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 1scpJ9-00AkWv-7B for pgsql-general@arkaria.postgresql.org; Sat, 10 Aug 2024 16:51:11 +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 1scpJ6-009i7I-7a for pgsql-general@arkaria.postgresql.org; Sat, 10 Aug 2024 16:51:08 +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 1scpJ5-009i71-QR for pgsql-general@lists.postgresql.org; Sat, 10 Aug 2024 16:51:07 +0000 Received: from mail-lf1-x12e.google.com ([2a00:1450:4864:20::12e]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.94.2) (envelope-from ) id 1scpIz-00449E-6L for pgsql-general@lists.postgresql.org; Sat, 10 Aug 2024 16:51:06 +0000 Received: by mail-lf1-x12e.google.com with SMTP id 2adb3069b0e04-530ae4ef29dso5521518e87.3 for ; Sat, 10 Aug 2024 09:51:01 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1723308659; x=1723913459; darn=lists.postgresql.org; h=to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=NtEtpX/1+lbXAIpGkMHCReEtw2mu/e+ACta5x2wOfKg=; b=gK3ouNuWXOrZuERGYk8yIFcRxLiPvnykT6Ecp8hF6z1YJ7oH7jCixGB7+RmtXh7wib BrYpu330xYYbX6V+Ihzkszq9ETbUCA7dPHnHfSwaK6IQUgFPs463ovvjd7U8sFGLsE2r XluoG+kFB7Kq41Gx7qfwvclgemR39NpUNumzW77RH1d3Cib5XDmkIVGr0OE8pk7hTx3D aFbqb1yuUJJAisKp/T++O0ouZXo82wcqq5cpJINkb1PEqujqYfmCThjq7ARUe5AZyQfE kpkQmQXr0p5zq2I+dEZGa/oOPDt6J8Lp3zkaLp7ac+yFjtKBjx2RBa2Vhm0Pj+qxMuf4 HebQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723308659; x=1723913459; h=to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=NtEtpX/1+lbXAIpGkMHCReEtw2mu/e+ACta5x2wOfKg=; b=sAxE7xDoF4lGrjbEvLNW3Sdr9m8ihM9txNTph1ihVON0iHWFrfo7q1G8JgsDSLIwWC Z1xMbc1TL7VHXM6Kl9vH+oFIa4rbyuz6U35VN9aCu44auNpsKoG54VCBoyGcTuIgFJjs VIgLFfoCShS39b0mKPOX//umG2H0WLUeuTKYXLWjer72Ve9wEJpzbG9ZBWfxkiFkO9AM FbkXua1iOkqv45Ljb4UW50kGRiPDGBpqulhOFMC+0mTkzp2Xp8CRcYWywy4+WDsYFJaz 9CNVRR3mgAF5rJuyxbWRi7Bz8PvezFZFCJz4HaTx1rHNbfcAP+j8xyKkZCVqWvE4deLW /zTA== X-Gm-Message-State: AOJu0YyODud1ASHLpLjtmK+KDiT7o9kxpxQQ71jXHZAb8nFdhU7Ea4Ra d3XxXnyaSLccuYlljrRUJjr7NxaXkas14MTDFR5qX+L2d6C29rVWVVuqVVRCHqu4ZNZE16I0BM/ eX5XCkQ4hl90MZUF5KJ7VTYlIqbGmK2jB X-Google-Smtp-Source: AGHT+IEIjHqSx/i60PdC1OyNMb2EtXkSt/VD2OiJcUxaKdKRExGq9f7RUMO8yjEilro5l3I7rZxLia75qpxDKEbTEHI= X-Received: by 2002:a05:6512:ea4:b0:52e:9808:3f48 with SMTP id 2adb3069b0e04-530ee98e7eemr3890286e87.21.1723308658507; Sat, 10 Aug 2024 09:50:58 -0700 (PDT) MIME-Version: 1.0 From: Durgamahesh Manne Date: Sat, 10 Aug 2024 22:22:39 +0530 Message-ID: Subject: Soluton on Lock:extend issue To: pgsql-general@lists.postgresql.org, pgsql-in-general@postgresql.org, Christoph Berg , Koichi Suzuki , Koichi Suzuki Content-Type: multipart/alternative; boundary="0000000000006dcc69061f57102e" List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --0000000000006dcc69061f57102e Content-Type: text/plain; charset="UTF-8" Hi Lock:extend (version 14.11) How to resolve lock:extend issue even there is surge in concurrent sessions (insert and update) on same table Reduction on concurrent sessions would be solved but that is not a solution and there is no network bandwidth issue Is there any parameter to tune to minimize the impact on lock:extend ? Regards, Durga Mahesh --0000000000006dcc69061f57102e Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hi=C2=A0=C2=A0

Lock:extend=C2=A0 (versi= on 14.11)
How to resolve=C2=A0lock:extend issue even there is sur= ge in concurrent sessions (insert and update) on same table=C2=A0

Reduction on concurrent sessions would be solved=C2=A0but t= hat is not a solution and=C2=A0
there is no network bandwidth iss= ue=C2=A0

Is there any parameter to tune to minimiz= e the impact on lock:extend ?

Regards,
D= urga Mahesh=C2=A0
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