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Tue, 10 Oct 2017 15:00:32 +0000 From: Andrew Bainbridge To: "users@dpdk.org" Thread-Topic: testpmd - Cannot allocate memory error Thread-Index: AdNB1soBUczQX4wySk+KznbIWRkrLA== Date: Tue, 10 Oct 2017 15:00:32 +0000 Message-ID: Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [217.37.4.113] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1; HE1PR83MB0044; 6:Nmyip07sjtKJd7TIigOiVlKQ1KuL0qE9x6y3NF43PJPE1Tn3i+mgAqPu5cCyREeL05xpff8nIMOpPzOhsm9ySd7iJO0J41fSDL6lDn1k99N6lqICWZlHY7Lu70gS9gu17SddQr7ilQYvXHh8v9lEHQyywoBDpy15mwI3wBZpNF1et2gvqxaytC9gHS3EDkgSZoQwvrpi1gVS4cSJtahkZMTrH37uujGti7Biz+fViDbQBFazT/I7CtCiVzXYSh483rKvu1L4oHt2fjy9wbNDx7oPm/kFJ3WTyBc8TZjrgsF56WyopU8mq/zVwxLTrzcBKvpi9dsJMHaqD8jF2dw8pg==; 5:Qvkavmt2UB/3nv35kkbwUTekr/rjD6V3hKqs+kNULEbL7HsIG5C5s3HHDdt6xZSrk6WtjnjXYZcoPOO6Y86vMToLoC5AcGEW7LQIYpgCur+zkrhCWLdoF4zTi5RJE0cNG/2TyKSKwbZI2Jazt3AzVA==; 24:SF8ts4I0Mvyhs7LpY0kMcFqt6G6jK8Y0HZe50Z1FCBpe3riVn9zv3zKyg/b7+YfEQDcNm/Bz0wHeRDDBn+N0H7bO5eY7wVi2njeSEfDsyCo=; 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FPR:; SPF:None; PTR:InfoNoRecords; A:1; MX:1; LANG:en; received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) authentication-results: spf=none (sender IP is ) smtp.mailfrom=andbain@microsoft.com; spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: f7ea332c-6c18-4881-217d-08d50fefa7b4 X-MS-Exchange-CrossTenant-originalarrivaltime: 10 Oct 2017 15:00:32.3520 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-Transport-CrossTenantHeadersStamped: HE1PR83MB0044 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.15 Subject: [dpdk-users] testpmd - Cannot allocate memory error 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: Tue, 10 Oct 2017 15:01:35 -0000 Hi I'm trying to get DPDK to work on some new machines to which I've just got access. I've used DPDK before on other machines, but this time I cannot get past a memory allocation error. I assume I've got something simple wrong with my configuration. I'd be grateful for any help tracking down the cause. Here's what I see: $ sudo ./testpmd EAL: Detected 16 lcore(s) EAL: No free hugepages reported in hugepages-1048576kB EAL: Probing VFIO support... EAL: No probed ethernet devices USER1: create a new mbuf pool : n=3D267456, size=3D2176= , socket=3D0 RING: Cannot reserve memory EAL: Error - exiting with code: 1 Cause: Creation of mbuf pool for socket 0 failed: Cannot allocate memory $ python dpdk-devbind.py --status Network devices using DPDK-compatible driver =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D 0000:03:00.0 'MT27500 Family [ConnectX-3] 1003' drv=3Digb_uio unused=3Duio_pci_generic $ hugeadm --pool-list Size Minimum Current Maximum Default 2097152 192 192 192 * 1073741824 0 0 0 $ uname -a Linux BELGRADE40G-02 4.4.0-96-generic #119-Ubuntu SMP Tue Sep 12 14:59:54 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux $ cat /proc/meminfo MemTotal: 65961040 kB MemFree: 64742388 kB MemAvailable: 64900376 kB Buffers: 61888 kB Cached: 439012 kB SwapCached: 0 kB Active: 297224 kB Inactive: 222076 kB Active(anon): 19860 kB Inactive(anon): 8568 kB Active(file): 277364 kB Inactive(file): 213508 kB Unevictable: 0 kB Mlocked: 0 kB SwapTotal: 67093500 kB SwapFree: 67093500 kB Dirty: 16 kB Writeback: 0 kB AnonPages: 18464 kB Mapped: 23580 kB Shmem: 10028 kB Slab: 136164 kB SReclaimable: 92940 kB SUnreclaim: 43224 kB KernelStack: 3824 kB PageTables: 2972 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 99877412 kB Committed_AS: 147072 kB VmallocTotal: 34359738367 kB VmallocUsed: 0 kB VmallocChunk: 0 kB HardwareCorrupted: 0 kB AnonHugePages: 0 kB CmaTotal: 0 kB CmaFree: 0 kB HugePages_Total: 192 HugePages_Free: 64 HugePages_Rsvd: 0 HugePages_Surp: 0 Hugepagesize: 2048 kB DirectMap4k: 105956 kB DirectMap2M: 4075520 kB DirectMap1G: 62914560 kB Thanks, Andrew