From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EE956C433EF for ; Mon, 13 Sep 2021 07:50:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D42DE60F6F for ; Mon, 13 Sep 2021 07:50:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237760AbhIMHvs (ORCPT ); Mon, 13 Sep 2021 03:51:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38380 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237739AbhIMHvs (ORCPT ); Mon, 13 Sep 2021 03:51:48 -0400 Received: from mail-lf1-x136.google.com (mail-lf1-x136.google.com [IPv6:2a00:1450:4864:20::136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E2C7AC061760 for ; Mon, 13 Sep 2021 00:50:31 -0700 (PDT) Received: by mail-lf1-x136.google.com with SMTP id bq5so19156528lfb.9 for ; Mon, 13 Sep 2021 00:50:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cloudlinux.com; s=google; h=to:references:from:subject:message-id:date:user-agent:mime-version :in-reply-to:content-language:content-transfer-encoding; bh=24KekrCQlT+qsPs0yDK1Js++SnHhy5LhMNvWGCB9erk=; b=G189CGAxerYFqPQCKVYEklhY6adZyQqrKFWrlpXoITxfomJQWQAuAvwubOc2v4mmo4 Tu+E+uy7GXevEDMeXKA3DMnQ+GOPOZRdueyMsfTQYdWJbBIN6KAIz0r9SSF2TYysxUMs oAh8BcXecBzoUqn8YOQ9iI9Drs6IzxDy4l7caRlvRIEhTTjwjCYuNIcnWOm8esqEaicr pfLopdllYMLtoo8uwbXLkoPBDEpMq3OprZh2h7OuMaq8a7Ivf95pitrnyOeGQrpyLWe/ 8avgY8ksQhT8vUpBDEU5Z1sciDEWoIl0XDGumxUyWD5Vyv+iJb5YQimGt39++nIbwKVd IAJQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:to:references:from:subject:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=24KekrCQlT+qsPs0yDK1Js++SnHhy5LhMNvWGCB9erk=; b=C7CMLR/jCT1rDGbmfQIB9a7dTOQrdStVTXM5Fmu2R0HJSZGIDSTa3acsXUIdLQ+DyA 9nrOneeTg9Rz1CQtDj4XNodBPafOBFt7nooxi7LprahHvV/cmqScqDtu1/47cuek+Xoc 8G9GgHIOJFIT45vWCyUxXacxhDCvtSMcd/N49x3ba0NAC20L8MMuWTIgsjWquhKjpiuy l3hCblcM/0oEPaMLxKfXFZyj4RK/yxEd882bctYBE17BiTIksbbyhtdRXXqS1nDz5CNs 2fXrKhIrjL2S96kcmPry9HCwHe5KCwZWkFbYmbXBn19pE+E/X3k6dtKKhW5qw1jlwWAC jI+A== X-Gm-Message-State: AOAM532L1zQyjUojs7nWbgtl82GkUUkwPokYtor7u3/mvw9S6H1nGNg6 Tq4EZFHFCYKj9QQokOrmtPx4fpCJ/wBbKQ== X-Google-Smtp-Source: ABdhPJze6i+cYIOadoMBVM/JjiCcX1F5AUz5dF9e0sF29OWAfvOsXT/KH6sOZx2HemK907WBK7/Ftg== X-Received: by 2002:ac2:4f8f:: with SMTP id z15mr8172336lfs.361.1631519430108; Mon, 13 Sep 2021 00:50:30 -0700 (PDT) Received: from localhost.localdomain ([37.139.80.10]) by smtp.gmail.com with ESMTPSA id br13sm744754lfb.71.2021.09.13.00.50.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 13 Sep 2021 00:50:29 -0700 (PDT) To: Jens Axboe , fio@vger.kernel.org References: <7c937a02-0349-7b17-2bcd-89cf32c0f371@cloudlinux.com> <214f8c63-849a-a476-225f-531916239b92@kernel.dk> From: Dmitry Antipov Subject: Re: Weird errors initializing I/O engines Message-ID: Date: Mon, 13 Sep 2021 10:50:28 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: <214f8c63-849a-a476-225f-531916239b92@kernel.dk> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: fio@vger.kernel.org On 9/10/21 9:38 PM, Jens Axboe wrote: > Looks like an artifact of using create_on_open and depends on if the > engine uses lseek() to set the offset. I'll take a look in a bit, > for now I'd just recommend not using create_on_open. Yes, dropping '--create_on_open=3D1' makes this works as expected. IMO a = bit of extra confusion was added by reporting 'error=3DInput/output error' be= cause -EIO is expected from a failed system call. Dmitry