Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtp (Exim 4.84_2) (envelope-from ) id 1b5vqH-0004Cj-Cz for pgsql-performance@arkaria.postgresql.org; Thu, 26 May 2016 14:00:53 +0000 Received: from localhost ([127.0.0.1] helo=postgresql.org) by malur.postgresql.org with smtp (Exim 4.84_2) (envelope-from ) id 1b5vqG-0005MJ-Vt for pgsql-performance@arkaria.postgresql.org; Thu, 26 May 2016 14:00:53 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA384:256) (Exim 4.84_2) (envelope-from ) id 1b5vqG-0005M3-Ad for pgsql-performance@postgresql.org; Thu, 26 May 2016 14:00:52 +0000 Received: from mail-lf0-x230.google.com ([2a00:1450:4010:c07::230]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.84_2) (envelope-from ) id 1b5vqB-0000zG-LW for pgsql-performance@postgresql.org; Thu, 26 May 2016 14:00:51 +0000 Received: by mail-lf0-x230.google.com with SMTP id s64so8940733lfe.0 for ; Thu, 26 May 2016 07:00:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=leboutique.com; s=google; h=mime-version:in-reply-to:references:from:date:message-id:subject:to :cc; bh=G5/gmbOYMBJfoQxUkSuYh0HaEru9qyNs63RPwjJxQHA=; b=Zvry/tTidI9fpfUSPY/IJEMvZoaOTDqmzlfc+hKK7kLCklQE0U0mFiln6k0x0XvbH2 yi3uHrl8QRQseC+LLOWqmzTGxx8b/FYYq49XD+vpHbbhDPQnvHHlXL7gQczX0lVUSd+E 9I8YfOatA2aiLdc8xNmiKBEg14bBVKCKgYwnI= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=G5/gmbOYMBJfoQxUkSuYh0HaEru9qyNs63RPwjJxQHA=; b=jw0vxsfSUOD0hVnnkTS/YZCkNhMiJ49rczVJoQkVN7qEw7dlcy3Y40upNE4YayBrOp CgJwRdX4MrbczF2HpGNPR9LefhXOjuKRtmrOSjY0gaZzznFIIcWvgsSiHfgQaSuOg8YO uvV8+Gsoamn3cYNazmx8AkzmsLNPC+olPKKLTlplcDdVw0Pc8JnLvaWUlOflR/r3FpB8 rhl7W2YfdPIXpq/n7oayuNrU8+HqqAICVgdS6Zx6cSKUMpniWfSXZQZ+U28WjJLgB1Sj bbJBKNt46t3Wu9OeMpMmTBNeiT7zq2wEna8P+t0lI8OCuJmXfoCz9QFZSOSSYW0Jq/AI UOnQ== X-Gm-Message-State: ALyK8tKyLxVTW4vOJsvQk/FPx1W1WK9xgoXHJZDwyRJ5eun/BQOx7b6Jna6DGtNyeOO3eFLwu6PaoHxyQ+bZV22J X-Received: by 10.25.154.8 with SMTP id c8mr2460808lfe.135.1464271246140; Thu, 26 May 2016 07:00:46 -0700 (PDT) MIME-Version: 1.0 Received: by 10.25.18.229 with HTTP; Thu, 26 May 2016 07:00:26 -0700 (PDT) In-Reply-To: References: <57463BAC.2090608@zioup.com> <5746F1B3.8080701@zioup.com> From: Artem Tomyuk Date: Thu, 26 May 2016 17:00:26 +0300 Message-ID: Subject: Re: Testing in AWS, EBS To: Rayson Ho Cc: Yves Dorfsman , pgsql-performance@postgresql.org Content-Type: multipart/alternative; boundary=001a11401ed27b489d0533bf37c5 X-Pg-Spam-Score: -2.7 (--) List-Archive: List-Help: List-ID: List-Owner: List-Post: List-Subscribe: List-Unsubscribe: X-Mailing-List: pgsql-performance Precedence: bulk Sender: pgsql-performance-owner@postgresql.org --001a11401ed27b489d0533bf37c5 Content-Type: text/plain; charset=UTF-8 2016-05-26 16:50 GMT+03:00 Rayson Ho : > Amazon engineers said that EBS pre-warming is not needed anymore. but still if you will skip this step you wont get much performance on ebs created from snapshot. --001a11401ed27b489d0533bf37c5 Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

= 2016-05-26 16:50 GMT+03:00 Rayson Ho <raysonlogin@gmail.com>:
Amazon engineers said that EBS pre= -warming is not needed anymore.

but still if you will= skip this step you wont get much performance on ebs created from snapshot.=
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