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| author | Alex Williams <alex.williams@ni.com> | 2019-03-18 15:12:21 -0700 |
|---|---|---|
| committer | Martin Braun <martin.braun@ettus.com> | 2019-03-20 09:56:04 -0700 |
| commit | fa34813ceec0ce5a8d0ae9e7c6dc80d474c064c1 (patch) | |
| tree | b80657368f43807a7e85abf5e4d1ef12fc78426f | |
| parent | f6cacec87e8041d5df019669efe5a88ff02bda4d (diff) | |
| download | uhd-fa34813ceec0ce5a8d0ae9e7c6dc80d474c064c1.tar.gz uhd-fa34813ceec0ce5a8d0ae9e7c6dc80d474c064c1.tar.bz2 uhd-fa34813ceec0ce5a8d0ae9e7c6dc80d474c064c1.zip | |
docs: Fix typo for dpdk-num-mbufs and add config file location
| -rw-r--r-- | host/docs/dpdk.dox | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/host/docs/dpdk.dox b/host/docs/dpdk.dox index 5fd2797ed..db4072b78 100644 --- a/host/docs/dpdk.dox +++ b/host/docs/dpdk.dox @@ -75,6 +75,10 @@ use. \subsection dpdk_nic_config NIC Configuration +Configuration of the NIC can be controlled via device arguments via the usual +methods, but the \ref page_configfiles "UHD configuration file" is the +recommended location. + In order to run, you'll need to set the permissions for your user to take over the vfio-pci devices, the hugepages, and the scheduler's settings for the threads (at a minimum). You may consider running you applications as root, at @@ -98,12 +102,12 @@ options: dpdk-driver=/usr/local/lib/dpdk-pmds/ ;dpdk-corelist is the -l flag for the DPDK EAL. See more at the link ; https://doc.dpdk.org/guides-17.11/linux_gsg/build_sample_apps.html#running-a-sample-application - dpdk-corelist=2,3 - ;dpdk-num-bufs is the total number of packet buffers allocated + dpdk-corelist=0,1 + ;dpdk-num-mbufs is the total number of packet buffers allocated ;to each direction's packet buffer pool ;This will be multiplied by the number of NICs, but NICs on the same ;CPU socket share a pool - dpdk-num-bufs=4095 + dpdk-num-mbufs=4095 ;dpdk-mbuf-cache-size is the number of buffers to cache for a CPU ;The cache reduces the interaction with the global pool dpdk-mbuf-cache-size=315 |