eal/bsd: rename bsdapp to freebsd

[dpdk.git] / doc / guides / linux_gsg / sys_reqs.rst

diff --git a/doc/guides/linux_gsg/sys_reqs.rst b/doc/guides/linux_gsg/sys_reqs.rst
index 8ec3af4..10b01e3 100644 (file)
--- a/doc/guides/linux_gsg/sys_reqs.rst
+++ b/doc/guides/linux_gsg/sys_reqs.rst
@@ -70,6 +70,15 @@ Compilation of the DPDK
 
     * libnuma-dev in Debian/Ubuntu;
 
 
     * libnuma-dev in Debian/Ubuntu;
 

+    .. note::
+
+        On systems with NUMA support, `libnuma-dev` (aka `numactl-devel`)
+        is a recommended dependency when `--legacy-mem` switch is used,
+        and a *required* dependency if default memory mode is used.
+        While DPDK will compile and run without `libnuma`
+        even on NUMA-enabled systems,
+        both usability and performance will be degraded.
+

 *   Python, version 2.7+ or 3.2+, to use various helper scripts included in the DPDK package.
 
 
 *   Python, version 2.7+ or 3.2+, to use various helper scripts included in the DPDK package.
 
 


@@ -169,7 +178,7 @@ In the case of a dual-socket NUMA system,
 the number of hugepages reserved at boot time is generally divided equally between the two sockets
 (on the assumption that sufficient memory is present on both sockets).
 
 the number of hugepages reserved at boot time is generally divided equally between the two sockets
 (on the assumption that sufficient memory is present on both sockets).
 

-See the Documentation/kernel-parameters.txt file in your Linux source tree for further details of these and other kernel options.
+See the Documentation/admin-guide/kernel-parameters.txt file in your Linux source tree for further details of these and other kernel options.

 
 **Alternative:**
 
 
 **Alternative:**