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charset="Windows-1252" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 Subject: Re: [dpdk-users] =?windows-1252?q?How_to_address_the_error_=93MBUF?= =?windows-1252?q?=3A_error_setting_mempool_handler=94_seen_with_DPDK_20?= =?windows-1252?q?=2E11?= X-BeenThere: users@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK usage discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: users-bounces@dpdk.org Sender: "users" Update: Had few issues with DPDK 20.11 in Centos-7. * Installing Mellanox libverbs somehow affects the cflags and ldflags = for dpdk libdpdk.pc * pkg-config from the installed target was also incorrect. Manually updating libdpdk.pc to include the static libraries under -Wl,--wh= ole-archive and -Wl,--no-whole-archive Regards, Prashanth From: Prashanth Fernando Sent: 02 June 2021 02:12 To: users@dpdk.org Subject: How to address the error =93MBUF: error setting mempool handler=94= seen with DPDK 20.11 Hi all, I did a static linking of libdpdk to my application and when I start the ap= plication EAL init fails. Logs: EAL: Detected 80 lcore(s) EAL: Detected 2 NUMA nodes EAL: Detected static linkage of DPDK EAL: Multi-process socket /var/run/dpdk/rte/mp_socket EAL: Selected IOVA mode 'VA' EAL: Probing VFIO support... EAL: VFIO support initialized EAL: No legacy callbacks, legacy socket not created MBUF: error setting mempool handler EAL: Error - exiting with code: 1 Cause: Cannot init packet mbuf pool Invalid argument I installed DPDK-20.11 in my test server, using the following commands. # meson build #cd build #ninja ; ninja install I built my application Makefile taking l2fwd Makefile as an example, not su= re what I am missing. Looking out for suggestions. Regards, Prashanth Tata Communications - Public Tata Communications - Public