examples/vm_power: show warning when more than 64 cores

[dpdk.git] / doc / guides / rel_notes / known_issues.rst

diff --git a/doc/guides/rel_notes/known_issues.rst b/doc/guides/rel_notes/known_issues.rst
index a94b6aa..a39c714 100644 (file)
--- a/doc/guides/rel_notes/known_issues.rst
+++ b/doc/guides/rel_notes/known_issues.rst
@@ -432,7 +432,7 @@ Some hardware off-load functions are not supported by the VF Driver
 |                                |                                                                                      |
 +--------------------------------+--------------------------------------------------------------------------------------+
 | Implication                    | Any configuration for these items in the VF register will be ignored. The behavior   |
-|                                | is dependant on the current PF setting.                                              |
+|                                | is dependent on the current PF setting.                                              |
 |                                |                                                                                      |
 +--------------------------------+--------------------------------------------------------------------------------------+
 | Resolution/ Workaround         | For the PF (Physical Function) status on which the VF driver depends, there is an    |
@@ -683,8 +683,8 @@ Binding PCI devices to igb_uio fails on Linux* kernel 3.9 when more than one dev
 |                                |                                                                                      |
 +--------------------------------+--------------------------------------------------------------------------------------+
 
-GCC might generate Intel® AVX instructions forprocessors without Intel® AVX support
------------------------------------------------------------------------------------
+GCC might generate Intel® AVX instructions for processors without Intel® AVX support
+------------------------------------------------------------------------------------
 
 +--------------------------------+--------------------------------------------------------------------------------------+
 | Title                          | Gcc might generate Intel® AVX instructions for processors without Intel® AVX support |
@@ -749,11 +749,11 @@ Ethertype filter could receive other packets (non-assigned) in Niantic
 |                                |                                                                                      |
 +--------------------------------+--------------------------------------------------------------------------------------+
 
-Cannot set link speed on Intel® 40G ethernet controller
+Cannot set link speed on Intel® 40G Ethernet controller
 -------------------------------------------------------
 
 +--------------------------------+--------------------------------------------------------------------------------------+
-| Title                          | Cannot set link speed on Intel® 40G ethernet controller                              |
+| Title                          | Cannot set link speed on Intel® 40G Ethernet controller                              |
 |                                |                                                                                      |
 +================================+======================================================================================+
 | Reference #                    | IXA00386379                                                                          |
@@ -764,7 +764,7 @@ Cannot set link speed on Intel® 40G ethernet controller
 |                                | It cannot set the link to specific speed.                                            |
 |                                |                                                                                      |
 +--------------------------------+--------------------------------------------------------------------------------------+
-| Implication                    | The link speed cannot be changed forcedly, though it can be configured by            |
+| Implication                    | The link speed cannot be changed forcibly, though it can be configured by            |
 |                                | application.                                                                         |
 |                                |                                                                                      |
 +--------------------------------+--------------------------------------------------------------------------------------+
@@ -778,11 +778,11 @@ Cannot set link speed on Intel® 40G ethernet controller
 |                                |                                                                                      |
 +--------------------------------+--------------------------------------------------------------------------------------+
 
-Stopping the port does not down the link on Intel® 40G ethernet controller
+Stopping the port does not down the link on Intel® 40G Ethernet controller
 --------------------------------------------------------------------------
 
 +--------------------------------+--------------------------------------------------------------------------------------+
-| Title                          | Stopping the port does not down the link on Intel® 40G ethernet controller           |
+| Title                          | Stopping the port does not down the link on Intel® 40G Ethernet controller           |
 |                                |                                                                                      |
 +================================+======================================================================================+
 | Reference #                    | IXA00386380                                                                          |
@@ -837,3 +837,27 @@ Devices bound to igb_uio with VT-d enabled do not work on Linux* kernel 3.15-3.1
 +--------------------------------+--------------------------------------------------------------------------------------+
 | Driver/Module                  | igb_uio module                                                                       |
 +--------------------------------+--------------------------------------------------------------------------------------+
+
+VM power manager may not work on systems with more than 64 cores
+----------------------------------------------------------------
+
++--------------------------------+--------------------------------------------------------------------------------------+
+| Title                          | VM power manager may not work on systems with more than 64 cores                     |
+|                                |                                                                                      |
++================================+======================================================================================+
+| Description                    | When using VM power manager on a system with more than 64 cores,                     |
+|                                | VM(s) should not use cores 64 or higher.                                             |
+|                                |                                                                                      |
++--------------------------------+--------------------------------------------------------------------------------------+
+| Implication                    | VM power manager should not be used with VM(s) that are using cores 64 or above.     |
+|                                |                                                                                      |
++--------------------------------+--------------------------------------------------------------------------------------+
+| Resolution/ Workaround         | Do not use cores 64 or above.                                                        |
+|                                |                                                                                      |
++--------------------------------+--------------------------------------------------------------------------------------+
+| Affected Environment/ Platform | Platforms with more than 64 cores.                                                   |
+|                                |                                                                                      |
++--------------------------------+--------------------------------------------------------------------------------------+
+| Driver/Module                  | VM power manager application                                                         |
+|                                |                                                                                      |
++--------------------------------+--------------------------------------------------------------------------------------+