EAL Command-line Options
------------------------
-The following are the EAL command-line options that can be used in conjunction with the testpmd,
-or any other DPDK application.
-See the DPDK Getting Started Guides for more information on these options.
-
-* ``-c COREMASK``
-
- Set the hexadecimal bitmask of the cores to run on.
-
-* ``-l CORELIST``
-
- List of cores to run on
-
- The argument format is ``<c1>[-c2][,c3[-c4],...]``
- where ``c1``, ``c2``, etc are core indexes between 0 and 128.
-
-* ``--lcores COREMAP``
-
- Map lcore set to physical cpu set
-
- The argument format is::
-
- <lcores[@cpus]>[<,lcores[@cpus]>...]
-
- Lcore and CPU lists are grouped by ``(`` and ``)`` Within the group.
- The ``-`` character is used as a range separator and ``,`` is used as a single number separator.
- The grouping ``()`` can be omitted for single element group.
- The ``@`` can be omitted if cpus and lcores have the same value.
-
-.. Note::
- At a given instance only one core option ``--lcores``, ``-l`` or ``-c`` can be used.
-
-
-* ``--master-lcore ID``
-
- Core ID that is used as master.
-
-* ``-n NUM``
-
- Set the number of memory channels to use.
-
-* ``-b, --pci-blacklist domain:bus:devid.func``
-
- Blacklist a PCI device to prevent EAL from using it. Multiple -b options are allowed.
-
-* ``-d LIB.so``
-
- Load an external driver. Multiple -d options are allowed.
-
-* ``-w, --pci-whitelist domain:bus:devid:func``
-
- Add a PCI device in white list.
-
-* ``-m MB``
-
- Memory to allocate. See also ``--socket-mem``.
-
-* ``-r NUM``
-
- Set the number of memory ranks (auto-detected by default).
-
-* ``-v``
-
- Display the version information on startup.
-
-* ``--syslog``
-
- Set the syslog facility.
-
-* ``--socket-mem``
-
- Set the memory to allocate on specific sockets (use comma separated values).
-
-* ``--huge-dir``
-
- Specify the directory where the hugetlbfs is mounted.
-
-* ``mbuf-pool-ops-name``:
-
- Pool ops name for mbuf to use.
-
-* ``--proc-type``
-
- Set the type of the current process.
-
-* ``--file-prefix``
-
- Prefix for hugepage filenames.
-
-* ``-vmware-tsc-map``
-
- Use VMware TSC map instead of native RDTSC.
-
-* ``--vdev``
-
- Add a virtual device using the format::
-
- <driver><id>[,key=val, ...]
-
- For example::
-
- --vdev 'net_pcap0,rx_pcap=input.pcap,tx_pcap=output.pcap'
-
-* ``--base-virtaddr``
-
- Specify base virtual address.
-
-* ``--create-uio-dev``
-
- Create ``/dev/uioX`` (usually done by hotplug).
-
-* ``--no-shconf``
-
- No shared config (mmap-ed files).
-
-* ``--no-pci``
-
- Disable pci.
-
-* ``--no-hpet``
-
- Disable hpet.
-
-* ``--no-huge``
-
- Use malloc instead of hugetlbfs.
+Please refer to :doc:`EAL parameters (Linux) <../linux_gsg/linux_eal_parameters>`
+or :doc:`EAL parameters (FreeBSD) <../freebsd_gsg/freebsd_eal_parameters>` for
+a list of available EAL command-line options.
Testpmd Command-line Options
sudo ./testpmd -l 0-3 -n 4 -- -i --portmask=0x1 --nb-cores=2
-The commandline options are:
+The command line options are:
* ``-i, --interactive``
Set the hexadecimal bitmask of the ports used by the packet forwarding test.
+* ``--portlist=X``
+
+ Set the forwarding ports based on the user input used by the packet forwarding test.
+ '-' denotes a range of ports to set including the two specified port IDs
+ ',' separates multiple port values.
+ Possible examples like --portlist=0,1 or --portlist=0-2 or --portlist=0,1-2 etc
+
* ``--numa``
Enable NUMA-aware allocation of RX/TX rings and of RX memory buffers
Set the socket from which all memory is allocated in NUMA mode,
where 0 <= N < number of sockets on the board.
-* ``--mbuf-size=N``
+* ``--mbuf-size=N[,N1[,...Nn]``
- Set the data size of the mbufs used to N bytes, where N < 65536. The default value is 2048.
+ Set the data size of the mbufs used to N bytes, where N < 65536.
+ The default value is 2048. If multiple mbuf-size values are specified the
+ extra memory pools will be created for allocating mbufs to receive packets
+ with buffer splittling features.
* ``--total-num-mbufs=N``
Set the maximum packet size to N bytes, where N >= 64. The default value is 1518.
+* ``--max-lro-pkt-size=N``
+
+ Set the maximum LRO aggregated packet size to N bytes, where N >= 64.
+
* ``--eth-peers-configfile=name``
Use a configuration file containing the Ethernet addresses of the peer ports.
XX:XX:XX:XX:XX:02
...
-
* ``--eth-peer=N,XX:XX:XX:XX:XX:XX``
Set the MAC address ``XX:XX:XX:XX:XX:XX`` of the peer port N,
where 0 <= N < ``CONFIG_RTE_MAX_ETHPORTS`` from the configuration file.
+* ``--tx-ip=SRC,DST``
+
+ Set the source and destination IP address used when doing transmit only test.
+ The defaults address values are source 198.18.0.1 and
+ destination 198.18.0.2. These are special purpose addresses
+ reserved for benchmarking (RFC 5735).
+
+* ``--tx-udp=SRC[,DST]``
+
+ Set the source and destination UDP port number for transmit test only test.
+ The default port is the port 9 which is defined for the discard protocol
+ (RFC 863).
+
* ``--pkt-filter-mode=mode``
Set Flow Director mode where mode is either ``none`` (the default), ``signature`` or ``perfect``.
Enable hardware VLAN extend.
+* ``--enable-hw-qinq-strip``
+
+ Enable hardware QINQ strip.
+
* ``--enable-drop-en``
Enable per-queue packet drop for packets with no descriptors.
* ``--port-topology=mode``
- Set port topology, where mode is ``paired`` (the default) or ``chained``.
+ Set port topology, where mode is ``paired`` (the default), ``chained`` or ``loop``.
In ``paired`` mode, the forwarding is between pairs of ports, for example: (0,1), (2,3), (4,5).
The ordering of the ports can be changed using the portlist testpmd runtime function.
+ In ``loop`` mode, ingress traffic is simply transmitted back on the same interface.
+
* ``--forward-mode=mode``
Set the forwarding mode where ``mode`` is one of the following::
io (the default)
mac
- mac_swap
+ macswap
flowgen
rxonly
txonly
icmpecho
ieee1588
tm
+ noisy
+ 5tswap
* ``--rss-ip``
Set the number of descriptors in the TX rings to N, where N > 0.
The default value is 512.
+* ``--hairpinq=N``
+
+ Set the number of hairpin queues per port to N, where 1 <= N <= 65535.
+ The default value is 0. The number of hairpin queues are added to the
+ number of TX queues and to the number of RX queues. then the first
+ RX hairpin is binded to the first TX hairpin, the second RX hairpin is
+ binded to the second TX hairpin and so on. The index of the first
+ RX hairpin queue is the number of RX queues as configured using --rxq.
+ The index of the first TX hairpin queue is the number of TX queues
+ as configured using --txq.
+
* ``--burst=N``
Set the number of packets per burst to N, where 1 <= N <= 512.
Set TX segment sizes or total packet length. Valid for ``tx-only``
and ``flowgen`` forwarding modes.
+* ``--txonly-multi-flow``
+
+ Generate multiple flows in txonly mode.
+
* ``--disable-link-check``
Disable check on link status when starting/stopping ports.
+* ``--disable-device-start``
+
+ Do not automatically start all ports. This allows testing
+ configuration of rx and tx queues before device is started
+ for the first time.
+
* ``--no-lsc-interrupt``
Disable LSC interrupts for all ports, even those supporting it.
Set the logical core N to perform bitrate calculation.
-* ``--print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|dev_probed|dev_released|all>``
+* ``--print-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|dev_probed|dev_released|flow_aged|all>``
Enable printing the occurrence of the designated event. Using all will
enable all of them.
-* ``--mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|dev_probed|dev_released|all>``
+* ``--mask-event <unknown|intr_lsc|queue_state|intr_reset|vf_mbox|macsec|intr_rmv|dev_probed|dev_released|flow_aged|all>``
Disable printing the occurrence of the designated event. Using all will
disable all of them.
Set the hexadecimal bitmask of TX queue offloads.
The default value is 0.
+* ``--rx-offloads=0xXXXXXXXX``
+
+ Set the hexadecimal bitmask of RX queue offloads.
+ The default value is 0.
+
* ``--hot-plug``
- Enable device event monitor machenism for hotplug.
+ Enable device event monitor mechanism for hotplug.
* ``--vxlan-gpe-port=N``
Set the UDP port number of tunnel VXLAN-GPE to N.
The default value is 4790.
+* ``--geneve-parsed-port=N``
+
+ Set the UDP port number that is used for parsing the GENEVE protocol to N.
+ HW may be configured with another tunnel Geneve port.
+ The default value is 6081.
+
* ``--mlockall``
Enable locking all memory.
* ``--no-mlockall``
Disable locking all memory.
+
+* ``--mp-alloc <native|anon|xmem|xmemhuge>``
+
+ Select mempool allocation mode:
+
+ * native: create and populate mempool using native DPDK memory
+ * anon: create mempool using native DPDK memory, but populate using
+ anonymous memory
+ * xmem: create and populate mempool using externally and anonymously
+ allocated area
+ * xmemhuge: create and populate mempool using externally and anonymously
+ allocated hugepage area
+
+* ``--noisy-tx-sw-buffer-size``
+
+ Set the number of maximum elements of the FIFO queue to be created
+ for buffering packets. Only available with the noisy forwarding mode.
+ The default value is 0.
+
+* ``--noisy-tx-sw-buffer-flushtime=N``
+
+ Set the time before packets in the FIFO queue is flushed.
+ Only available with the noisy forwarding mode. The default value is 0.
+
+* ``--noisy-lkup-memory=N``
+
+ Set the size of the noisy neighbor simulation memory buffer in MB to N.
+ Only available with the noisy forwarding mode. The default value is 0.
+
+
+* ``--noisy-lkup-num-reads=N``
+
+ Set the number of reads to be done in noisy neighbor simulation memory buffer to N.
+ Only available with the noisy forwarding mode. The default value is 0.
+
+* ``--noisy-lkup-num-writes=N``
+
+ Set the number of writes to be done in noisy neighbor simulation memory buffer to N.
+ Only available with the noisy forwarding mode. The default value is 0.
+
+* ``--noisy-lkup-num-reads-writes=N``
+
+ Set the number of r/w accesses to be done in noisy neighbor simulation memory buffer to N.
+ Only available with the noisy forwarding mode. The default value is 0.
+
+* ``--no-iova-contig``
+
+ Enable to create mempool which is not IOVA contiguous. Valid only with --mp-alloc=anon.
+ The default value is 0.
+
+* ``--rx-mq-mode``
+
+ Set the hexadecimal bitmask of RX multi queue mode which can be enabled.
+ The default value is 0x7::
+
+ ETH_MQ_RX_RSS_FLAG | ETH_MQ_RX_DCB_FLAG | ETH_MQ_RX_VMDQ_FLAG
+
+* ``--record-core-cycles``
+
+ Enable measurement of CPU cycles per packet.
+
+* ``--record-burst-stats``
+
+ Enable display of RX and TX burst stats.
+
+* ``--hairpin-mode=0xXX``
+
+ Set the hairpin port mode with bitmask, only valid when hairpin queues number is set.
+ bit 4 - explicit Tx flow rule
+ bit 1 - two hairpin ports paired
+ bit 0 - two hairpin ports loop
+ The default value is 0. Hairpin will use single port mode and implicit Tx flow mode.
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