X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=docs%2Ftesting%2Fuser%2Fuserguide%2Fhw_requirements.rst;h=29fcd5cb4e45315f55360eb5c9f73fcb4e5311c1;hb=1a694362729de72c9703719d587abcb96f0f3f0a;hp=acb4c0aec7d1439207d6d0da7dea2ca8207c3a3c;hpb=15526ebdbc5c97e6d26c95e4187ddeeda5cc9d3f;p=nfvbench.git diff --git a/docs/testing/user/userguide/hw_requirements.rst b/docs/testing/user/userguide/hw_requirements.rst index acb4c0a..29fcd5c 100644 --- a/docs/testing/user/userguide/hw_requirements.rst +++ b/docs/testing/user/userguide/hw_requirements.rst @@ -25,9 +25,7 @@ To run the TRex traffic generator (that is bundled with NFVbench) you will need Switch Configuration -------------------- -For VLAN encapsulation, the 2 corresponding ports on the switch(es) facing the Trex ports on the Linux server should be configured in trunk mode (NFVbench will instruct TRex to insert the appropriate vlan tag). - -For VxLAN encapsulation, the switch(es) must support the VTEP feature (VxLAN Tunnel End Point) with the ability to attach an interface to a VTEP (this is an advanced feature that requires an NFVbench plugin for the switch). +The 2 corresponding ports on the switch(es) facing the Trex ports on the Linux server should be configured in trunk mode (NFVbench will instruct TRex to insert the appropriate vlan tag). Using a TOR switch is more representative of a real deployment and allows to measure packet flows on any compute node in the rack without rewiring and includes the overhead of the TOR switch. @@ -70,10 +68,3 @@ Finally, the correct iommu options and huge pages to be configured on the Linux - for Trex, pre-allocate 1024 huge pages of 2MB each (for a total of 2GB): "hugepagesz=2M hugepages=1024" More detailed instructions can be found in the DPDK documentation (https://media.readthedocs.org/pdf/dpdk/latest/dpdk.pdf). - - -NFVbench loopback VM image Upload ---------------------------------- - -The NFVbench loopback VM image should be uploaded to OpenStack prior to running NFVbench. -The NFVbench VM qcow2 image can be rebuilt from script or can be copied from the OPNFV artifact repository [URL TBP].