On 9/11/2020 4:38 PM, Lance Richardson wrote: > On Fri, Sep 11, 2020 at 11:19 AM Ferruh Yigit <ferruh.yi...@intel.com> wrote: >> >> On 9/9/2020 4:53 PM, Lance Richardson wrote: >>> Increase the maximum supported burst size for the bnxt vector >>> mode PMD from 32 to 64. >> >> What is the motivation here? Like does it improve the performance? If so in >> which conditions etc.. It would be nice to describe the why & impact. >> > > How about this: > > net/bnxt: increase max burst size for vector mode > > Increase the maximum supported burst size for the bnxt vector > mode PMD from 32 to 64. With larger burst sizes, per-burst > overhead is amortized over more packets, improving overall > performance. For small packets this has been measured to > provide a 4-10% increase in single-core throughput with > testpmd iofwd. >
Will update while merging, thanks.