[root@vpn01 ~]# grep ix /var/run/dmesg.boot
ix0: <Intel(R) PRO/10GbE PCI-Express Network Driver, Version - 3.2.12-k> port 0x2020-0x203f mem 0x92c80000-0x92cfffff,0x93104000-0x93107fff at device 0.0 numa-domain 0 on pci5
ix0: Using MSI-X interrupts with 9 vectors
ix0: Ethernet address: 00:1b:21:bc:f7:88
ix0: PCI Express Bus: Speed 5.0GT/s Width x8
ix0: netmap queues/slots: TX 8/2048, RX 8/2048
...
ix1: <Intel(R) PRO/10GbE PCI-Express Network Driver, Version - 3.2.12-k> port 0x2000-0x201f mem 0x92c00000-0x92c7ffff,0x93100000-0x93103fff at device 0.1 numa-domain 0 on pci5
ix1: Using MSI-X interrupts with 9 vectors
ix1: Ethernet address: 00:1b:21:bc:f7:89
ix1: PCI Express Bus: Speed 5.0GT/s Width x8
ix1: netmap queues/slots: TX 8/2048, RX 8/2048


[root@vpn01 ~]# ifconfig ix0
ix0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
        options=e407bb<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,JUMBO_MTU,VLAN_HWCSUM,TSO4,TSO6,LRO,VLAN_HWTSO,RXCSUM_IPV6,TXCSUM_IPV6>
        media: Ethernet autoselect (10Gbase-Twinax <full-duplex,rxpause,txpause>)
        status: active

[root@vpn01 ~]# sysctl -a | grep hw.ix
hw.ixlv.tx_itr: 122
hw.ixlv.rx_itr: 62
hw.ixlv.dynamic_tx_itr: 0
hw.ixlv.dynamic_rx_itr: 0
hw.ixlv.enable_head_writeback: 0
hw.ixlv.txbr_size: 4096
hw.ixlv.max_queues: 0
hw.ixlv.rx_ring_size: 1024
hw.ixlv.tx_ring_size: 1024
hw.ixl.tx_itr: 122
hw.ixl.rx_itr: 62
hw.ixl.dynamic_tx_itr: 1
hw.ixl.dynamic_rx_itr: 1
hw.ixl.shared_debug_mask: 0
hw.ixl.core_debug_mask: 0
hw.ixl.enable_head_writeback: 1
hw.ixl.i2c_access_method: 0
hw.ixl.enable_tx_fc_filter: 1
hw.ixl.max_queues: 0
hw.ixl.rx_ring_size: 1024
hw.ixl.tx_ring_size: 1024
hw.ixl.enable_msix: 1
hw.ix.enable_rss: 1
hw.ix.enable_legacy_tx: 0
hw.ix.enable_fdir: 0
hw.ix.unsupported_sfp: 0
hw.ix.rxd: 2048
hw.ix.txd: 2048
hw.ix.num_queues: 8
hw.ix.enable_msix: 1
hw.ix.advertise_speed: 0
hw.ix.flow_control: 3
hw.ix.tx_process_limit: 256
hw.ix.rx_process_limit: 256
hw.ix.max_interrupt_rate: 31250
hw.ix.enable_aim: 1


[root@vpn01 ~]# ps -ax | grep ng_queue
   13  -  DL        1:19.83 [ng_queue]

[root@vpn01 ~]# vmstat -i
interrupt                          total       rate
irq18: ehci0 ehci1                593438          2
irq19: xhci0 uhci0                151661          1
cpu0:timer                     333798729       1126
cpu1:timer                      80596887        272
cpu2:timer                      68316481        230
cpu3:timer                      62829615        212
cpu4:timer                      65426990        221
cpu5:timer                      61281972        207
cpu6:timer                      72606071        245
cpu7:timer                      80381587        271
cpu8:timer                        338167          1
cpu9:timer                        334278          1
cpu10:timer                       345094          1
cpu11:timer                       341251          1
cpu12:timer                       348357          1
cpu13:timer                       345418          1
cpu14:timer                       355972          1
cpu15:timer                       348822          1
cpu16:timer                       363758          1
cpu17:timer                       358838          1
cpu18:timer                       372022          1
cpu19:timer                       365275          1
cpu20:timer                       378025          1
cpu21:timer                       368868          1
cpu22:timer                       404793          1
cpu23:timer                       379431          1
cpu24:timer                       719536          2
cpu25:timer                       736803          2
cpu26:timer                       721004          2
cpu27:timer                       771584          3
cpu28:timer                       698016          2
cpu29:timer                       765196          3
cpu30:timer                       729422          2
cpu31:timer                       719563          2
cpu32:timer                       730448          2
cpu33:timer                       743212          3
cpu34:timer                       717475          2
cpu35:timer                       729901          2
cpu36:timer                       764050          3
cpu37:timer                       775368          3
cpu38:timer                       729978          2
cpu39:timer                       729840          2
cpu40:timer                       737292          2
cpu41:timer                       726334          2
cpu42:timer                       748174          3
cpu43:timer                       763589          3
cpu44:timer                       702024          2
cpu45:timer                       734283          2
cpu46:timer                       778104          3
cpu47:timer                       726674          2
irq264: ciss0                     294635          1
irq265: ix0:q0                1058234772       3570
irq266: ix0:q1                 314446319       1061
irq267: ix0:q2                 242377355        818
irq268: ix0:q3                 234435036        791
irq269: ix0:q4                 239787916        809
irq270: ix0:q5                 221182858        746
irq271: ix0:q6                 253557678        855
irq272: ix0:q7                 280541017        946
irq273: ix0:link                       1          0
irq274: ix1:q0                1350701223       4556
irq275: ix1:q1                 280574085        946
irq276: ix1:q2                 216939645        732
irq277: ix1:q3                 212254157        716
irq278: ix1:q4                 212477860        717
irq279: ix1:q5                 201734514        681
irq280: ix1:q6                 230050766        776
irq281: ix1:q7                 250810043        846
irq282: ix1:link                       1          0
Total                         6649829551      22432


[root@vpn01 ~]# sysctl net.graph.threads
net.graph.threads: 48