From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pf0-f176.google.com (mail-pf0-f176.google.com [209.85.192.176]) by dpdk.org (Postfix) with ESMTP id 020D2A0BC for ; Wed, 2 Aug 2017 09:01:42 +0200 (CEST) Received: by mail-pf0-f176.google.com with SMTP id o86so14191151pfj.1 for ; Wed, 02 Aug 2017 00:01:42 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cloudsimple-com.20150623.gappssmtp.com; s=20150623; h=mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=4PQNwpNs5Alm+Gqhv80dbs5JerCsAZUr7l6mafuLK64=; b=a7HG6gLIf8LUnS3UWxTOcL79XvNkzm5vNWl+ZDmHYMaM21AxMXJk1jiYN3LGy3i8sd INkuvhSrzJese35qeWHADjcOE5GN2HP97wXMPSdWRKFesGO470jxEIYtAPZpbwQRSU7n V7043CNTJbGqHQo1NGa+tOVA7VX7J0MCuXzNLn49JWxJLlyw6Y391qeYhP4OFeAjJyIw J1qpGM29n9sZ3V+9iwZGHfP2+5j2S14jkEiQtrBzBmWB24dxxngPo/weGLbU2LuNjlDz KBXHC0X3ulB8SBv2I7ltGiQDMBLCqrYrlWsXtkqGB2x4XVRTjHhEhQnqbt+lubnrDJOp uOdA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=4PQNwpNs5Alm+Gqhv80dbs5JerCsAZUr7l6mafuLK64=; b=toj8LRFreTqMEvUTgdZhy1GAJpzVQTCt740TumqZsxTdG+vZRjyW2/FvLMTzV/BBJD SOXUsgZHURMPUi0YOxn40/KRg0ohlv9/AHtK0oq9pu/Yh0ejfER6C4JvRMbu/kwWNRft 7YyQ5dsrxVJlpxyq7FjE0dk8nkWdXkNJ/vs7b0rCuA/oj5O0aMgrxZ58mEkW1D2f3mlN 4GZCx1veomq78558jjAyLmDPQ7I9nDHUD81MtL4CoyVER0w24uAK7MnoCNzAJfxLl8il JrIR1MQQ7APB/nCO/0fpQesZukSJCbx5BSrc/7R2KiOfM1wRjwf8ihQrk28fqrLwNUi9 xZVQ== X-Gm-Message-State: AIVw110AkZzOjbGMcFPuIRaE9Fs9Lkrn6Nvos64nvDlCmGE9lvz0AbM3 5O6E/bYGeI5nPtFJRBS+8A== X-Received: by 10.99.146.2 with SMTP id o2mr17615459pgd.54.1501657301916; Wed, 02 Aug 2017 00:01:41 -0700 (PDT) Received: from [192.168.0.29] ([106.51.65.217]) by smtp.gmail.com with ESMTPSA id n11sm56940288pgr.76.2017.08.02.00.01.40 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 02 Aug 2017 00:01:41 -0700 (PDT) Content-Type: text/plain; charset=us-ascii Mime-Version: 1.0 (Mac OS X Mail 10.3 \(3273\)) From: Kumaraparameshwaran Rathnavel In-Reply-To: Date: Wed, 2 Aug 2017 12:31:39 +0530 Cc: "users@dpdk.org" , "Wiles, Keith" Content-Transfer-Encoding: quoted-printable Message-Id: <6882F2EB-D0B1-4627-844A-E284883A8CD9@cloudsimple.com> References: <99B91E22-DBFB-46AE-9CFC-8C162848FC4B@cloudsimple.com> To: Kyle Larose X-Mailer: Apple Mail (2.3273) Subject: Re: [dpdk-users] Failed to remap 2 MB pages X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 02 Aug 2017 07:01:43 -0000 Hi Kyle, I have rebooted it couple of times. Did not have any impact, I doubt if = that is the case because in the code before the mmap call there is check = for the memory. Please correct me if I am wrong. Thanking You, Param. > On 02-Aug-2017, at 11:34 AM, Kyle Larose wrote: >=20 > Could it have to do with memory fragmentation? What if you reboot? = What if you configure the huge pages on the grub command line so they = are allocated at boot? >=20 > -----Original Message----- > From: users [mailto:users-bounces@dpdk.org] On Behalf Of = Kumaraparameshwaran Rathnavel > Sent: Tuesday, August 01, 2017 7:41 PM > To: users@dpdk.org; Wiles, Keith > Subject: [dpdk-users] Failed to remap 2 MB pages >=20 > Hi All, >=20 > I am getting the error Failed to remap 2 MB pages when I give 32GB of = memory to DPDK. I have a 256GB system and it was working for 16GB and I = had 8192 number of Huge pages previously. Now for 32GB I have increased = it to 16384 entries and I am facing this error. I guess this is not = because of the unavailability of physical memory.=20 >=20 > Please correct me if I am wrong, >=20 > Thanking You, > Param.