usnistgov / ndn-dpdk

NDN-DPDK: High-Speed Named Data Networking Forwarder
https://www.nist.gov/publications/ndn-dpdk-ndn-forwarding-100-gbps-commodity-hardware
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rte_eal_init 95 Operation not supported | EAL: FATAL: unsupported cpu type #88

Closed zjzzs100 closed 1 month ago

zjzzs100 commented 1 month ago

when i use "ndndpdk-svc" to Start the ndn-dpdk service,then i open a new terminal,and "cd /usr/local/share/ndn-dpdk",and i use"cat forwarder.json | ndndpdk-ctrl activate-forwarder"to activate forwarder.it give an error: graphql: rte_eal_init 95 Operation not supported This system does not support "VPCLMULQDQ". Please check that RTE_MACHINE is set correctly. EAL: FATAL: unsupported cpu type. {"level":"error","ts":1729349193.2158067,"logger":"DPDK","msg":"EAL: unsupported cpu type."} {"level":"error","ts":1729349193.2159224,"logger":"ealinit","msg":"EAL init error","error":"rte_eal_init 95 Operation not supported","args":"--lcores \(0,1,2,3,4,5\)@\(0,1\) --main-lcore 3 --in-memory --single-file-segments -d /usr/local/lib/dpdk/pmds-24.1 -a 00:00.0"} {"level":"fatal","ts":1729349193.3178642,"logger":"main","msg":"activate error","role":"forwarder","error":"rte_eal_init 95 Operation not supported"} E0955A4EC4FBECA97A2B9E505C616563

yoursunny commented 1 month ago

How did you build and install NDN-DPDK? Importantly, did you build and install on the same machine, or is it built on one machine and copied to a different machine?

zjzzs100 commented 1 month ago

How did you build and install NDN-DPDK? Importantly, did you build and install on the same machine, or is it built on one machine and copied to a different machine?

yes,i removed the virtual machine to another computer。i will try to install it again on a new virtual machine

yoursunny commented 1 month ago

i moved the virtual machine to another computer

DPDK builds are CPU specific due to -march usage. If you need to support VM migration across different host CPUs, you should configure KVM to expose CPU features that are common to all your hosts.

zjzzs100 commented 1 month ago

when i install the NDN-DPDK in a VM,The error disappeared