That looks like your problem right there. Have you tried connecting via ethernet instead and seeing how Youtube performs?

On 3/6/2013 10:09 PM, Min wrote:
yes, i'm use wireless at home.

On Wed, Mar 6, 2013 at 10:03 PM, Derek Ivey <de...@derekivey.com> wrote:
Why are your response times so high at your first hop? Are you maxing out
your connection or connected to your router over wireless?

Derek

On 3/6/2013 9:58 PM, Min wrote:
I use FIOS.  Here is my result:

   Host                                Loss%   Snt   Last   Avg  Best  Wrst
StDev
   1. Wireless_Broadband_Router.home    0.0%   165  285.1 563.9  68.2 2007.
376.1
   2. L100.WASHDC-VFTTP-127.verizon-gn  0.0%   165  299.8 560.3  59.1 2021.
384.4
   3. G0-9-4-1.WASHDC-LCR-22.verizon-g  0.6%   165  241.3 698.7  64.6 24918
1938.
   4. so-14-0-0-0.RES-BB-RTR1.verizon-  0.0%   165  217.2 705.7 100.6 24817
1926.
   5. 0.xe-4-1-0.XL4.IAD8.ALTER.NET     0.0%   165  308.0 714.6 109.8 24717
1920.
   6. TenGigE0-7-2-0.GW7.IAD8.ALTER.NE  0.0%   165  265.3 722.6 103.5 24617
1911.
      TenGigE0-7-0-0.GW7.IAD8.ALTER.NET
      TenGigE0-5-0-1.GW7.IAD8.ALTER.NET
      TenGigE0-7-1-0.GW7.IAD8.ALTER.NET
      TenGigE0-7-4-0.GW7.IAD8.ALTER.NET
      TenGigE0-5-0-0.GW7.IAD8.ALTER.NET
   7. google-gw.customer.alter.net     59.4%   165  281.3 982.9 162.3 24516
2940.
   8. 216.239.46.248                    0.6%   164  247.3 726.7 112.2 24416
1903.
   9. 72.14.238.173                     0.0%   164  203.1 729.7  85.9 24315
1895.
10. iad23s05-in-f6.1e100.net          0.6%   164  343.2 712.9  35.1 24215
1890.

In my case, I suspected two things.

    1. congestion (verizon over subscribed)
    2. packet out of order (high packet drops in alternet-google could be
a symptom of multipath)

Not sure which has bigger performance impact to youtube.

Min

On Wed, Mar 6, 2013 at 9:35 PM, Grant Ridder <shortdudey...@gmail.com>
wrote:
The 1st one gets slow at XO and the 2nd and 3rd get slow at Sprint.

Now the interesting one with XO is that it is routed in a /30 that is
assigned to Google by XO.

network:Class-Name:network
network:ID:NET-XO-NET-d1302a54
network:Auth-Area:209.48.0.0/15
network:Network-Name:XO-NET-d1302a54
network:Organization;I:GOOGLE INC. (328874-1)
network:IP-Network:209.48.42.84/30
network:Admin-Contact;I:XCIA-ARIN
network:Tech-Contact;I:XCIA-ARIN
network:Created:20120917
network:Updated:20121018
network:Updated-By:ipad...@eng.xo.com

-Grant

On Wed, Mar 6, 2013 at 8:25 PM, Min <qiu.mi...@gmail.com> wrote:
3 traces all indicated the last hub are 80~100ms faster than the
second last hub.  Interesting.

Min

On Wed, Mar 6, 2013 at 9:07 PM, Derek Ivey <de...@derekivey.com> wrote:
I just got home and tested with quite a few 1080p videos. No issues
over
my
Hurricane Electric IPv6 tunnel. I did notice frequent stops to buffer
on
my
FiOS IPv4 connection. I have a 50 Mbps down connection and don't even
come
close to maxing it when watching Youtube videos.

Here are a few traceroutes:

[2.1-BETA0][root@pfsense]/root(1): traceroute
r19---sn-p5qlsm7d.c.youtube.com
traceroute to r19.sn-p5qlsm7d.c.youtube.com (208.117.251.184), 64 hops
max,
40 byte packets
   1  L100.HRBGPA-VFTTP-12.verizon-gni.net (98.117.0.1)  1.222 ms 1.348
ms
0.834 ms
   2  G10-0-8-112.HRBGPA-LCR-01.verizon-gni.net (130.81.184.148) 2.839
ms
2.589 ms  2.443 ms
   3  P12-0-0.HRBGPA-LCR-02.verizon-gni.net (130.81.27.185)  14.880 ms
14.614
ms  14.698 ms
   4  so-12-1-0-0.RES-BB-RTR1.verizon-gni.net (130.81.28.254) 14.647 ms
14.696 ms  14.552 ms
   5  0.xe-3-1-1.BR1.IAD8.ALTER.NET (152.63.37.141)  15.027 ms 15.004 ms
15.064 ms
   6  te9-2-0d0.cir1.ashburn-va.us.xo.net (206.111.0.201)  38.517 ms
36.033
ms  34.816 ms
   7  216.156.8.189.ptr.us.xo.net (216.156.8.189)  31.958 ms  30.994 ms
29.194 ms
   8  209.48.42.86 (209.48.42.86)  124.931 ms  126.117 ms  124.303 ms
   9  208.117.251.184 (208.117.251.184)  26.483 ms  27.792 ms 27.974 ms

[2.1-BETA0][root@pfsense]/root(2): traceroute
r15---sn-p5qlsm76.c.youtube.com
traceroute to r15.sn-p5qlsm76.c.youtube.com (208.117.251.148), 64 hops
max,
40 byte packets
   1  L100.HRBGPA-VFTTP-12.verizon-gni.net (98.117.0.1)  1.077 ms 0.863
ms
0.968 ms
   2  G10-0-8-112.HRBGPA-LCR-01.verizon-gni.net (130.81.184.148) 2.429
ms
2.265 ms  2.456 ms
   3  P12-0-0.HRBGPA-LCR-02.verizon-gni.net (130.81.27.185)  14.788 ms
14.666
ms  14.643 ms
   4  so-12-1-0-0.RES-BB-RTR1.verizon-gni.net (130.81.28.254) 14.591 ms
14.479 ms  16.041 ms
   5  0.xe-10-0-0.BR2.IAD8.ALTER.NET (152.63.38.165)  15.007 ms 15.109
ms
14.975 ms
   6  144.232.8.209 (144.232.8.209)  187.038 ms  115.363 ms  117.669 ms
   7  sl-st31-ash-0-4-0-0.sprintlink.net (144.232.28.6)  116.263 ms
      sl-st31-ash-0-8-0-2.sprintlink.net (144.232.1.19)  116.491 ms
      sl-st31-ash-0-4-0-0.sprintlink.net (144.232.28.6)  116.934 ms
   8  sl-googl10-584821-0.sprintlink.net (144.228.205.34)  122.521 ms
122.780
ms  121.535 ms
   9  208.117.251.148 (208.117.251.148)  33.669 ms  37.652 ms 38.478 ms

[2.1-BETA0][root@pfsense]/root(6): traceroute
r10---sn-p5qlsm7l.c.youtube.com
traceroute to r10.sn-p5qlsm7l.c.youtube.com (208.117.251.47), 64 hops
max,
40 byte packets
   1  L100.HRBGPA-VFTTP-12.verizon-gni.net (98.117.0.1)  1.159 ms 0.831
ms
0.806 ms
   2  G9-0-4-212.HRBGPA-LCR-02.verizon-gni.net (130.81.139.126) 2.396 ms
2.435 ms  2.167 ms
   3  so-12-1-0-0.RES-BB-RTR1.verizon-gni.net (130.81.28.254) 14.497 ms
14.767 ms  14.695 ms
   4  0.xe-11-0-0.BR2.IAD8.ALTER.NET (152.63.38.169)  15.001 ms 15.074
ms
15.024 ms
   5  144.232.8.209 (144.232.8.209)  118.582 ms  116.717 ms  113.669 ms
   6  sl-st31-ash-0-4-0-3.sprintlink.net (144.232.3.169)  114.433 ms
117.698
ms
      sl-st31-ash-0-4-0-0.sprintlink.net (144.232.28.6)  115.981 ms
   7  sl-googl10-584821-0.sprintlink.net (144.228.205.34)  123.912 ms
124.402
ms  125.384 ms
   8  208.117.251.47 (208.117.251.47)  30.591 ms  30.676 ms  29.528 ms

Derek

On 3/6/2013 8:31 PM, Grant Ridder wrote:
Can any one provide traceroutes to youtube to see if there is any
correlation between last mile providers?

-Grant

On Wed, Mar 6, 2013 at 6:37 PM, Derek Ivey <de...@derekivey.com
<mailto:de...@derekivey.com>> wrote:

      I don't think it's just Time Warner. Definitely looks like XO. I
have
      Verizon FiOS and it was pretty bad for me as well (not sure if it
      still is
      since I'm not home right now). There's also atleast two threads
in
the
      Verizon FiOS section on Broadband Reports:

      http://www.dslreports.com/forum/r28027601-Horrible-youtube-speeds



http://www.dslreports.com/forum/r28071070-How-to-Reddit-YouTube-firewall-rule-with-MI424wr

      Derek


      On Wed, Mar 6, 2013 at 5:56 PM, Rick Coloccia
      <coloc...@geneseo.edu <mailto:coloc...@geneseo.edu>> wrote:

      > I'd like to help, too, I'm from a TWC business class site with
      650 Mbps
      > bandwidth and still regularly poor performance with YouTube.
      >
      > -Rick
      >
      > Sent from my iPhone 4S
      >
      > On Mar 6, 2013, at 4:10 PM, Christopher Morrow
      <morrowc.li...@gmail.com <mailto:morrowc.li...@gmail.com>>
      > wrote:
      >
      > > On Wed, Mar 6, 2013 at 3:34 PM, Randy Carpenter
      <rcar...@network1.net <mailto:rcar...@network1.net>>
      > wrote:
      > >>
      > >> ----- Original Message -----
      > >>> On Wed, Mar 6, 2013 at 3:11 PM, Randy Carpenter
      > >>> <rcar...@network1.net <mailto:rcar...@network1.net>> wrote:
      > >>>>
      > >>>> We have recently been having some serious speed issues
with
      YouTube
      > >>>> on our home connections, which are all Time Warner Cable.
      > >>>> Some searching on forums and such revealed a work around:
      > >>>>
      > >>>> Block 206.111.0.0/16 <http://206.111.0.0/16> at the
router.
      > >>>
      > >>> this was reported elsewhere... it seems odd, since that's
XO
      space,
      > >>> not Google and not TWC space. Would you care to engage in
some
      > >>> troubleshooting to help everyone out? :)
      > >>
      > >> I'll be happy to help troubleshoot in any way I can.
      > >
      > > excellent.. I'll arrange my ducks, let's chat offlist?
      > >
      >
      >




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