Thank you, Iwase. Yes, I used simple_switch_stp.py. I see timeout_check_period and others in switches.py. So, did you mean I should run like that ryu-manager simple_switch_stp.py --observe-links? I'm sorry, I'm a newbee in Ryu.
Thank you, Tsogbayar. On Fri, May 29, 2015 at 11:16 AM, Yusuke Iwase <[email protected]> wrote: > Hi, > > First, what Ryu application are you using? simple_switch_stp.py? > If so, simple_switch_stp.py is one of the sample application of Ryu. > In other words, Ryu does not require to use BPDU, > just performing like STP switch by using simple_switch_stp.py. > > If you want to recover a link failure with Ryu, > I recommend you to use ryu.topology modules with --observe-links option of > ryu-manager. > https://github.com/osrg/ryu/tree/master/ryu/topology > > Thanks, > Iwase > > On 2015年05月29日 10:55, Hm Balarama wrote: > > Hello, > > > > I tested Ryu with loop topology. I used 3 switches and those are OF > enabled. > > I wanted how much time does Ryu recover a link failure when I remove > cable. > > So I changed DEFAULT_MAX_AGE in bpdu.py. Also I set DEFAULT_HELLO_TIME=1. > > I tested 4 times. > > DEFAULT_MAX_AGE =1 and average recovery time was 74 seconds > > DEFAULT_MAX_AGE =2 and average recovery time was 72 seconds > > DEFAULT_MAX_AGE =3 and average recovery time was 71 seconds > > DEFAULT_MAX_AGE =5 and average recovery time was 74 seconds > > It seems to me a little bit strange. I don't know why. > > I expected DEFAULT_MAX_AGE=1 takes very short time than DEFAULT_MAX_AGE > =2,3,5 but it doesn't. > > Could you please tell me why it happened? > > > > Thank you, > > Tsogbayar. > > > > > > > ------------------------------------------------------------------------------ > > > > > > > > _______________________________________________ > > Ryu-devel mailing list > > [email protected] > > https://lists.sourceforge.net/lists/listinfo/ryu-devel > > >
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