Thread (14 messages) 14 messages, 4 authors, 2015-09-02

Re: flow_director_filter error!!

From: Wu, Jingjing <hidden>
Date: 2015-08-25 13:55:22

Hi, Navneet

I'm sorry for I have no idea about the NIC i540. Are you talking about X540?
If X540, I guess you can't classify on the MAC-ADDRESS to different queue by ethertype filter. Because in the X540 datasheet the ethertype filter is described as below:
" 7.1.2.3 L2 Ethertype Filters
These filters identify packets by their L2 Ethertype, 802.1Q user priority and optionally
assign them to a receive queue."

So the mac_address is not the filter's input.

Thanks
Jingjing
-----Original Message-----
From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Navneet Rao
Sent: Friday, August 21, 2015 2:57 AM
To: Mcnamara, John; dev@dpdk.org
Subject: Re: [dpdk-dev] flow_director_filter error!!

Thanks John.

I am trying to setup/use the flow-director-filter on the i540.

-- When I try to setup the flow-director-filter as per the example, I am getting "bad
arguments"!!!
     So decided to see if the flush command would work.


In the interim --- I am using ethertype filter to accomplish the following.
What I am trying to do is this --
Use 2 different i540 cards
Use the igb_uio driver.
Use the testpmd app.
Setup 5 different MAC-ADDRESSes on each port. (using the set mac_addr command)
Setup 5 different RxQs and TxQs on each port.
And then use the testpmd app to generate traffic..

I am assuming that the testpmd app will now send and receive traffic using the 5 different
MAC_ADDRESSes..
On each port's receive I will now want to classify on the MAC-ADDRESS and steer the traffic to
different queues.

Is there an example/reference on how to achieve this?

Next, I would want to do "classify" on "flexbytes" and send/steer the traffic to different
queues using flow-director-filter.

Thanks
-Navneet




-----Original Message-----
From: Mcnamara, John [mailto:john.mcnamara@intel.com]
Sent: Wednesday, August 19, 2015 3:39 PM
To: Navneet Rao; dev@dpdk.org
Subject: RE: [dpdk-dev] flow_director_filter error!!
quoted
-----Original Message-----
From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Navneet Rao
Sent: Tuesday, August 18, 2015 4:01 PM
To:  HYPERLINK "mailto:dev@dpdk.org" dev@dpdk.org
Subject: [dpdk-dev] flow_director_filter error!!

After I start the testpmd app, I am flusing the flow_director_filter
settings and get the following error -



testpmd> flush_flow_director 0

PMD: ixgbe_fdir_flush(): Failed to re-initialize FD table.

flow director table flushing error: (Too many open files in system)
Hi,

Are you setting a flow director filter before flushing? If so, could you give an example.

John.
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