Droplet Intel DPDK support
Hi
I am able to run mTCP + DPDK on my home KVM guest fine with virtio, but if i run the same mTCP + DPDK app on DO minimum ( $5/month) droplet with priviate network interface attached to DPDK virtio pmd driver, the mTCP app got killed
here is my app output:
root@ubuntu-512mb-nyc2-01:~/mtcp# ./apps/example/epwget 10.128.32.188 1
Application configuration:
URL: /
# of total_flows: 1
# of cores: 1
Concurrency: 0
---------------------------------------------------------------------------------
Loading mtcp configuration from : /etc/mtcp/config/epwget.conf
Loading interface setting
EAL: Detected lcore 0 as core 0 on socket 0
EAL: Support maximum 128 logical core(s) by configuration.
EAL: Detected 1 lcore(s)
EAL: Auto-detected process type: PRIMARY
EAL: Probing VFIO support...
EAL: Module /sys/module/vfio_pci not found! error 2 (No such file or directory)
EAL: VFIO modules not loaded, skipping VFIO support...
EAL: Setting up physically contiguous memory...
EAL: Ask a virtual area of 0x600000 bytes
EAL: Virtual area found at 0x7f88efc00000 (size = 0x600000)
EAL: Ask a virtual area of 0x200000 bytes
EAL: Virtual area found at 0x7f88ef800000 (size = 0x200000)
EAL: Ask a virtual area of 0x13e00000 bytes
EAL: Virtual area found at 0x7f88db800000 (size = 0x13e00000)
EAL: Ask a virtual area of 0x400000 bytes
EAL: Virtual area found at 0x7f88db200000 (size = 0x400000)
EAL: Ask a virtual area of 0xa00000 bytes
EAL: Virtual area found at 0x7f88da600000 (size = 0xa00000)
EAL: Ask a virtual area of 0x400000 bytes
EAL: Virtual area found at 0x7f88da000000 (size = 0x400000)
EAL: Ask a virtual area of 0xe00000 bytes
EAL: Virtual area found at 0x7f88d9000000 (size = 0xe00000)
EAL: Ask a virtual area of 0x200000 bytes
EAL: Virtual area found at 0x7f88d8c00000 (size = 0x200000)
EAL: Requesting 180 pages of size 2MB from socket 0
EAL: TSC frequency is ~2400027 KHz
EAL: WARNING: cpu flags constant_tsc=yes nonstop_tsc=no -> using unreliable clock cycles !
EAL: open shared lib /root/mtcp/librte_pmd_virtio.so
EAL: Master lcore 0 is ready (tid=f1c8a940;cpuset=[0])
EAL: PCI device 0000:00:04.0 on NUMA socket -1
EAL: probe driver: 1af4:1000 rte_virtio_pmd
EAL: PCI memory mapped at 0x7f88f0200000
PMD: virtio_read_caps(): [40] skipping non VNDR cap id: 11
PMD: virtio_read_caps(): no modern virtio pci device found.
PMD: vtpci_init(): trying with legacy virtio pci.
EAL: PCI Port IO found start=0xc0c0
PMD: virtio_negotiate_features(): guest_features before negotiate = 100cf8020
PMD: virtio_negotiate_features(): host_features before negotiate = 719fffe7
PMD: virtio_negotiate_features(): features after negotiate = 8f8020
PMD: eth_virtio_dev_init(): PORT MAC: 04:01:DF:1E:D5:02
PMD: eth_virtio_dev_init(): VIRTIO_NET_F_MQ is not supported
PMD: virtio_dev_cq_queue_setup(): >>
PMD: virtio_dev_queue_setup(): setting up queue: 2
PMD: virtio_dev_queue_setup(): vq_size: 64 nb_desc:0
PMD: virtio_dev_queue_setup(): vring_size: 4612, rounded_vring_size: 8192
PMD: virtio_dev_queue_setup(): vq->vq_ring_mem: 0x1b142000
PMD: virtio_dev_queue_setup(): vq->vq_ring_virt_mem: 0x7f88da142000
PMD: eth_virtio_dev_init(): config->max_virtqueue_pairs=1
PMD: eth_virtio_dev_init(): config->status=1
PMD: eth_virtio_dev_init(): PORT MAC: 04:01:DF:1E:D5:02
PMD: eth_virtio_dev_init(): hw->max_rx_queues=1 hw->max_tx_queues=1
PMD: eth_virtio_dev_init(): port 0 vendorID=0x1af4 deviceID=0x1000
PMD: virtio_dev_vring_start(): >>
Total number of attached devices: 1
Interface name: dpdk0
Configurations:
Number of CPU cores available: 1
Number of CPU cores to use: 1
Number of source ip to use: 32
Maximum number of concurrency per core: 10000
Maximum number of preallocated buffers per core: 1000
Receive buffer size: 128
Send buffer size: 1024
TCP timeout seconds: 30
TCP timewait seconds: 0
NICs to print statistics: dpdk0
---------------------------------------------------------------------------------
Interfaces:
name: dpdk0, ifindex: 0, hwaddr: 04:01:DF:1E:D5:02, ipaddr: 10.128.6.216, netmask: 255.255.0.0
Number of NIC queues: 1
---------------------------------------------------------------------------------
Loading routing configurations from : /etc/mtcp/config/route.conf
Routes:
Destination: 10.128.0.0/16, Mask: 255.255.0.0, Masked: 10.128.0.0, Route: ifdx-0
Destination: 10.128.0.0/16, Mask: 255.255.0.0, Masked: 10.128.0.0, Route: ifdx-0
---------------------------------------------------------------------------------
Loading ARP table from : /etc/mtcp/config/arp.conf
ARP Table:
IP addr: 10.128.32.188, dst_hwaddr: 04:01:E1:2F:04:02
---------------------------------------------------------------------------------
Initializing port 0... PMD: virtio_dev_configure(): configure
PMD: virtio_dev_rx_queue_setup(): >>
PMD: virtio_dev_queue_setup(): setting up queue: 0
PMD: virtio_dev_queue_setup(): vq_size: 256 nb_desc:128
PMD: virtio_dev_queue_setup(): vring_size: 10244, rounded_vring_size: 12288
PMD: virtio_dev_queue_setup(): vq->vq_ring_mem: 0x1b11c000
PMD: virtio_dev_queue_setup(): vq->vq_ring_virt_mem: 0x7f88da11c000
PMD: virtio_dev_tx_queue_setup(): >>
PMD: virtio_dev_queue_setup(): setting up queue: 1
PMD: virtio_dev_queue_setup(): vq_size: 256 nb_desc:512
PMD: virtio_dev_queue_setup(): vring_size: 10244, rounded_vring_size: 12288
PMD: virtio_dev_queue_setup(): vq->vq_ring_mem: 0x1b117000
PMD: virtio_dev_queue_setup(): vq->vq_ring_virt_mem: 0x7f88da117000
PMD: virtio_dev_link_update(): Get link status from hw
PMD: virtio_dev_link_update(): Port 0 is up
PMD: virtio_dev_rxtx_start(): >>
PMD: virtio_dev_vring_start(): >>
PMD: virtio_dev_vring_start(): Allocated 256 bufs
PMD: virtio_dev_vring_start(): >>
PMD: virtio_dev_start(): nb_queues=1
PMD: virtio_dev_start(): Notified backend at initialization
rte_eth_dev_config_restore: port 0: MAC address array not supported
PMD: virtio_send_command(): vq->vq_desc_head_idx = 0, status = 255, vq->hw->cvq = 0x7f88da144c40 vq = 0x7f88da144c40
PMD: virtio_send_command(): vq->vq_queue_index = 2
PMD: virtio_send_command(): vq->vq_free_cnt=64
vq->vq_desc_head_idx=0
PMD: virtio_send_command(): vq->vq_desc_head_idx = 0, status = 255, vq->hw->cvq = 0x7f88da144c40 vq = 0x7f88da144c40
PMD: virtio_send_command(): vq->vq_queue_index = 2
PMD: virtio_send_command(): vq->vq_free_cnt=64
vq->vq_desc_head_idx=0
PMD: virtio_dev_link_update(): Get link status from hw
PMD: virtio_dev_link_update(): Port 0 is up
done:
PMD: virtio_send_command(): vq->vq_desc_head_idx = 0, status = 255, vq->hw->cvq = 0x7f88da144c40 vq = 0x7f88da144c40
PMD: virtio_send_command(): vq->vq_queue_index = 2
PMD: virtio_send_command(): vq->vq_free_cnt=64
vq->vq_desc_head_idx=0
Port 0, MAC address: 04:01:DF:1E:D5:02
Checking link statusPMD: virtio_dev_link_update(): Get link status from hw
PMD: virtio_dev_link_update(): Port 0 is up
done
PMD: virtio_dev_link_update(): Get link status from hw
PMD: virtio_dev_link_update(): Port 0 is up
Port 0 Link Up - speed 10000 Mbps - full-duplex
Configuration updated by mtcp_setconf().
CPU 0: initialization finished.
[mtcp_create_context:1173] CPU 0 is now the master thread.
[CPU 0] dpdk0 flows: 0, RX: 0(pps) (err: 0), 0.00(Gbps), TX: 0(pps), 0.00(Gbps)
[ ALL ] dpdk0 flows: 0, RX: 0(pps) (err: 0), 0.00(Gbps), TX: 0(pps), 0.00(Gbps)
Killed <====================KILLED HERE
does DO support binding private interface to DPDK virtio PMD driver?
