Does nprobe run correctly if your run it just on a single queue (3 or above) 
without running it on anyone else?
Y
On 26/apr/2013, at 23:52, Henning Els <[email protected]> wrote:

> Hi Yuri,
>  
> I’m seeing 8 TX and RX queues displayed.
>  
> ~# ethtool --statistics dna0 | grep -i que
>      tx_restart_queue: 0
>      tx_queue_0_packets: 0
>      tx_queue_0_bytes: 0
>      tx_queue_1_packets: 0
>      tx_queue_1_bytes: 0
>      tx_queue_2_packets: 0
>      tx_queue_2_bytes: 0
>      tx_queue_3_packets: 0
>      tx_queue_3_bytes: 0
>      tx_queue_4_packets: 0
>      tx_queue_4_bytes: 0
>      tx_queue_5_packets: 0
>      tx_queue_5_bytes: 0
>      tx_queue_6_packets: 0
>      tx_queue_6_bytes: 0
>      tx_queue_7_packets: 0
>      tx_queue_7_bytes: 0
>      rx_queue_0_packets: 0
>      rx_queue_0_bytes: 0
>      rx_queue_1_packets: 0
>      rx_queue_1_bytes: 0
>      rx_queue_2_packets: 0
>      rx_queue_2_bytes: 0
>      rx_queue_3_packets: 0
>      rx_queue_3_bytes: 0
>      rx_queue_4_packets: 0
>      rx_queue_4_bytes: 0
>      rx_queue_5_packets: 0
>      rx_queue_5_bytes: 0
>      rx_queue_6_packets: 0
>      rx_queue_6_bytes: 0
>      rx_queue_7_packets: 0
>      rx_queue_7_bytes: 0
>  
> Thx, -henning
>  
> From: [email protected] 
> [mailto:[email protected]] On Behalf Of Yuri Francalacci
> Sent: Friday, April 26, 2013 1:47 PM
> To: [email protected]
> Subject: Re: [Ntop-misc] Increase number of RX queues in use by ixgbe-DNA
>  
> What is the output of ethtool after loading the modules?
> How many queues are displayed?
> Yuri
> 
> Henning Els <[email protected]> ha scritto:
> 
> Hello,
>  
> I’m hoping someone can help me increase the number of RX queues that are in 
> use on my machine.
>  
> It’s an 8 core machine that is running the latest
> NProbe - 6.12.130420
> PF_RING ixgbe-DNA - 3.10.16-DNA
> OS - 2.6.38-12-generic-pae #51-Ubuntu SMP Wed Sep 28 16:11:32 UTC 2011 i686 
> i686 i386 GNU/Linux
>  
> The ixgbe driver is loaded with the following command
> insmod ./ixgbe.ko MQ=1,1,1,1 RSS=8,8,8,8
>  
> From the documentation it says that it will start the number of RX queues up 
> to the maximum specified above (8) or the number of cores, but it appears 
> like it is only starting 2.  The last line in the following blurp confirms 
> that.
>  
> $:/proc/net/pf_ring/dev/dna0# cat info
> Name:              dna0
> Index:             16
> Address:           00:25:90:13:8C:F2
> Polling Mode:      DNA
> Type:              Ethernet
> Family:            Intel ixgbe 82599
> Max # TX Queues:   8
> # Used RX Queues:  2
>  
> The following 2 commands work, starting on dna0@0 and 1
> /root/nprobe/nprobe -i dna0@0 -w 1048576 -q <IP>:1111 -n <IP>:2055 
> --cpu-affinity 1 -t 30 -l 10 -u 1 -Q 2 -V 5  -S 10 -b 1 &
> /root/nprobe/nprobe -i dna0@1 -w 1048576 -q <IP>:1112 -n <IP>:2055 
> --cpu-affinity 2 -t 30 -l 10 -u 1 -Q 2 -V 5  -S 10 -b 1 &
>  
> But using dna0@3 and above fail to start, see last 3 lines below.
>  
> root@CenturyLink-nprobe1:~/nprobe# /root/nprobe/nprobe -i dna0@3 -w 1048576 
> -q 66.112.11.90:1112 -n 192.168.10.1:2055 -n 66.112.11.90:20555 -a 
> --cpu-affinity 2 -t 30 -l 10 -u 1 -Q 2 -V 5  -S 10 -b 1
> 26/Apr/2013 12:01:21 [nprobe.c:2981] WARNING: Unable to parse sampling 
> option: discarded
> 26/Apr/2013 12:01:21 [nprobe.c:3413] Welcome to nprobe v.6.12.130420 
> ($Revision: 3268 $) for i686-pc-linux-gnu with native PF_RING acceleration
> 26/Apr/2013 12:01:21 [nprobe.c:3441] Tracing enabled
> 26/Apr/2013 12:01:21 [util.c:2320] This computer has 8 processor(s)
> 26/Apr/2013 12:01:21 [util.c:2332] Adding CPU 2 to the CPU affinity set
> 26/Apr/2013 12:01:21 [util.c:2347] CPU affinity successfully set to 2
> 26/Apr/2013 12:01:21 [plugin.c:143] Loading plugins...
> 26/Apr/2013 12:01:21 [plugin.c:159] Loading plugins [.so] from ./plugins
> 26/Apr/2013 12:01:21 [plugin.c:507] Loaded './plugins/bgpPlugin.so'
> 26/Apr/2013 12:01:21 [plugin.c:507] Loaded './plugins/dbPlugin.so'
> 26/Apr/2013 12:01:21 [bgpPlugin.c:375] BGP plugin is disabled (--bgp-port has 
> not been specified)
> 26/Apr/2013 12:01:21 [dbPlugin.c:161] WARNING: DB support is not enabled 
> (disabled at compile time)
> 26/Apr/2013 12:01:21 [plugin.c:210] 2 plugin(s) loaded [2 delete][1 packet].
> 26/Apr/2013 12:01:21 [nprobe.c:5178] Welcome to nprobe v.6.12.130420 for 
> i686-pc-linux-gnu
> 26/Apr/2013 12:01:21 [nprobe.c:4494] Compiling flow templates...
> 26/Apr/2013 12:01:21 [plugin.c:716] Scanning plugin BGP Update Listener
> 26/Apr/2013 12:01:21 [plugin.c:716] Scanning plugin MySQL DB
> 26/Apr/2013 12:01:21 [plugin.c:828] 0 plugin(s) enabled
> 26/Apr/2013 12:01:21 [nprobe.c:3898] Using packet capture length 128
> 26/Apr/2013 12:01:21 [nprobe.c:3963] ERROR: Unable to open interface dna0@3.
> 26/Apr/2013 12:01:21 [nprobe.c:5270] ERROR: Unable to open interface dna0@3 
> (dna0@3: No such device exists (SIOCGIFHWADDR: No such device))
> 26/Apr/2013 12:01:21 [nprobe.c:5272] ERROR: Try using -i none if you do not 
> want capture from a NIC
>  
> Any help is much appreciated!
>  
> Thx, -henning
> _______________________________________________
> Ntop-misc mailing list
> [email protected]
> http://listgateway.unipi.it/mailman/listinfo/ntop-misc

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Yuri Francalacci   -   [email protected]   -   http://www.ntop.org
"Simplicity is the ultimate sophistication" - Leonardo da Vinci
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