diff options
| -rw-r--r-- | vnet/vnet/devices/dpdk/init.c | 2 | ||||
| -rw-r--r-- | vpp/conf/startup.conf | 54 |
2 files changed, 56 insertions, 0 deletions
diff --git a/vnet/vnet/devices/dpdk/init.c b/vnet/vnet/devices/dpdk/init.c index 3de33ed1aa9..7b657209ccb 100644 --- a/vnet/vnet/devices/dpdk/init.c +++ b/vnet/vnet/devices/dpdk/init.c @@ -1131,6 +1131,8 @@ dpdk_config (vlib_main_t * vm, unformat_input_t * input) else if (unformat (input, "default")) ; + else if (unformat (input, " ")) + ; else { error = clib_error_return (0, "unknown input `%U'", diff --git a/vpp/conf/startup.conf b/vpp/conf/startup.conf index ea6d800910b..7306fa4ec79 100644 --- a/vpp/conf/startup.conf +++ b/vpp/conf/startup.conf @@ -12,3 +12,57 @@ api-trace { api-segment { gid vpp } + +cpu { + ## Set logical CPU core where main thread runs + # main-core 1 + + ## Set logical CPU core(s) where worker threads are running + ## by default there is no worker threads started + # corelist-workers 2-3,18-19 +} + +dpdk { + ## Change default settings for all intefaces + # dev default { + ## Number of receive queues, enables RSS + ## Default is 1 + # num-rx-queues 3 + + ## Number of transmit queues, Default is equal + ## to number of worker threads or 1 if no workers treads + # num-tx-queues 3 + + ## Number of descriptors in transmit and receive rings + ## increasing or reducing number can impact performance + ## Default is 1024 for both rx and tx + # num-rx-desc 512 + # num-tx-desc 512 + # } + + ## Whitelist specific interface by specifying PCI address + # dev 0000:02:00.0 + + ## Whitelist specific interface by specifying PCI address and in + ## addition specify custom parameters for this interface + # dev 0000:02:00.1 { + # num-rx-queues 2 + # } + + ## Change UIO driver used by VPP, Options are: uio_pci_generic, vfio-pci + ## and igb_uio (default) + # uio-driver uio_pci_generic + + ## Disable mutli-segment buffers, improves performance but + ## disables Jumbo MTU support + # no-multi-seg + + ## Increase number of buffers allocated, needed only in scenarios with + ## large number of interfaces and worker threads. Value is per CPU socket. + ## Default is 32768 + # num-mbufs 128000 + + ## Change hugepages allocation per-socket, needed only if there is need for + ## larger number of mbufs. Default is 256M on each detected CPU socket + # socket-mem 2048,2048 +} |