From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f43.google.com (mail-oo1-f43.google.com [209.85.161.43]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id B44F6130495 for ; Mon, 9 Sep 2024 23:23:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.43 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725924228; cv=none; b=dQrR05BwJOH1MW2pFtx6i7vZQMmAmYMxtqMEAx7LlL65NzBezWsefCQQGeVBPE5MTq8M8GVzYBxXSxR03UAPnpNSrt4WPa9ZZwg9AVTPFMSObCCoCfBGtaqMaob/6u8coScezjdEKF3exW6YG3U2CwjBjTrde6mxLLD9diOyu9k= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725924228; c=relaxed/simple; bh=yp7ZP8Qossp5/zgS4gvU6mJSOdzez31J2ebAAJXHwbQ=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=dQSc6IZ+dF3mp2k2zTpFa99+AQkb9Wzn8vhb4oiAaOYkhoAsJxo/EGLe+3rvSeoeofc2lqNNBz/41L6I5KscrfuzSo+dfUhfkWJ4xtWr32JXxFn1QSPDXRS9/ckZcdKDrJY0CxqCbdIS4HMUDWseC0GDM6kJ9iG2phSkh7QTQik= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=RCLwLP5V; arc=none smtp.client-ip=209.85.161.43 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="RCLwLP5V" Received: by mail-oo1-f43.google.com with SMTP id 006d021491bc7-5e1b5b617b8so1379216eaf.0 for ; Mon, 09 Sep 2024 16:23:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1725924226; x=1726529026; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=GpFNtQIz2+1Ycr0ii8t84GMaL2qbjTXeUNgZeW7Tt9s=; b=RCLwLP5V5qpCT7xzU1//PA2S5KXJQPpqcalfee61dQeEHCyZk+4vwRBDXsXt9TotoE 4ToCZO0ORMllgWOwy8qd/J7Jdwoz8nEJGtAHr/VedX21SsAzrcLpMWMGChfcVzL4uFtp ELR2/8qqxGby+nTm628nO7V8d7e2e2xOWt3bLPzJNBYpNOG+rv74o2C+mUOspditF0Cv 3YFeFBPBWnfoqgKDQ3aVTWFZqPf2rzTtOc3ssvOLIkdrZg/smn648GS/1wNP9+Kibk6P ixdVWkpzaIXdIiXIrLdPYlPqDqqjYU68sFyF27NMDj5iSTJ11tMFDONOgVWNlOCmav+k Ol6Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725924226; x=1726529026; h=content-transfer-encoding:in-reply-to:from:references:cc:to :content-language:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=GpFNtQIz2+1Ycr0ii8t84GMaL2qbjTXeUNgZeW7Tt9s=; b=VOjhTmlqQmA/Kv0M6+7Rb2AOP/+YbcsW/u/jB51i1Jjfja2ClUru8jXlIw2HQDsEg8 Z0WXGrOH9oSEFuJDV8Yphrq9i3R2H8Rlq288nFQoQUXPf3mInfGUz6v1IxN3VKb7s0mi hbVvvlonmQSxndc/NvK+FRY5WKFfV4OBKrnJOTCtOnEf1ohCpGfreVPFUcCkD9dTG/NC yfXJuj/NhrmDKs4SgVsI18obdn2Vx7cnTRnWAUcpTp6jlsBZc6bxwunPCIPg6I+erhjG gNzUZN39G3CrU3yTR4DZEKEtGZeuKaFcad6gDycedQYQfOD+ZRLLt3MK8f3ACdDoVBXn t2cg== X-Forwarded-Encrypted: i=1; AJvYcCVb08jfYN9XAz0DGwhj+aTzXq979rRCoJRcamW4wj/e6lkBQNdxopew4S3I/uRGKgEzJEXsxO/bqyk=@vger.kernel.org X-Gm-Message-State: AOJu0YwvjMn/Zkqo77Jb/RfVeViyTsGnNFCZKupWAw471EWGe8vwwSYl ueE518nLi8AvDqn8nbyzNwWHdDVA4EwHe84CdkcvZabbMpVQjDlA X-Google-Smtp-Source: AGHT+IGPKdUyTb7U/b7msVwfG+FZOcCp3kmb5eVndFp0UM6QpzZYsmpe66jCYZb3e72SXGXlkAaegw== X-Received: by 2002:a05:6820:1c9b:b0:5dc:99d3:d3bc with SMTP id 006d021491bc7-5e1e3c20b93mr572181eaf.3.1725924225531; Mon, 09 Sep 2024 16:23:45 -0700 (PDT) Received: from ?IPV6:2620:1f7:948:3000::e41? ([2620:1f7:948:3000::e41]) by smtp.gmail.com with ESMTPSA id 006d021491bc7-5e1bf100a4bsm1385367eaf.4.2024.09.09.16.23.44 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 09 Sep 2024 16:23:45 -0700 (PDT) Message-ID: Date: Mon, 9 Sep 2024 16:23:43 -0700 Precedence: bulk X-Mailing-List: linux-nfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: NFS client to pNFS DS Content-Language: en-US To: "Mkrtchyan, Tigran" , Olga Kornievskaia Cc: Anna Schumaker , linux-nfs@vger.kernel.org, Trond Myklebust References: <685478263.45656552.1723405271880.JavaMail.zimbra@z-mbx-2> From: marc eshel In-Reply-To: <685478263.45656552.1723405271880.JavaMail.zimbra@z-mbx-2> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Can someone explain why the NFS client is reading 1M followed by 2 reads of 1/2M and repeats this pattern. For pNFS or NFS4. The mount was for 4M rsize=4194304. Thanks, Marc.