Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01.txt

[Shida Schubert <[e-mail]>]

Agreed as well. 

I think the first step is to submit the errata.

 Shida

> On May 18, 2015, at 1:31 AM, Romascanu, Dan (Dan) <[e-mail]> wrote:
> 
> Agreed.
>  
> Thanks and Regards,
>  
> Dan
>  
>  
> From: Varun Singh [mailto:[e-mail] <mailto:[e-mail]>] 
> Sent: Monday, May 18, 2015 11:06 AM
> To: Romascanu, Dan (Dan); Shida Schubert
> Cc: xrblock
> Subject: Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01.txt
>  
> Yes, however I would prefer we resolve the next steps for the eratta before the meeting as the resulting reference may be needed for the webrtc-metrics draft.
> 
>  
> On Sun 17 May, 2015 16:14 Romascanu, Dan (Dan) <[e-mail] <mailto:[e-mail]>> wrote:
> Hi Varun,
> 
> Thanks for following up. IMO we can go ahead with an errata.
> 
> We are planning the agenda for a meeting at IETF 93 - should we include this on the agenda?
> 
> Thanks and Regards,
> 
> Dan
> 
> 
> > -----Original Message-----
> > From: xrblock [mailto:[e-mail] <mailto:[e-mail]>] On Behalf Of Varun Singh
> > Sent: Sunday, May 17, 2015 2:01 PM
> > To: Shida Schubert
> > Cc: xrblock
> > Subject: Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-
> > 01.txt
> >
> > Hi Shida, Dan,
> >
> > Following up on the email, what is the suggested next step? Should I go
> > ahead and report an errata?
> >
> > On Sat, Mar 28, 2015 at 7:53 PM, Shida Schubert <[e-mail] <mailto:[e-mail]>> wrote:
> > > Hi;
> > >
> > >  So looking at
> > >
> > >
> > > https://urldefense.proofpoint.com/v2/url?u=http- <https://urldefense.proofpoint.com/v2/url?u=http->
> > 3A__www.ietf.org_iesg_
> > > statement_errata-
> > 2Dprocessing.html&d=AwIGaQ&c=BFpWQw8bsuKpl1SgiZH64Q&r
> > >
> > =I4dzGxR31OcNXCJfQzvlsiLQfucBXRucPvdrphpBsFA&m=EO2lZ9ZXM56Ouuop
> > 5sSOo6_
> > > J48bwWZeMPcbkas3y7GE&s=OExds-hSrs-
> > TVixjuKhfH84nufIZjBl_k3CDIYWVmII&e=
> > >
> > >  My feeling is that we can probably do this as an errata.
> > >
> > >  I do think some of the people contributing to this WG who have
> > > experience chairing long running WG where errata/bis are common can
> > > probably give better guidance though.
> > >
> > >  Thanks
> > >
> > >  Shida as co-chair
> > >
> > > On Mar 26, 2015, at 9:05 AM, Huangyihong (Rachel)
> > > <[e-mail] <mailto:[e-mail]>>
> > > wrote:
> > > Dear all,
> > >
> > > I prefer 6.7 too. As for the issue raised by Varun, will it be a
> > > technical errata to RFC7003 or a new draft to define the missing metric?
> > >
> > > BR,
> > > Rachel
> > >
> > > -----邮件原件-----
> > > 发件人: xrblock [mailto:[e-mail] <mailto:[e-mail]>] 代表 Varun Singh
> > > 发送时间: 2015年3月26日 23:45
> > > 收件人: Roni Even
> > > 抄送: [e-mail] <mailto:[e-mail]>
> > > 主题: Re: [xrblock] I-D Action:
> > > draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01.txt
> > >
> > > Thank you Roni for the review and  feedback.
> > >
> > > I too prefer 6.7, however, 6.8 has gapDiscardRate and gapLossRate in
> > > addition to burstDiscardRate and burstLossRate, which cannot be
> > > derived by the raw information in 6.7.
> > > Would we be unhappy if the gapRates were removed or missing?
> > >
> > > The other minor issue/bug within 6.7, that there is no definition for
> > > burstDiscardCount in any XR draft. This would require a new draft and
> > > can be proceeded in parallel.
> > >
> > >
> > > -Varun
> > >
> > > On Thu, Mar 26, 2015 at 9:14 AM, Roni Even <[e-mail] <mailto:[e-mail]>>
> > wrote:
> > >
> > > Hi Varun,
> > >
> > > I think that we can keep 6.7 and remove 6.8. Having the actual numbers
> > > allows for calculating rate and other statistics, so I find it more
> > > useful
> > >
> > > Roni Even
> > >
> > >
> > >
> > > From: xrblock [mailto:[e-mail] <mailto:[e-mail]>] On Behalf Of Varun
> > > Singh
> > > Sent: 28 February, 2015 10:48 PM
> > > To: [e-mail] <mailto:[e-mail]>
> > > Subject: Re: [xrblock] I-D Action:
> > > draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01.txt
> > >
> > >
> > >
> > > Hi all,
> > >
> > > The -01 draft incorporates the changes discussed at IETF 91.
> > > - new registry defined for WebRTC Statistics API
> > > - added the SR and RR metrics, which were earlier in
> > > draft-alvestrand-rtcweb-stats-registry
> > > - changed the TitleCased identifiers to camelCase, to keep consistency
> > > with the W3C document.
> > >
> > > OPEN ISSUE (burst metrics):
> > > The document currently defines two sets of burst metrics
> > > - Section 6.7: Reports cumulative packets in a burst and the
> > > corresponding burst counts.
> > > - Section 6.8.: Reports the average fraction of packets lost in a burst/gap.
> > >
> > > From section 6.7, we can infer the average burst of packet
> > > loss/discards by dividing the total_packets_lost_in_burst/burst_count.
> > >
> > > From section 6.8, we can infer the impact of the burst packet loss,
> > > i.e.,
> > >
> > > total_burst_loss/totel_expected_packets/burst_count
> > >
> > > Do we keep both? or pick one?
> > >
> > > Thoughts and comments on the open issue and the document in general
> > > are appreciated.
> > >
> > > Regards,
> > > Varun (on behalf of the authors)
> > >
> > >
> > >
> > >
> > > On Sat, Feb 28, 2015 at 7:22 PM, <[e-mail] <mailto:[e-mail]>> wrote:
> > >
> > >
> > > A New Internet-Draft is available from the on-line Internet-Drafts
> > > directories.
> > > This draft is a work item of the Metric Blocks for use with RTCP's
> > > Extended Report Framework Working Group of the IETF.
> > >
> > > Title : Considerations for Selecting RTCP Extended Report (XR) Metrics
> > > for the WebRTC Statistics API Authors : Varun Singh Rachel Huang Roni
> > > Even Dan Romascanu Lingli Deng Filename :
> > > draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01.txt
> > > Pages : 17
> > > Date : 2015-02-28
> > >
> > > Abstract:
> > > This document describes monitoring features related to media streams
> > > in Web real-time communication (WebRTC). It provides a list of RTCP
> > > Sender Report, Receiver Report and Extended Report metrics, which may
> > > need to be supported by RTP implementations in some diverse
> > > environments. It also defines a new IANA registry, a list of
> > > identifiers for the WebRTC's statistics API. These identifiers are a
> > > set of RTCP SR, RR, and XR metrics related to the transport of
> > > multimedia flows.
> > >
> > >
> > > The IETF datatracker status page for this draft is:
> > >
> > > https://urldefense.proofpoint.com/v2/url?u=https-3A__datatracker.ietf <https://urldefense.proofpoint.com/v2/url?u=https-3A__datatracker.ietf>.
> > > org_doc_draft-2Dietf-2Dxrblock-2Drtcweb-2Drtcp-2Dxr-
> > 2Dme&d=AwIGaQ&c=BF
> > >
> > pWQw8bsuKpl1SgiZH64Q&r=I4dzGxR31OcNXCJfQzvlsiLQfucBXRucPvdrphpBs
> > FA&m=E
> > >
> > O2lZ9ZXM56Ouuop5sSOo6_J48bwWZeMPcbkas3y7GE&s=neenIlYE5xe8Vc4l
> > N15SD_GkT
> > > vEs0VYwnuG3ynro0xo&e=
> > > trics/
> > >
> > > There's also a htmlized version available at:
> > > https://urldefense.proofpoint.com/v2/url?u=http-3A__tools.ietf.org_htm <https://urldefense.proofpoint.com/v2/url?u=http-3A__tools.ietf.org_htm>
> > > l_draft-2Dietf-2Dxrblock-2Drtcweb-2Drtcp-2Dxr-2Dmetrics-
> > 2D&d=AwIGaQ&c=
> > >
> > BFpWQw8bsuKpl1SgiZH64Q&r=I4dzGxR31OcNXCJfQzvlsiLQfucBXRucPvdrphp
> > BsFA&m
> > >
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> > QUmrNbQTbBIY
> > > gCb8iwtXK_CWVlAHGXyU&e=
> > > 01
> > >
> > > A diff from the previous version is available at:
> > >
> > > https://urldefense.proofpoint.com/v2/url?u=http- <https://urldefense.proofpoint.com/v2/url?u=http->
> > 3A__www.ietf.org_rfcdi
> > > ff-3Furl2-3Ddraft-2Dietf-2Dxrblock-2Drtcweb-2Drtcp-2Dxr-
> > 2Dme&d=AwIGaQ&
> > >
> > c=BFpWQw8bsuKpl1SgiZH64Q&r=I4dzGxR31OcNXCJfQzvlsiLQfucBXRucPvdrp
> > hpBsFA
> > >
> > &m=EO2lZ9ZXM56Ouuop5sSOo6_J48bwWZeMPcbkas3y7GE&s=WKAWKHL0J
> > yGPuxdTah1Fq
> > > -Vl8bUMurrLjjp8x2A6tFQ&e=
> > > trics-01
> > >
> > >
> > > Please note that it may take a couple of minutes from the time of
> > > submission until the htmlized version and diff are available at
> > > tools.ietf.org <https://urldefense.proofpoint.com/v2/url?u=http-3A__tools.ietf.org&d=AwMFaQ&c=BFpWQw8bsuKpl1SgiZH64Q&r=I4dzGxR31OcNXCJfQzvlsiLQfucBXRucPvdrphpBsFA&m=eBo0hQjBj0I4zZZfvVHTa6F6HIqpI1k-zn3EpvlHUEs&s=vITm3JEYs2oslM4WkXw8PWe2tttbk61Nskql2Bt3Bp4&e=>.
> > >
> > > Internet-Drafts are also available by anonymous FTP at:
> > > https://urldefense.proofpoint.com/v2/url?u=ftp-3A__ftp.ietf.org_intern <https://urldefense.proofpoint.com/v2/url?u=ftp-3A__ftp.ietf.org_intern>
> > > et-
> > 2Ddrafts_&d=AwIGaQ&c=BFpWQw8bsuKpl1SgiZH64Q&r=I4dzGxR31OcNXCJf
> > Qzvls
> > >
> > iLQfucBXRucPvdrphpBsFA&m=EO2lZ9ZXM56Ouuop5sSOo6_J48bwWZeMPcb
> > kas3y7GE&s
> > > =Wd1Y2mmuSsLPjjom7r4hja57VJm28DUZRdC-Y9QFoCg&e=
> > >
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> > CJfQzvlsiLQfucBXRucPvdrphpBsFA&m=EO2lZ9ZXM56Ouuop5sSOo6_J48bwW
> > ZeMPcbka
> > > s3y7GE&s=RWAF5uzqT9QGJTnAXaZjq3ufFyTkivqnEqnJNbdXeV4&e=
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> > > --
> > > https://urldefense.proofpoint.com/v2/url?u=http- <https://urldefense.proofpoint.com/v2/url?u=http->
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> > P33m2YRIHra
> > > IvYOLkQ5T3XZbo_NoIOLig96SgWqCw&e=
> > >
> > >
> > >
> > >
> > > --
> > > https://urldefense.proofpoint.com/v2/url?u=http- <https://urldefense.proofpoint.com/v2/url?u=http->
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> > >
> > =AwIGaQ&c=BFpWQw8bsuKpl1SgiZH64Q&r=I4dzGxR31OcNXCJfQzvlsiLQfucB
> > XRucPvd
> > >
> > rphpBsFA&m=EO2lZ9ZXM56Ouuop5sSOo6_J48bwWZeMPcbkas3y7GE&s=O_
> > P33m2YRIHra
> > > IvYOLkQ5T3XZbo_NoIOLig96SgWqCw&e=
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> > CJfQzvlsiLQfucBXRucPvdrphpBsFA&m=EO2lZ9ZXM56Ouuop5sSOo6_J48bwW
> > ZeMPcbka
> > > s3y7GE&s=RWAF5uzqT9QGJTnAXaZjq3ufFyTkivqnEqnJNbdXeV4&e=
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> > CJfQzvlsiLQfucBXRucPvdrphpBsFA&m=EO2lZ9ZXM56Ouuop5sSOo6_J48bwW
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> > >
> > >
> >
> >
> >
> > --
> > https://urldefense.proofpoint.com/v2/url?u=http- <https://urldefense.proofpoint.com/v2/url?u=http->
> > 3A__www.callstats.io <https://urldefense.proofpoint.com/v2/url?u=http-3A__3A-5F-5Fwww.callstats.io&d=AwMFaQ&c=BFpWQw8bsuKpl1SgiZH64Q&r=I4dzGxR31OcNXCJfQzvlsiLQfucBXRucPvdrphpBsFA&m=eBo0hQjBj0I4zZZfvVHTa6F6HIqpI1k-zn3EpvlHUEs&s=lt9eLV3vU8YP4EnGyt3NlLLj2VBAW0ueI3XG8fmwx00&e=>&d=AwIGaQ&c=BFpWQw8bsuKpl1SgiZH64Q&r=I4dzGx
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> > gWqCw&e=
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> > pl1SgiZH64Q&r=I4dzGxR31OcNXCJfQzvlsiLQfucBXRucPvdrphpBsFA&m=EO2lZ
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