Hi Ashish, The DPDK plugin for mlx5 NICs is not supported by the current code on master. We strongly encourage you to try the rdma plugin, which offers a native VPP driver for mlx5 NICs without relying on DPDK. The use of this driver is documented in src/plugins/rdma/rdma_doc.md.
Best regards Mohammed > On 19 Nov 2020, at 13:18, [email protected] wrote: > > Hi vpp devs, > > I have been trying to run vpp on latest master branch with mlx 5 enables on > centos 8.2 machine . > I have downloaded and installed the mellanox driver from > url:https://www.mellanox.com/products/infiniband-drivers/linux/mlnx_ofed and > installed the following dependencies: > #yum install perl-Term-ANSIColor > #yum install tcl tk python36 > #./mlnxofedinstall --upstream-libs --dpdk --without-fw-update > #/etc/init.d/openibd restart > > I cloned the latest master branch (v21.01-rc0) (git clone -b master > https://gerrit.fd.io/r/vpp) > I enabled mlx5 from file:build/external/packages/dpdk.mk > DPDK_MLX5_PMD ?= y > DPDK_MLX5_COMMON_PMD ?= y > > Then I followed these steps to compile vpp : > > #make wipe-release > #make install-dep > #make install-ext-deps > #make build-release > # make pkg-rpm > #rpm -ivh *.rpm > > The compilation went fine , but got the following issue while installing the > rpm files: > #rpm -ivh *.rpm > error: Failed dependencies: > python(abi) = 2.7 is needed by vpp-api-python-21.01-rc0~352_g1f85dad1e.x86_64 > python-setuptools is needed by vpp-api-python-21.01-rc0~352_g1f85dad1e.x86_64 > > I changed line 143 on extras/rpm/vpp.spec: From "python-setuptools" to " > python3-setuptools". > Then , I proceeded with re-compile, and was able to install vpp successfully > after that. > > But when starting vpp, it kept crashing with error below: > > Nov 6 15:01:44 sim01 systemd[1]: Starting Vector Packet Processing Process... > Nov 6 15:01:44 sim01 systemd[1]: Started Vector Packet Processing Process. > Nov 6 15:01:44 sim01 vpp[1557233]: /usr/bin/vpp: symbol lookup error: > /usr/lib/vpp_plugins/dpdk_plugin.so: undefined symbol: ibv_fork_init > Nov 6 15:01:44 sim01 systemd[1]: vpp.service: Main process exited, > code=exited, status=127/n/a > Nov 6 15:01:44 sim01 systemd[1]: vpp.service: Failed with result 'exit-code'. > Nov 6 15:01:48 sim01 systemd[1]: Stopped Vector Packet Processing Process. > > How can I compile vpp with mlx so that it didn't crash . > > Thanks and Regards, > Ashish > > >
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