| Message ID | 20171129171713.125795-1-junjie.j.chen@intel.com (mailing list archive) |
|---|---|
| State | Accepted, archived |
| Delegated to: | Thomas Monjalon |
| Headers | show |
| Context | Check | Description |
|---|---|---|
| ci/checkpatch | success | coding style OK |
| ci/Intel-compilation | success | Compilation OK |
> -----Original Message----- > From: Chen, Junjie J > Sent: Wednesday, November 29, 2017 5:17 PM > To: Gonzalez Monroy, Sergio <sergio.gonzalez.monroy@intel.com>; Mcnamara, > John <john.mcnamara@intel.com>; Tahhan, Maryam <maryam.tahhan@intel.com>; > dev@dpdk.org > Cc: Chen, Junjie J <junjie.j.chen@intel.com> > Subject: [PATCH v3] doc: add a restriction to multi-process support > > 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.chen@intel.com> Could you mark the previous version of this patch as "Superseded": http://dpdk.org/dev/patchwork/project/dpdk/list/?submitter=&state=&q=restriction+to+multi-process+support&archive=&delegate= Otherwise: Acked-by: John McNamara <john.mcnamara@intel.com>
Done! Cheers JJ > -----Original Message----- > From: Mcnamara, John > Sent: Tuesday, December 12, 2017 8:41 PM > To: Chen, Junjie J <junjie.j.chen@intel.com>; Gonzalez Monroy, Sergio > <sergio.gonzalez.monroy@intel.com>; Tahhan, Maryam > <maryam.tahhan@intel.com>; dev@dpdk.org > Subject: RE: [PATCH v3] doc: add a restriction to multi-process support > > > > > -----Original Message----- > > From: Chen, Junjie J > > Sent: Wednesday, November 29, 2017 5:17 PM > > To: Gonzalez Monroy, Sergio <sergio.gonzalez.monroy@intel.com>; > > Mcnamara, John <john.mcnamara@intel.com>; Tahhan, Maryam > > <maryam.tahhan@intel.com>; dev@dpdk.org > > Cc: Chen, Junjie J <junjie.j.chen@intel.com> > > Subject: [PATCH v3] doc: add a restriction to multi-process support > > > > 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.chen@intel.com> > > Could you mark the previous version of this patch as "Superseded": > > http://dpdk.org/dev/patchwork/project/dpdk/list/?submitter=&state=&q=restri > ction+to+multi-process+support&archive=&delegate= > > > Otherwise: > > Acked-by: John McNamara <john.mcnamara@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.chen@intel.com> > > Acked-by: John McNamara <john.mcnamara@intel.com> Applied, thanks
diff --git a/doc/guides/prog_guide/multi_proc_support.rst b/doc/guides/prog_guide/multi_proc_support.rst index 9a9dca7fe..4ca3f2c22 100644 --- a/doc/guides/prog_guide/multi_proc_support.rst +++ b/doc/guides/prog_guide/multi_proc_support.rst @@ -52,6 +52,10 @@ 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. +.. note:: + + Secondary processes should 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..1b81a7891 100644 --- a/doc/guides/tools/proc_info.rst +++ b/doc/guides/tools/proc_info.rst @@ -38,6 +38,10 @@ statistics, resetting port statistics and printing DPDK memory information. This application extends the original functionality that was supported by dump_cfg. +.. note:: + + dpdk-procinfo should run alongside primary process with same DPDK version. + Running the Application ----------------------- The application has a number of command line options:
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.chen@intel.com> --- v3 changes: Use 'note' marker to make it clearer. doc/guides/prog_guide/multi_proc_support.rst | 4 ++++ doc/guides/tools/proc_info.rst | 4 ++++ 2 files changed, 8 insertions(+)