[dpdk-dev] [PATCH] app/testpmd: enable NUMA support by default

[dpdk-dev] [PATCH] app/testpmd: enable NUMA support by default

[Bruce Richardson]

There is little reason for NUMA support in testpmd to be off by default, so
enable it, and add in a new commandline parameter to disable it, if that is
wanted by users.

Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
---
 app/test-pmd/parameters.c             | 3 +++
 app/test-pmd/testpmd.c                | 2 +-
 doc/guides/testpmd_app_ug/run_app.rst | 7 ++++++-
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/app/test-pmd/parameters.c b/app/test-pmd/parameters.c
index 28db8cd..71e218e 100644
--- a/app/test-pmd/parameters.c
+++ b/app/test-pmd/parameters.c
@@ -515,6 +515,7 @@ launch_args_parse(int argc, char** argv)
 		{ "coremask",			1, 0, 0 },
 		{ "portmask",			1, 0, 0 },
 		{ "numa",			0, 0, 0 },
+		{ "no-numa",			0, 0, 0 },
 		{ "mp-anon",			0, 0, 0 },
 		{ "port-numa-config",           1, 0, 0 },
 		{ "ring-numa-config",           1, 0, 0 },
@@ -651,6 +652,8 @@ launch_args_parse(int argc, char** argv)
 				parse_fwd_coremask(optarg);
 			if (!strcmp(lgopts[opt_idx].name, "portmask"))
 				parse_fwd_portmask(optarg);
+			if (!strcmp(lgopts[opt_idx].name, "no-numa"))
+				numa_support = 0;
 			if (!strcmp(lgopts[opt_idx].name, "numa")) {
 				numa_support = 1;
 				memset(port_numa,NUMA_NO_CONFIG,RTE_MAX_ETHPORTS);
diff --git a/app/test-pmd/testpmd.c b/app/test-pmd/testpmd.c
index e89a55a..509793b 100644
--- a/app/test-pmd/testpmd.c
+++ b/app/test-pmd/testpmd.c
@@ -95,7 +95,7 @@ uint8_t auto_start = 0;
  * probed ports among the CPU sockets 0 and 1.
  * Otherwise, all memory is allocated from CPU socket 0.
  */
-uint8_t numa_support = 0; /**< No numa support by default */
+uint8_t numa_support = 1; /**< numa enabled by default */
 
 /*
  * In UMA mode,all memory is allocated from socket 0 if --socket-num is
diff --git a/doc/guides/testpmd_app_ug/run_app.rst b/doc/guides/testpmd_app_ug/run_app.rst
index d1fabef..d022d22 100644
--- a/doc/guides/testpmd_app_ug/run_app.rst
+++ b/doc/guides/testpmd_app_ug/run_app.rst
@@ -211,7 +211,12 @@ The commandline options are:
 
 *   ``--numa``
 
-    Enable NUMA-aware allocation of RX/TX rings and of RX memory buffers (mbufs).
+    Enable NUMA-aware allocation of RX/TX rings and of RX memory buffers
+    (mbufs). [Default setting]
+
+*   ``--no-numa``
+
+    Disable NUMA-aware allocation of RX/TX rings and of RX memory buffers (mbufs).
 
 *   ``--port-numa-config=(port,socket)[,(port,socket)]``
 
-- 
2.9.3

Re: [dpdk-dev] [PATCH] app/testpmd: enable NUMA support by default

[Thomas Monjalon]

24/03/2017 18:00, Bruce Richardson:
> There is little reason for NUMA support in testpmd to be off by default, so
> enable it, and add in a new commandline parameter to disable it, if that is
> wanted by users.
> 
> Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>

Any comment or ack?

Re: [dpdk-dev] [PATCH] app/testpmd: enable NUMA support by default

[Thomas Monjalon]

19/04/2017 18:19, Thomas Monjalon:
> 24/03/2017 18:00, Bruce Richardson:
> > There is little reason for NUMA support in testpmd to be off by default,
> > so
> > enable it, and add in a new commandline parameter to disable it, if that
> > is
> > wanted by users.
> > 
> > Signed-off-by: Bruce Richardson <bruce.richardson@intel.com>
> 
> Any comment or ack?

Applied, thanks