[dpdk-users] Issue while running more than 64 core

jayachandran.subramanian at wipro.com jayachandran.subramanian at wipro.com
Thu Sep 22 14:07:17 CEST 2016

I am running DPDK on 96 core machine (4 E7 CPUs with 24 cores each) ,we unable to utilize more than 64 core on 96 CPU server.

CLI : AuthEngine --dpdk-pmd --network-stack native -c64 --host-ipv4-addr 10.165.*.* --gw-ipv4-addr 10.165.*.* --netmask-ipv4-addr 255.255.255.*

Error : Failed to bootstrap AuthEngine: _Base_bitset::_M_do_to_ulong

Please find the LSCPU details

[ bin]$ lscpu
Architecture:          x86_64
CPU op-mode(s):        32-bit, 64-bit
Byte Order:            Little Endian
CPU(s):                96
On-line CPU(s) list:   0-95
Thread(s) per core:    1
Core(s) per socket:    24
Socket(s):             4
NUMA node(s):          4
Vendor ID:             GenuineIntel
CPU family:            6
Model:                 79
Model name:            Intel(R) Xeon(R) CPU E7-8890 v4 @ 2.20GHz
Stepping:              1
CPU MHz:               1830.554
BogoMIPS:              4396.69
Virtualization:        VT-x
L1d cache:             32K
L1i cache:             32K
L2 cache:              256K
L3 cache:              61440K
NUMA node0 CPU(s):     0-23
NUMA node1 CPU(s):     24-47
NUMA node2 CPU(s):     48-71
NUMA node3 CPU(s):     72-95

Please let us know the resolution

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