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| author | Tomasz Konieczny <tomaszx.konieczny@intel.com> | 2020-02-17 12:37:36 +0100 |
|---|---|---|
| committer | Ian Stokes <ian.stokes@intel.com> | 2020-10-06 14:52:55 +0100 |
| commit | 39fbd2c3f0392811689ec780f09baf90faceb877 (patch) | |
| tree | 89c7862c083ff69ec746a40a34b99d2729a73390 /Documentation/intro | |
| parent | 86f624e48655b9427b872c174cdfc003ff0fa408 (diff) | |
| download | openvswitch-39fbd2c3f0392811689ec780f09baf90faceb877.tar.gz | |
docs: Add flow control on i40e issue
There is an issue with flow control configuration on i40e devices
and it has a work around. We add this to documentation as known issue
until a permanent solution is developed.
Signed-off-by: Tomasz Konieczny <tomaszx.konieczny@intel.com>
Acked-by: Flavio Leitner <fbl@sysclose.org>
Signed-off-by: Ian Stokes <ian.stokes@intel.com>
Diffstat (limited to 'Documentation/intro')
| -rw-r--r-- | Documentation/intro/install/dpdk.rst | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Documentation/intro/install/dpdk.rst b/Documentation/intro/install/dpdk.rst index 39544f835..fe11571d2 100644 --- a/Documentation/intro/install/dpdk.rst +++ b/Documentation/intro/install/dpdk.rst @@ -717,6 +717,15 @@ Limitations around is temporary and is expected to be removed once a method is provided by DPDK to query the upper bound MTU value for a given device. +- Flow Control: When using i40e devices (Intel(R) 700 Series) it is recommended + to set Link State Change detection to interrupt mode. Otherwise it has been + observed that using the default polling mode, flow control changes may not be + applied, and flow control states will not be reflected correctly. + The issue is under investigation, this is a temporary work around. + + For information about setting Link State Change detection, refer to + :ref:`lsc-detection`. + Reporting Bugs -------------- |