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Diffstat (limited to 'src/plugins/vmxnet3/README.md')
| -rw-r--r-- | src/plugins/vmxnet3/README.md | 21 |
1 files changed, 14 insertions, 7 deletions
diff --git a/src/plugins/vmxnet3/README.md b/src/plugins/vmxnet3/README.md index b5829939506..722954d51a3 100644 --- a/src/plugins/vmxnet3/README.md +++ b/src/plugins/vmxnet3/README.md @@ -7,11 +7,11 @@ This plugin provides native PCI driver support for VMWare vmxnet3. * This code is tested with vfio-pci driver installed with Ubuntu 18.04 which has kernel version 4.15.0-33-generic. - * This code is tested with ESXi vSwitch version 6.0, release build 3620759. + * This driver is tested with ESXi vSwitch version 6.5/6.7 for LRO/TSO support, VMware Workstation 15 Pro (no LRO/TSO), and VMware Fusion 11 Pro (no LRO/TSO) * Driver requires MSI-X interrupt support, which is not supported by -uio_pci_generic driver, so vfio-pci needs to be used. On systems without IOMMU -vfio driver can still be used with recent kernels which support no-iommu mode. +uio_pci_generic driver. So vfio-pci must be used. On systems without IOMMU, +vfio driver can still be used with 4.15.0-33-generic kernel (Ubuntu 18.04) which supports no-iommu mode. ##Known issues @@ -25,20 +25,27 @@ vfio driver can still be used with recent kernels which support no-iommu mode. sudo modprobe vfio-pci ``` -2. (systems without IOMMU only) enable unsafe NOIOMMU mode +2. Make sure the interface is down +``` +sudo ifconfig <if-name> down +``` + +Steps 3 and 4 are optional. They can be accomplished by specifying the optional keyword "bind" when creating the vmxnet3 interface. + +3. (systems without IOMMU only) enable unsafe NOIOMMU mode ``` echo Y | sudo tee /sys/module/vfio/parameters/enable_unsafe_noiommu_mode ``` -3. Bind interface to vfio-pci +4. Bind interface to vfio-pci ``` sudo dpdk-devbind.py --bind vfio-pci 0b:00.0 ``` ### Interface Creation -Interface can be dynamically created with following CLI: +Interface can be dynamically created with following CLI, with or without the bind option. If step 3 and 4 were executed, bind can be omitted. ``` -create interface vmxnet3 0000:0b:00.0 +create interface vmxnet3 0000:0b:00.0 bind set int state vmxnet3-0/b/0/0 up ``` |