Re: [Roll] trickle question

["Julien Abeille (jabeille)" <jabeille at cisco.com>]

Hi Phil,

I thought that when T expires, you restart T (without restarting I).
Hence if e.g I compute T= 3/4I, start both I and T, after 3/4I, I
restart T to e.g. 5/6I. After 1/4 I more, I expires, T is still running.
Did I misunderstand?

Best,
Julien



> -----Original Message-----
> From: Philip Levis [mailto:pal at cs.stanford.edu] 
> Sent: mercredi 11 novembre 2009 17:19
> To: Julien Abeille (jabeille)
> Cc: roll
> Subject: Re: [Roll] trickle question
> 
> 
> On Nov 11, 2009, at 6:28 AM, Julien Abeille (jabeille) wrote:
> 
> > Hi,
> >
> > sorry, pressed send button to early:
> > what happens if I expires when T is still running. the text says to 
> > reset T. I would let T expire and next time set it according to the 
> > potentially doubled value of I.
> 
> The interval I can't expire while timer T is still running, 
> as T is in the range of [I/2, I). (There's a typo in the draft).
> 
> The one exception is when an event causes Trickle to reset I 
> to I_min.  
> But resetting I also resets T.
> 
> Phil
> 
>