu, 21 Sep 2023 09:28:42 +0000 Received: by mail-oa1-x31.google.com with SMTP id 586e51a60fabf-1dc90f2adb9so67050fac.1 for ; Thu, 21 Sep 2023 02:28:40 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1695288520; x=1695893320; darn=postgresql.org; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:from:to:cc:subject:date:message-id:reply-to; bh=K1VYOf/UD2RSrpEeQHyEL75CF87JIW2+1qXekQ3GMD8=; b=WtgUtR4XS2NWzs+SklB7Q2wuGnRH4Otu5o2rBtQDbBvI0xMn4lHkokwNyNyqaeDtvb LP+ISC8dcXw1mUrxg03J2uu2C0ghCsHBoFx0UVjzMblopejDadl9/bDJCwgiKo0rDq+L zSssIqZ+ofNYzQM8Rhz24GZJ5ISsDwEtqNU+CQnee4E11hxjf2eYXcL0ivG3CWnZdUX6 N7xySURM/DXD0e+u7DLo+mYk4yAjKXy59880ydlYPVOoLR2xqB4pkOIPbgXuriIjHrzi XMq/mTYL6M9RZCNlyeYA5ATjmFKu56SjLl92JAgNuTZetshFxlgndZqHsmtQ+NLVmAbK ygPQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1695288520; x=1695893320; h=cc:to:subject:message-id:date:from:in-reply-to:references :mime-version:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=K1VYOf/UD2RSrpEeQHyEL75CF87JIW2+1qXekQ3GMD8=; b=dgmdnsQEdfJW+HY9SWTIz6eWLtBCjO0r2eXRSs+ZthRWX928lQASuI01JnxRx9iGK/ yXvPIZn6nLJmA3H8TJwRK6qUhhzYP4ghwYkbr0bf+ZE8Ilk4vSX0jFtukskUlfN8THNd 5RkmLlUPeysJcWOViAL5CALgZ4pSQNjf6sH4AyVeKaO1qrAj/q+8rHgHnjH8uDM7dv1j p45uTA6ssyPdGeJYSx6IQOqN6RAgMM3WPT07Li6mRCltNJCjCwApjSUBUkn06Qp249l0 yD7vk0XilBkaXXDR4ITDLzIopwWxnCOn0OsCNVJh3xNd2igFvt6ULGdVatQau2TLwFhs Qsjg== X-Gm-Message-State: AOJu0YwpXRHxVFuuyKjE2qOfMphoX9SxGwjPvIud4iimSt11umBQqd0Z bnALKKDs2JB0l6UBKOnTls3hrTae+/uYsPG6h9g= X-Google-Smtp-Source: AGHT+IGXuLAUEXzRnPv46Z0dmu3HpKaBOPc5MNGjBk9znNL64ZTkOBXT3iiUDcRcxR96n9bDqDA9VkuFl9Rh/NCtuEQ= X-Received: by 2002:a05:6870:96a4:b0:1b0:454b:1c3d with SMTP id o36-20020a05687096a400b001b0454b1c3dmr5145967oaq.36.1695288520352; Thu, 21 Sep 2023 02:28:40 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Daniele Varrazzo Date: Thu, 21 Sep 2023 11:28:28 +0200 Message-ID: Subject: Re: CPU usage for queries, psycopg 2 vs 3 To: David Raymond Cc: "psycopg@postgresql.org" Content-Type: text/plain; charset="UTF-8" List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk On Wed, 20 Sept 2023 at 16:27, David Raymond wrote: > > Looks good. With the change it quietly idles while waiting for query results, with no CPU spike. Thank you for confirming. I will release Psycopg 3.1.11 in the next few days, with this changeset included. Cheers -- Daniele