Re: [Ryu-devel] Return the path taken by a packet

2020-04-17 Thread Priyatham Ganta
Thank you for your response Pedro, but I want to know the path, irrespective of the flow rules. I would like to know the path of any packet from a source to destination in the form of list of dpid when I want to know. Is that possible ? Thanks Priyatham On Fri, Apr 17, 2020 at 10:32 PM Pedro An

Re: [Ryu-devel] Return the path taken by a packet

2020-04-17 Thread Pedro Andres Aranda Gutierrez
HI, well, the approach depends on your environment. One way would be to get the topology of your network, pre-calculate routes and then reactively set the forwarding rules to implement the rules as the packet goes from switch to switch. In this case, the first packet's RTT may be miserable but th

[Ryu-devel] Return the path taken by a packet

2020-04-17 Thread Priyatham Ganta
Hello, I would like to know the path taken by a packet in an SDN environment. Is there a way I can know the list of dpid or the nodes any packet is flowing through. Any idea or input is appreciated. Thanks Priyatham ___ Ryu-devel mailing list Ryu-devel@

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[Ryu-devel] Error in reporting packets

2020-04-17 Thread Nisha Ahuja
HI all, I am observing a strange behaviour when i send normal traffic in a topology of 20 hosts at the rate of 450 packets per second and writing them to a csv file , i am getting the log as 13000 packets generated after every 30seconds but getting in reply only 9000 packets(e.g: i am sending pack

[Ryu-devel] (no subject)

2020-04-17 Thread Nisha Ahuja
HI all, I am observing a strange behaviour when i send normal traffic in a topology of 20 hosts at the rate of 450 packets per second and writing them to a csv file , i am getting the log as 13000 packets generated after every 30seconds but getting in reply only 9000 packets(e.g: i am sending pack

Re: [Ryu-devel] controller freeze

2020-04-17 Thread durga
so , I am assuming you don't see this freezing behaviour in newer controller version? Interesting. I will try running my program with newer version. But I am curious to know if this is a known issue? Regards On Fri, 17 Apr 2020 at 10:18 pm, Leandro Pereira wrote: > Maybe you should try a newer

Re: [Ryu-devel] controller freeze

2020-04-17 Thread Leandro Pereira
Maybe you should try a newer version. I'm using Ryu 4.34 on Debian 10.3. Works well. Em sex., 17 de abr. de 2020 às 07:48, durga escreveu: > Hello, > I am currently using v4.27. > > Regards > > On Fri, 17 Apr 2020 at 8:37 pm, Leandro Pereira > wrote: > >> Hi Durga >> What version of Ryu are you

Re: [Ryu-devel] controller freeze

2020-04-17 Thread durga
Hello, I am currently using v4.27. Regards On Fri, 17 Apr 2020 at 8:37 pm, Leandro Pereira wrote: > Hi Durga > What version of Ryu are you using? > > Em qui., 16 de abr. de 2020 às 23:23, durga > escreveu: > >> Hi all, >> >> I am observing a strange behavior when I run Ryu controller applicati

Re: [Ryu-devel] controller freeze

2020-04-17 Thread Leandro Pereira
Hi Durga What version of Ryu are you using? Em qui., 16 de abr. de 2020 às 23:23, durga escreveu: > Hi all, > > I am observing a strange behavior when I run Ryu controller application > Application: > class Switch(): >... > class Monitor(Switch): >... >writes to a file > > Now, When