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 1qskJ3-009BlQ-Lz for pgsql-admin@arkaria.postgresql.org; Tue, 17 Oct 2023 13:40:21 +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 1qskJ1-009ixB-Nv for pgsql-admin@arkaria.postgresql.org; Tue, 17 Oct 2023 13:40:20 +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 1qskJ1-009ix2-C1 for pgsql-admin@lists.postgresql.org; Tue, 17 Oct 2023 13:40:20 +0000 Received: from mailout.easymail.ca ([64.68.200.34]) by magus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1qskIx-001BP6-Qw for pgsql-admin@lists.postgresql.org; Tue, 17 Oct 2023 13:40:19 +0000 Received: from localhost (localhost [127.0.0.1]) by mailout.easymail.ca (Postfix) with ESMTP id 9DC706429A; Tue, 17 Oct 2023 13:39:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=elevated-dev.com; s=easymail; t=1697549983; bh=3BJXbST1hqqkmlOOXeKugBrWmbMKiM3wvXNnaotwGwA=; h=Subject:From:In-Reply-To:Date:Cc:References:To:From; b=Qgjhd9yabMGuthtzAKPpeouGZ+grBG1kFwrQVy2Jly4nutMyJKCnwUH6xBBttEy+N 1+11zapsFL2fBfvHc2ChEiw0UR8kifzSS6tN+csJiAYdwEWQlpNnIaCZT9O+HkvE21 WEmCy3mMHz/ZPr35e/8Fhciqe2Za+bk+Ul9sV9c5kKMvv4FKo+colc5pWUsXnW3I8K 5qL6QzgaDCApGXhCDUh6Zd++Du4WiuuxYj/g4J4spiH0H15TRwYy4xrdEJZ9qNijeo dONb5wvj4UCr9LDBpAsg16j0z2qgCkoUqAFBZey8ZLC4FeZN0Iy079i1rsG0ABE7rT xD/i803UyXWCQ== X-Virus-Scanned: Debian amavisd-new at emo07-pco.easydns.vpn Received: from mailout.easymail.ca ([127.0.0.1]) by localhost (emo07-pco.easydns.vpn [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id VcuqBAQJsIqc; Tue, 17 Oct 2023 13:39:43 +0000 (UTC) Received: from smtpclient.apple (unknown [165.140.184.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mailout.easymail.ca (Postfix) with ESMTPSA id 014EC64306; Tue, 17 Oct 2023 13:39:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=elevated-dev.com; s=easymail; t=1697549983; bh=3BJXbST1hqqkmlOOXeKugBrWmbMKiM3wvXNnaotwGwA=; h=Subject:From:In-Reply-To:Date:Cc:References:To:From; b=Qgjhd9yabMGuthtzAKPpeouGZ+grBG1kFwrQVy2Jly4nutMyJKCnwUH6xBBttEy+N 1+11zapsFL2fBfvHc2ChEiw0UR8kifzSS6tN+csJiAYdwEWQlpNnIaCZT9O+HkvE21 WEmCy3mMHz/ZPr35e/8Fhciqe2Za+bk+Ul9sV9c5kKMvv4FKo+colc5pWUsXnW3I8K 5qL6QzgaDCApGXhCDUh6Zd++Du4WiuuxYj/g4J4spiH0H15TRwYy4xrdEJZ9qNijeo dONb5wvj4UCr9LDBpAsg16j0z2qgCkoUqAFBZey8ZLC4FeZN0Iy079i1rsG0ABE7rT xD/i803UyXWCQ== Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3774.100.2.1.4\)) Subject: Re: postgresql lost connection to repmgr arbitrarily From: Scott Ribe In-Reply-To: Date: Tue, 17 Oct 2023 07:39:32 -0600 Cc: Pgsql-admin Content-Transfer-Encoding: quoted-printable Message-Id: References: To: Zhaoxun Yan X-Mailer: Apple Mail (2.3774.100.2.1.4) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk I have no idea if this is related to your problem, but... I once had a connection timeout where a big institution was using Cisco = routers, which charged ongoing license fees, tiered by how many = connections they would support. And they configured them to recognize = keepalive packets, and drop connections which only had keepalive packets = for some length of time!=