[dpdk-dev] [PATCH] doc: document libnuma requirement for NUMA systems
Thomas Monjalon
thomas at monjalon.net
Fri Feb 1 11:51:08 CET 2019
01/02/2019 11:28, Burakov, Anatoly:
> On 31-Jan-19 6:14 PM, Kevin Traynor wrote:
> > On 01/31/2019 05:05 PM, Anatoly Burakov wrote:
> >> Since 18.05, libnuma is pretty much required on Linux when using
> >> non-legacy mode, because without it, we cannot know where our
> >> hugepages are located [1].
> >>
> >> In legacy mode, libnuma is not required because we can still sort
> >> pages by sockets, as we use pagemap lookup method to figure out
> >> socket ID's for pages.
> >>
> >> So, document libnuma as required for NUMA systems and non-legacy
> >> mode.
> >>
> >> [1] https://mails.dpdk.org/archives/dev/2018-December/120490.html
> >>
> >
> > Might as well add to the stable docs also. Picking this commit as it's
> > where both mode are available
> >
> > Fixes: 6b42f75632f0 ("eal: enable non-legacy memory mode")
> > Cc: stable at dpdk.org
>
> Yup, thought of that right after leaving office yesterday! :)
Applied, thanks
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