Re: [6tisch] 6P and Sf0 issue: Statistics for SFs and Relocation
Xavier Vilajosana <xvilajosana@eecs.berkeley.edu> Fri, 11 March 2016 14:38 UTC
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Date: Fri, 11 Mar 2016 15:36:32 +0100
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From: Xavier Vilajosana <xvilajosana@eecs.berkeley.edu>
To: Thomas Watteyne <thomas.watteyne@inria.fr>
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Cc: "Pascal Thubert (pthubert)" <pthubert@cisco.com>, "Prof. Diego Dujovne" <diego.dujovne@mail.udp.cl>, "6tisch@ietf.org" <6tisch@ietf.org>
Subject: Re: [6tisch] 6P and Sf0 issue: Statistics for SFs and Relocation
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Hi Diego, will that sentence work? SHOULD provide a list of metrics and statistical operations used for the proper operation of the SF regards, Xavi 2016-03-11 15:23 GMT+01:00 Thomas Watteyne <thomas.watteyne@inria.fr>: > +1 > > > On Friday, March 11, 2016, Prof. Diego Dujovne <diego.dujovne@mail.udp.cl> > wrote: > >> Pascal, >> Agreed. Then we should add a >> new SHOULD item at the end of the >> >> "4.2. Requirements for an SF" >> >> section on the 6TiSCH Operation Sublayer (6top) draft >> to include statistics. >> >> Regards, >> >> Diego >> >> 2016-03-04 8:21 GMT-03:00 Pascal Thubert (pthubert) <pthubert@cisco.com>: >> >>> I’d support that, Diego >>> >>> >>> >>> If the visible operation of the device depends on it and that influences >>> the interoperation, it is good to document a base way of doing things. >>> >>> >>> >>> Cheers, >>> >>> >>> >>> Pascal >>> >>> >>> >>> *From:* 6tisch [mailto:6tisch-bounces@ietf.org] *On Behalf Of *Prof. >>> Diego Dujovne >>> *Sent:* jeudi 3 mars 2016 20:26 >>> *To:* 6tisch@ietf.org >>> *Subject:* [6tisch] 6P and Sf0 issue: Statistics for SFs and Relocation >>> >>> >>> >>> Dear all, >>> >>> Given the requirements to build SFs exposed >>> >>> in the 6tisch sublayer draft, there is no specification >>> >>> on how to obtain the statistics and calculate and build >>> the metrics used to decide when to add/delete/relocate >>> >>> cells. The draft asks only for the set of rules. >>> >>> SF0 defines an algorithm using specific values >>> >>> as thresholds and rules for adding/removing cells and >>> uses PDR and a simple decision rule to decide which >>> cell to relocate. However, this may not be the case >>> for the other (possibly more complex) SFs, where >>> metrics based on statistics could be included. >>> >>> Shall we include a section on the description >>> >>> of how to calculate the specific statistics used on each >>> >>> SF, or just leave this out of scope to the implementer? >>> >>> My point of view is that statistics should be specified >>> >>> in order to be able to interoperate between different >>> >>> implementations of the same SF. >>> >>> What do you think? >>> >>> Thank you, >>> >>> Diego Dujovne >>> >>> >>> >>> >>> -- >>> >>> DIEGO DUJOVNE >>> Académico Escuela de Ingeniería en Informática y Telecomunicaciones >>> Facultad de Ingeniería UDP >>> www.ingenieria.udp.cl >>> (56 2) 676 8125 >>> >> >> >> >> -- >> DIEGO DUJOVNE >> Académico Escuela de Ingeniería en Informática y Telecomunicaciones >> Facultad de Ingeniería UDP >> www.ingenieria.udp.cl >> (56 2) 676 8125 >> > > > -- > _______________________________________ > > Thomas Watteyne, PhD > Research Scientist & Innovator, Inria > Sr Networking Design Eng, Linear Tech > Founder & co-lead, UC Berkeley OpenWSN > Co-chair, IETF 6TiSCH > > www.thomaswatteyne.com > _______________________________________ > > > _______________________________________________ > 6tisch mailing list > 6tisch@ietf.org > https://www.ietf.org/mailman/listinfo/6tisch > >
- [6tisch] 6P and Sf0 issue: Statistics for SFs and… Prof. Diego Dujovne
- Re: [6tisch] 6P and Sf0 issue: Statistics for SFs… Pascal Thubert (pthubert)
- Re: [6tisch] 6P and Sf0 issue: Statistics for SFs… Prof. Diego Dujovne
- Re: [6tisch] 6P and Sf0 issue: Statistics for SFs… Thomas Watteyne
- Re: [6tisch] 6P and Sf0 issue: Statistics for SFs… Xavier Vilajosana