Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01.txt
Shida Schubert <shida@ntt-at.com> Mon, 25 May 2015 21:56 UTC
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From: Shida Schubert <shida@ntt-at.com>
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Date: Mon, 25 May 2015 14:56:47 -0700
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To: "Romascanu, Dan (Dan)" <dromasca@avaya.com>
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Archived-At: <http://mailarchive.ietf.org/arch/msg/xrblock/b55uDqfITNoLN9UZWZ5F9b7grJU>
Cc: xrblock <xrblock@ietf.org>
Subject: Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcweb-rtcp-xr-metrics-01.txt
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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) <dromasca@avaya.com> wrote: > > Agreed. > > Thanks and Regards, > > Dan > > > From: Varun Singh [mailto:vsingh.ietf@gmail.com <mailto:vsingh.ietf@gmail.com>] > 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) <dromasca@avaya.com <mailto:dromasca@avaya.com>> 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:xrblock-bounces@ietf.org <mailto:xrblock-bounces@ietf.org>] 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 <shida@ntt-at.com <mailto:shida@ntt-at.com>> 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) > > > <rachel.huang@huawei.com <mailto:rachel.huang@huawei.com>> > > > 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:xrblock-bounces@ietf.org <mailto:xrblock-bounces@ietf.org>] 代表 Varun Singh > > > 发送时间: 2015年3月26日 23:45 > > > 收件人: Roni Even > > > 抄送: xrblock@ietf.org <mailto:xrblock@ietf.org> > > > 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 <ron.even.tlv@gmail.com <mailto:ron.even.tlv@gmail.com>> > > 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:xrblock-bounces@ietf.org <mailto:xrblock-bounces@ietf.org>] On Behalf Of Varun > > > Singh > > > Sent: 28 February, 2015 10:48 PM > > > To: xrblock@ietf.org <mailto:xrblock@ietf.org> > > > 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, <internet-drafts@ietf.org <mailto:internet-drafts@ietf.org>> 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 > > > > > =EO2lZ9ZXM56Ouuop5sSOo6_J48bwWZeMPcbkas3y7GE&s=MYuqYpmmcQk > > 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= > > > > > > _______________________________________________ > > > xrblock mailing list > > > xrblock@ietf.org <mailto:xrblock@ietf.org> > > > https://urldefense.proofpoint.com/v2/url?u=https- <https://urldefense.proofpoint.com/v2/url?u=https-> > > 3A__www.ietf.org_mail > > > > > 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- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Shida Schubert
- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Roni Even
- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Romascanu, Dan (Dan)
- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Varun Singh
- [xrblock] 答复: I-D Action: draft-ietf-xrblock-rtcw… Huangyihong (Rachel)
- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Shida Schubert
- [xrblock] I-D Action: draft-ietf-xrblock-rtcweb-r… internet-drafts
- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Varun Singh
- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Varun Singh
- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Romascanu, Dan (Dan)
- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Varun Singh
- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Romascanu, Dan (Dan)
- Re: [xrblock] I-D Action: draft-ietf-xrblock-rtcw… Shida Schubert