From e3d806ce064bade2ad168c9df03e3cc2ee396cff Mon Sep 17 00:00:00 2001 From: François-Régis MENGUY Date: Tue, 20 Nov 2018 17:49:09 +0100 Subject: NFVBENCH-121 Add TRex parameters to tune performance and allocate ressources Change-Id: I3dd091575cce19a31e8aff3d56ed3ea7e930fe83 Signed-off-by: fmenguy --- nfvbench/cfg.default.yaml | 34 ++++++++++++++++++++++++++++++++++ 1 file changed, 34 insertions(+) (limited to 'nfvbench/cfg.default.yaml') diff --git a/nfvbench/cfg.default.yaml b/nfvbench/cfg.default.yaml index c2fa29e..5d12e39 100755 --- a/nfvbench/cfg.default.yaml +++ b/nfvbench/cfg.default.yaml @@ -214,6 +214,13 @@ traffic_generator: # software mode, therefore the performance of TRex will be significantly # lower. ONLY applies to trex-local. # Recommended to leave the default value (false) + # `limit_memory`: Specify the memory reserved for running the TRex traffic generator (in MB). Limit the amount + # of packet memory used. (Passed to dpdk as -m arg) + # ONLY applies to trex-local. + # `zmq_pub_port`: Specify the ZMQ pub port number for the TRex traffic generator instance (default value is 4500). + # ONLY applies to trex-local. + # `zmq_rpc_port`: Specify the ZMQ rpc port for the TRex traffic generator instance (default value is 4501). + # ONLY applies to trex-local. # `interfaces`: Configuration of traffic generator interfaces. # `interfaces.port`: The port of the traffic generator to be used (leave as 0 and 1 resp.) # `interfaces.switch_port`: Leave empty (deprecated) @@ -227,12 +234,33 @@ traffic_generator: # Do not use unless you want to override the speed discovered by the # traffic generator. Expected format: 10Gbps # + # `platform`: Optional. Used to tune the performance and allocate the cores to the right NUMA. + # See https://trex-tgn.cisco.com/trex/doc/trex_manual.html (6.2.3. Platform section configuration) + # for more details + # `platform.master_thread_id`: Hardware thread_id for control thread. (Valid value is mandatory if platform property is set) + # `platform.latency_thread_id`: Hardware thread_id for RX thread. (Valid value is mandatory if platform property is set) + # `platform.dual_if`: Section defines info for interface pairs (according to the order in “interfaces” list). (Valid value is mandatory if platform property is set) + # Each section, starting with “- socket” defines info for different interface pair. (Valid value is mandatory if platform property is set) + # `platform.dual_if.socket`: The NUMA node from which memory will be allocated for use by the interface pair. (Valid value is mandatory if platform property is set) + # `platform.dual_if.threads`: Hardware threads to be used for sending packets for the interface pair. (Valid value is mandatory if platform property is set) + # Threads are pinned to cores, so specifying threads actually determines the hardware cores. + # Example of values: + # platform: + # master_thread_id: 0 + # latency_thread_id: 2 + # dual_if: + # - socket: 0 + # threads: [1] + # generator_profile: - name: trex-local tool: TRex ip: 127.0.0.1 cores: 4 software_mode: false + limit_memory: 1024 + zmq_pub_port: 4500 + zmq_rpc_port: 4501 interfaces: - port: 0 pci: @@ -241,6 +269,12 @@ traffic_generator: pci: switch_port: intf_speed: + platform: + master_thread_id: + latency_thread_id: + dual_if: + - socket: + threads: # Simpler override for trex core count and mbuf multilier factor # if empty defaults to the one specified in generator_profile.cores -- cgit 1.2.3-korg