numam-dpdk/doc/guides/rel_notes/supported_features.rst

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Supported Features
==================

*   Packet Distributor library for dynamic, single-packet at a time, load balancing

*   IP fragmentation and reassembly library

*   Support for IPv6 in IP fragmentation and reassembly sample applications

*   Support for VFIO for mapping BARs and setting up interrupts

*   Link Bonding PMD Library supporting round-robin, active backup, balance(layer 2, layer 2+3, and layer 3+4), broadcast bonding modes
    802.3ad link aggregation (mode 4), transmit load balancing (mode 5) and adaptive load balancing (mode 6)

*   Support zero copy mode RX/TX in user space vhost sample

*   Support multiple queues in virtio-net PMD

*   Support for Intel 40GbE Controllers:

    *   Intel® XL710 40 Gigabit Ethernet Controller

    *   Intel® X710 40 Gigabit Ethernet Controller

*   Support NIC filters in addition to flow director for Intel® 1GbE and 10GbE Controllers

*   Virtualization (KVM)

    *   Userspace vhost switch:

        New sample application to support userspace virtio back-end in host and packet switching between guests.

*   Virtualization (Xen)

    *   Support for DPDK application running on Xen Domain0 without hugepages.

    *   Para-virtualization

        Support front-end Poll Mode Driver in guest domain

        Support userspace packet switching back-end example in host domain

*   FreeBSD* 9.2 support for librte_pmd_e1000, librte_pmd_ixgbe and Virtual Function variants.
    Please refer to the *DPDK for FreeBSD\* Getting Started Guide*.
    Application support has been added for the following:

    *   multiprocess/symmetric_mp

    *   multiprocess/simple_mp

    *   l2fwd

    *   l3fwd

*   Support for sharing data over QEMU IVSHMEM

*   Support for Intel® Communications Chipset 8925 to 8955 Series in the DPDK-QAT Sample Application

*   New VMXNET3 driver for the paravirtual device presented to a VM by the VMware* ESXi Hypervisor.

*   BETA: example support for basic Netmap applications on DPDK

*   Support for the wireless KASUMI algorithm in the dpdk_qat sample application

*   Hierarchical scheduler implementing 5-level scheduling hierarchy (port, sub-port, pipe, traffic class, queue)
    with 64K leaf nodes (packet queues).

*   Packet dropper based on Random Early Detection (RED) congestion control mechanism.

*   Traffic Metering based on Single Rate Three Color Marker (srTCM) and Two Rate Three Color Marker (trTCM).

*   An API for configuring RSS redirection table on the fly

*   An API to support KNI in a multi-process environment

*   IPv6 LPM forwarding

*   Power management library and sample application using CPU frequency scaling

*   IPv4 reassembly sample application

*   Quota & Watermarks sample application

*   PCIe Multi-BAR Mapping Support

*   Support for Physical Functions in Poll Mode Driver for the following devices:

    *   Intel® 82576 Gigabit Ethernet Controller

    *   Intel® i350 Gigabit Ethernet Controller

    *   Intel® 82599 10-Gigabit Ethernet Controller

    *   Intel® XL710/X710 40-Gigabit Ethernet Controller

*   Quality of Service (QoS) Hierarchical Scheduler: Sub-port Traffic Class Oversubscription

*   Multi-thread Kernel NIC Interface (KNI) for performance improvement

*   Virtualization (KVM)

    *   Para-virtualization

        Support virtio front-end poll mode driver in guest virtual machine
        Support vHost raw socket interface as virtio back-end via KNI

    *   SR-IOV Switching for the 10G Ethernet Controller

        Support Physical Function to start/stop Virtual Function Traffic

        Support Traffic Mirroring (Pool, VLAN, Uplink and Downlink)

        Support VF multiple MAC addresses (Exact/Hash match), VLAN filtering

        Support VF receive mode configuration

*   Support VMDq for 1 GbE and 10 GbE NICs

*   Extension for the Quality of Service (QoS) sample application to allow statistics polling

*   New libpcap  -based poll-mode driver, including support for reading from 3rd Party NICs
    using Linux kernel drivers

*   New multi-process example using fork() to demonstrate application resiliency and recovery,
    including reattachment to and re-initialization of shared data structures where necessary

*   New example (vmdq) to demonstrate VLAN-based packet filtering

*   Improved scalability for scheduling large numbers of timers using the rte_timer library

*   Support for building the DPDK as a shared library

*   Support for Intel® Ethernet Server Bypass Adapter X520-SR2

*   Poll Mode Driver support for the Intel®  Ethernet Connection I354 on the Intel®  Atom™ 
    Processor C2000 Product Family SoCs

*   IPv6 exact match flow classification in the l3fwd sample application

*   Support for multiple instances of the Intel®  DPDK

*   Support for Intel®  82574L Gigabit Ethernet Controller - Intel®  Gigabit CT Desktop Adapter
    (previously code named "Hartwell")

*   Support for Intel® Ethernet Controller I210 (previously code named "Springville")

*   Early access support for the Quad-port Intel®  Ethernet Server Adapter X520-4 and X520-DA2
    (code named "Spring Fountain")

*   Support for Intel®  X710/XL710 40 Gigabit Ethernet Controller (code named "Fortville")

*   Core components:

    *   rte_mempool: allocator for fixed-sized objects

    *   rte_ring: single- or multi- consumer/producer queue implementation

    *   rte_timer: implementation of timers

    *   rte_malloc: malloc-like allocator

    *   rte_mbuf: network packet buffers, including fragmented buffers

    *   rte_hash: support for exact-match flow classification in software

    *   rte_lpm: support for longest prefix match in software for IPv4 and IPv6

    *   rte_sched: support for QoS scheduling

    *   rte_meter: support for QoS traffic metering

    *   rte_power: support for  power management

    *   rte_ip_frag: support for IP fragmentation and reassembly

*   Poll Mode Driver - Common (rte_ether)

    *   VLAN support

    *   Support for Receive Side Scaling (RSS)

    *   IEEE1588

    *   Buffer chaining; Jumbo frames

    *   TX checksum calculation

    *   Configuration of promiscuous mode, and multicast packet receive filtering

    *   L2 Mac address filtering

    *   Statistics recording

*   IGB Poll Mode Driver - 1 GbE Controllers (librte_pmd_e1000)

    *   Support for Intel® 82576 Gigabit Ethernet Controller (previously code named "Kawela")

    *   Support for Intel® 82580 Gigabit Ethernet Controller (previously code named "Barton Hills")

    *   Support for Intel®  I350 Gigabit Ethernet Controller (previously code named "Powerville")

    *   Support for Intel® 82574L Gigabit Ethernet Controller - Intel® Gigabit CT Desktop Adapter
        (previously code named "Hartwell")

    *   Support for Intel® Ethernet Controller I210 (previously code named "Springville")

    *   Support for L2 Ethertype filters, SYN filters, 2-tuple filters and Flex filters for 82580 and i350

    *   Support for L2 Ethertype filters, SYN filters and L3/L4 5-tuple filters for 82576

*   Poll Mode Driver - 10 GbE Controllers (librte_pmd_ixgbe)

    *   Support for Intel® 82599 10 Gigabit Ethernet Controller (previously code named "Niantic")

    *   Support for Intel® Ethernet Server Adapter X520-T2 (previously code named "Iron Pond")

    *   Support for Intel® Ethernet Controller X540-T2 (previously code named "Twin Pond")

    *   Support for Virtual Machine Device Queues (VMDq) and Data Center Bridging (DCB) to divide
        incoming traffic into 128 RX queues. DCB is also supported for transmitting packets.

    *   Support for auto negotiation down to 1 Gb

    *   Support for Flow Director

    *   Support for L2 Ethertype filters, SYN filters and L3/L4 5-tuple filters for 82599EB

*   Poll Mode Driver - 40 GbE Controllers (librte_pmd_i40e)

    *   Support for Intel® XL710 40 Gigabit Ethernet Controller

    *   Support for Intel® X710 40 Gigabit Ethernet Controller

*   Environment Abstraction Layer (librte_eal)

    *   Multi-process support

    *   Multi-thread support

    *   1 GB and 2 MB page support

    *   Atomic integer operations

    *   Querying CPU support of specific features

    *   High Precision Event Timer support (HPET)

    *   PCI device enumeration and blacklisting

    *   Spin locks and R/W locks

*   Test PMD application

    *   Support for PMD driver testing

*   Test application

    *   Support for core component tests

*   Sample applications

    *   Command Line

    *   Exception Path (into Linux* for packets using the Linux TUN/TAP driver)

    *   Hello World

    *   Integration with Intel® Quick Assist Technology drivers 1.0.0, 1.0.1 and 1.1.0 on Intel® 
        Communications Chipset 89xx Series C0 and C1 silicon.

    *   Link Status Interrupt (Ethernet* Link Status Detection

    *   IPv4 Fragmentation

    *   IPv4 Multicast

    *   IPv4 Reassembly

    *   L2 Forwarding (supports virtualized and non-virtualized environments)

    *   L2 Forwarding Job Stats

    *   L3 Forwarding (IPv4 and IPv6)

    *   L3 Forwarding in a Virtualized Environment

    *   L3 Forwarding with Power Management

    *   Bonding mode 6

    *   QoS Scheduling

    *   QoS Metering + Dropper

    *   Quota & Watermarks

    *   Load Balancing

    *   Multi-process

    *   Timer

    *   VMDQ and DCB L2 Forwarding

    *   Kernel NIC Interface (with ethtool support)

    *   Userspace vhost switch

*   Interactive command line interface (rte_cmdline)

*   Updated 10 GbE Poll Mode Driver (PMD) to the latest BSD code base providing support of newer
    ixgbe 10 GbE devices such as the Intel® X520-T2 server Ethernet adapter

*   An API for configuring Ethernet flow control

*   Support for interrupt-based Ethernet link status change detection

*   Support for SR-IOV functions on the Intel® 82599, Intel® 82576 and Intel® i350 Ethernet
    Controllers in a virtualized environment

*   Improvements to SR-IOV switch configurability on the Intel® 82599 Ethernet Controllers in
    a virtualized environment.

*   An API for L2 Ethernet Address "whitelist" filtering

*   An API for resetting statistics counters

*   Support for RX L4 (UDP/TCP/SCTP) checksum validation by NIC

*   Support for TX L3 (IPv4/IPv6) and L4 (UDP/TCP/SCTP) checksum calculation offloading

*   Support for IPv4 packet fragmentation and reassembly

*   Support for zero-copy Multicast

*   New APIs to allow the "blacklisting" of specific NIC ports.

*   Header files for common protocols (IP, SCTP, TCP, UDP)

*   Improved multi-process application support, allowing multiple co-operating DPDK
    processes to access the NIC port queues directly.

*   CPU-specific compiler optimization

*   Job stats library for load/cpu utilization measurements

*   Improvements to the Load Balancing sample application

*   The addition of a PAUSE instruction to tight loops for energy-usage and performance improvements

*   Updated 10 GbE Transmit architecture incorporating new upstream PCIe* optimizations.

*   IPv6 support:

    *   Support in Flow Director Signature Filters and masks

    *   RSS support in sample application that use RSS

    *   Exact match flow classification in the L3 Forwarding sample application

    *   Support in LPM for IPv6 addresses

* Tunneling packet support:

    *   Provide the APIs for VXLAN destination UDP port and VXLAN packet filter configuration
        and support VXLAN TX checksum offload on Intel® 40GbE Controllers.