On Tue, Nov 28, 2017 at 04:56:54AM -0500, junjie.j.c...@intel.com wrote: > From: Junjie Chen <junjie.j.c...@intel.com> > > This patch add a restriction to multi-process support: secondary > processes should only run alongside primary process with same DPDK > version, so that secondary processes can use the same hugepage mmap > layout as primary process. > > Signed-off-by: Junjie Chen <junjie.j.c...@intel.com> > --- > doc/guides/prog_guide/multi_proc_support.rst | 1 + > doc/guides/tools/proc_info.rst | 3 ++- > 2 files changed, 3 insertions(+), 1 deletion(-) > > diff --git a/doc/guides/prog_guide/multi_proc_support.rst > b/doc/guides/prog_guide/multi_proc_support.rst > index 9a9dca7fe..0cd67ae2d 100644 > --- a/doc/guides/prog_guide/multi_proc_support.rst > +++ b/doc/guides/prog_guide/multi_proc_support.rst > @@ -51,6 +51,7 @@ For now, there are two types of process specified: > Standalone DPDK processes are primary processes, > while secondary processes can only run alongside a primary process or > after a primary process has already configured the hugepage shared memory > for them. > +And secondary processes should only run alongside primary process with same > DPDK version. > > To support these two process types, and other multi-process setups described > later, > two additional command-line parameters are available to the EAL: > diff --git a/doc/guides/tools/proc_info.rst b/doc/guides/tools/proc_info.rst > index fd17e278c..512fd3263 100644 > --- a/doc/guides/tools/proc_info.rst > +++ b/doc/guides/tools/proc_info.rst > @@ -36,7 +36,8 @@ The dpdk-procinfo application is a Data Plane Development > Kit (DPDK) application > that runs as a DPDK secondary process and is capable of retrieving port > statistics, resetting port statistics and printing DPDK memory information. > This application extends the original functionality that was supported by > -dump_cfg. > +dump_cfg. Note that dpdk-procinfo can only run alongside primary process > with > +same DPDK version. > > Running the Application > ----------------------- > -- Good to add to the docs. I suggest that you add them using the proper "note" markup to make it clearer in the docs.
/Bruce
