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 1sqYh7-00AkUf-3A for pgsql-hackers@arkaria.postgresql.org; Tue, 17 Sep 2024 13:56:42 +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 1sqYh6-00BL3m-Hu for pgsql-hackers@arkaria.postgresql.org; Tue, 17 Sep 2024 13:56:40 +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 4.94.2) (envelope-from ) id 1sqYh6-00BL07-7c for pgsql-hackers@lists.postgresql.org; Tue, 17 Sep 2024 13:56:40 +0000 Received: from mail-wr1-x42e.google.com ([2a00:1450:4864:20::42e]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1sqYh2-001esf-7L for pgsql-hackers@lists.postgresql.org; Tue, 17 Sep 2024 13:56:39 +0000 Received: by mail-wr1-x42e.google.com with SMTP id ffacd0b85a97d-374c84dcc90so3690191f8f.1 for ; Tue, 17 Sep 2024 06:56:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1726581396; x=1727186196; darn=lists.postgresql.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=aqi3/typKL8uonERtlPej2dS0GWxYwvAY2SXwMiux4g=; b=P8OMlNjXeGHAUOYiYsZBpKdc7wtgFExfJyhDR5uNet1fHQHd3yiKCE+4lRN/PTS/xo 09L5ByBCaBWvyUlhF1dgnVnHBmnDdTKi6m73qsJ2QuD30cpbcB/z9R9eGhXReUgj9h0w gT5qnb5jM+EQgKuAs3gci39JGQveNSvgPe7S2j2sJvfY7j4qOV9YCMuq8rk/KSpQDeTO QCO9hgizLMh2rz2VsD5QOF/CdTG1iKv3YzlXxZToXcsGp0nsn4adsoPUx40NfO0juaF5 Lwc23kXmyJED3BgLFCQbFkivRC30NVKpzVZ1XGatscm+J9PtOM2D8jPatmswNPiWP4ul UzmA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726581396; x=1727186196; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=aqi3/typKL8uonERtlPej2dS0GWxYwvAY2SXwMiux4g=; b=VGFI6BTgn7IQ/T046G08BIh08wLPutAkJTYJ6Xdjd35q/+dyDNaKALIjZ9U1GGzCiu ZZDOphWpiaBcaQwfX9w15DObepv03YU5Thy5PpX5J/DH1+A/RO4A07KOJlqSx5EkU71Y ffR1LWFASGI+//rtTiUpWPfWNeWGC8ro0I0kwN31bCj0Ls94ooTq7hRBxD1R8s850yr7 qM22hy5mCaZJjp0VaJDXGciQttEULK331K038m4Zf+RAmDlAT2IMuAFg+3MUaBMS1OpY /UKn49zBVP1+NM7Pom8s9kpi24IqwnXpbRCdp/FOmEG2amZTesphZZ0fe34Gum58XdmG g3SA== X-Forwarded-Encrypted: i=1; AJvYcCUpH0Ld7h7Rx1KTdD2kpFoKQUR6e6RX0EmmaqrbRQi8t9Kjme1MOwi3f9IkwB254jcD3QYeRc8dS3m7dy3w@lists.postgresql.org X-Gm-Message-State: AOJu0YxZf4qm5vjy3g+fB94EOASPir8GkZQMHa3SKkkvQtdKE6ZKey4u UE+h0hJ5nQ1TzUMeBB1KTMIjA92HIMHOVNtHIb7puceMfwY9Flha X-Google-Smtp-Source: AGHT+IFhTLf1TV3BZUjPHYYS7UZyeXEf/6GkOb2jZf74jVo7cDEBTfblKaKjsoJ5xsZYmpyToOxM9A== X-Received: by 2002:a05:6000:1b86:b0:374:fa15:a8b6 with SMTP id ffacd0b85a97d-378c2cfc497mr9059902f8f.18.1726581396241; Tue, 17 Sep 2024 06:56:36 -0700 (PDT) Received: from ip-10-97-1-34.eu-west-3.compute.internal (ec2-15-236-134-5.eu-west-3.compute.amazonaws.com. [15.236.134.5]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-42da2426d0esm103814925e9.39.2024.09.17.06.56.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 17 Sep 2024 06:56:35 -0700 (PDT) Date: Tue, 17 Sep 2024 13:56:34 +0000 From: Bertrand Drouvot To: Nazir Bilal Yavuz Cc: Alvaro Herrera , Kyotaro Horiguchi , pgsql-hackers@lists.postgresql.org Subject: Re: per backend I/O statistics Message-ID: References: <202409051303.qumelxccgzzn@alvherre.pgsql> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk Hi, On Tue, Sep 17, 2024 at 04:47:51PM +0300, Nazir Bilal Yavuz wrote: > Hi, > > On Tue, 17 Sept 2024 at 16:07, Bertrand Drouvot > wrote: > > So I think it's better to keep both functions as they behave differently. > > > > Thoughts? > > Yes, that is correct. Sorry, you already had explained it and I had > agreed with it but I forgot. No problem at all! (I re-explained because I'm not always 100% sure that my explanations are crystal clear ;-) ) Regards, -- Bertrand Drouvot PostgreSQL Contributors Team RDS Open Source Databases Amazon Web Services: https://aws.amazon.com