* [dpdk-stable] [PATCH] doc: add known issue for i40e PMD
@ 2017-02-03 7:09 Jingjing Wu
2017-02-08 17:32 ` Mcnamara, John
0 siblings, 1 reply; 2+ messages in thread
From: Jingjing Wu @ 2017-02-03 7:09 UTC (permalink / raw)
To: dev; +Cc: jingjing.wu, helin.zhang, john.mcnamara, stable
Rx statistic is incorrect when packet is oversize.
CC: stable@dpdk.org
Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
---
doc/guides/nics/i40e.rst | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst
index 1245ecf..ae5b43f 100644
--- a/doc/guides/nics/i40e.rst
+++ b/doc/guides/nics/i40e.rst
@@ -460,3 +460,10 @@ Receive packets with Ethertype 0x88A8
Due to the FW limitation, PF can receive packets with Ethertype 0x88A8
only when floating VEB is disabled.
+
+Incorrect Rx statistics when packet is oversize
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+When a packet is over maximum frame size, the packet cannot be received.
+But the Rx statistic shows it is received successfully, if calling
+rte_eth_stats_get.
--
2.4.11
^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: [dpdk-stable] [PATCH] doc: add known issue for i40e PMD
2017-02-03 7:09 [dpdk-stable] [PATCH] doc: add known issue for i40e PMD Jingjing Wu
@ 2017-02-08 17:32 ` Mcnamara, John
0 siblings, 0 replies; 2+ messages in thread
From: Mcnamara, John @ 2017-02-08 17:32 UTC (permalink / raw)
To: Wu, Jingjing, dev; +Cc: Zhang, Helin, stable, Yigit, Ferruh
> -----Original Message-----
> From: Wu, Jingjing
> Sent: Friday, February 3, 2017 7:09 AM
> To: dev@dpdk.org
> Cc: Wu, Jingjing <jingjing.wu@intel.com>; Zhang, Helin
> <helin.zhang@intel.com>; Mcnamara, John <john.mcnamara@intel.com>;
> stable@dpdk.org
> Subject: [PATCH] doc: add known issue for i40e PMD
>
> Rx statistic is incorrect when packet is oversize.
>
> CC: stable@dpdk.org
> Signed-off-by: Jingjing Wu <jingjing.wu@intel.com>
> ---
> doc/guides/nics/i40e.rst | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/doc/guides/nics/i40e.rst b/doc/guides/nics/i40e.rst index
> 1245ecf..ae5b43f 100644
> --- a/doc/guides/nics/i40e.rst
> +++ b/doc/guides/nics/i40e.rst
> @@ -460,3 +460,10 @@ Receive packets with Ethertype 0x88A8
>
> Due to the FW limitation, PF can receive packets with Ethertype 0x88A8
> only when floating VEB is disabled.
> +
> +Incorrect Rx statistics when packet is oversize
> +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> +
> +When a packet is over maximum frame size, the packet cannot be received.
> +But the Rx statistic shows it is received successfully, if calling
> +rte_eth_stats_get.
Would be slightly better as:
When a packet is over the maximum frame size, the packet cannot be received.
However the Rx statistics, when calling `rte_eth_stats_get()` incorrectly
shows it as received.
Or instead of "cannot be received" just "is dropped".
^ permalink raw reply [flat|nested] 2+ messages in thread
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