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 1tzLfO-0015XF-SQ for pgsql-general@arkaria.postgresql.org; Mon, 31 Mar 2025 20:23:30 +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 1tzLfN-00Bij5-BH for pgsql-general@arkaria.postgresql.org; Mon, 31 Mar 2025 20:23:29 +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 1tzLfN-00Biix-0r for pgsql-general@lists.postgresql.org; Mon, 31 Mar 2025 20:23:29 +0000 Received: from smtp92.ord1d.emailsrvr.com ([184.106.54.92]) by makus.postgresql.org with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1tzLfL-002Cn1-0h for pgsql-general@lists.postgresql.org; Mon, 31 Mar 2025 20:23:27 +0000 X-Auth-ID: xof@thebuild.com Received: by smtp20.relay.ord1d.emailsrvr.com (Authenticated sender: xof-AT-thebuild.com) with ESMTPSA id 7BC17C0148; Mon, 31 Mar 2025 16:23:25 -0400 (EDT) Content-Type: text/plain; charset=utf-8 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 13:22:54 -0700 Cc: "pgsql-general@lists.postgresql.org" Content-Transfer-Encoding: quoted-printable Message-Id: <34C890E6-BF9B-4429-98C3-FE3C292250AE@thebuild.com> References: <073D9A7C-D50F-4CF6-8FCD-4660D6DE6669@thebuild.com> To: Eden Aharoni X-Mailer: Apple Mail (2.3776.700.51.11.1) X-Classification-ID: 91cd51f0-f1fe-4e44-87d7-ee0aefb8b3df-1-1 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk > On Mar 31, 2025, at 12:36, Eden Aharoni = wrote: > Hope you=E2=80=99ll have any clue =F0=9F=98=8A Based on that, I'd take it up with AWS. It does seem that the EBS mount = is under-performing.=