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 1tzK7B-000nOk-GY for pgsql-general@arkaria.postgresql.org; Mon, 31 Mar 2025 18:44:05 +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 1tzK79-00ATJ6-BS for pgsql-general@arkaria.postgresql.org; Mon, 31 Mar 2025 18:44:03 +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 1tzK79-00ATHG-0A for pgsql-general@lists.postgresql.org; Mon, 31 Mar 2025 18:44:03 +0000 Received: from smtp82.iad3a.emailsrvr.com ([173.203.187.82]) by magus.postgresql.org with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1tzK76-002HJI-1n for pgsql-general@lists.postgresql.org; Mon, 31 Mar 2025 18:44:02 +0000 X-Auth-ID: xof@thebuild.com Received: by smtp19.relay.iad3a.emailsrvr.com (Authenticated sender: xof-AT-thebuild.com) with ESMTPSA id 66F7C54A3; Mon, 31 Mar 2025 14:43:58 -0400 (EDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3776.700.51.11.1\)) Subject: Re: [EXTERNAL] RDS IO Read time From: Christophe Pettus In-Reply-To: Date: Mon, 31 Mar 2025 11:43:27 -0700 Cc: "pgsql-general@lists.postgresql.org" Content-Transfer-Encoding: quoted-printable Message-Id: <073D9A7C-D50F-4CF6-8FCD-4660D6DE6669@thebuild.com> References: To: Eden Aharoni X-Mailer: Apple Mail (2.3776.700.51.11.1) X-Classification-ID: f4a71419-8b2e-4772-86a5-4a2da1cd7012-1-1 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk > On Mar 31, 2025, at 11:30, Eden Aharoni = wrote: >=20 > Can you please tell me what other data might help? You can show your work on how you got the megabytes/second number. (Be = aware that on a general open-source mailing list, there's only so much = debugging that we can do of a specific problem that is not a PostgreSQL = bug.)=