Re: [ldm-users] NEXRAD2

NLR.net NOC has scheduled maintenance ongoing.

Links:
http://www.google.com/calendar/event?eid=ZmFkZ2kxbGl0OWs5NXZrbW82YWxsbG5hYnMgY2VuaWMub3JnXzI0Ymh1ZHFndjdiNGhoaHNrczI2aWI0cnFnQGc&ctz=America/Los_Angeles
https://www.google.com/calendar/render?eid=NXQ1MzVsN3VxZmg0aHVvaGxnNHE1cjg0NjAgY2VuaWMub3JnX2NsdXA0YmZxOXRjcm5tNWg0Z3FvbnE5aG9jQGc&ctz=America/Los_Angeles&pli=1&sf=true&output=xml

Pete: Your request to colostate.edu request used NLR.net as a Peer, thus
the poor performance. Your request to csu.edu used Layer3 as a Peer, thus
the better-than-expected performance.

Hope this clears things up.

-
Ryan Hickman
Chief Technology Officer
AllisonHouse LLC


On Fri, Jan 4, 2013 at 9:22 PM, Mike Schmidt <mschmidt@xxxxxxxxxxxxxxxx>wrote:

> The Front Range GigaPop has been experiencing ongoing issues with NLR
> packet losses -- and there was a routing change about ten minutes ago
> to prefer I2 routes.  I still see significant packet losses to certain
> sites -- upwards of 20% on net.wisc.edu, but down from 50% on NLR...
>
> mike
>
> On Jan 4,  3:13pm, Pete Pokrandt wrote:
> > Subject: Re: [ldm-users] NEXRAD2
> > Something just got fixed between here and ucar
> >
> > [root@sysadm FP4]# wget
> > ftp://ftp.unidata.ucar.edu/pub/netcdf/netcdf-test.tar.gz
> > --2013-01-04 15:12:50--
> > ftp://ftp.unidata.ucar.edu/pub/netcdf/netcdf-test.tar.gz
> >             => `netcdf-test.tar.gz'
> > Resolving ftp.unidata.ucar.edu... 128.117.149.64
> > Connecting to ftp.unidata.ucar.edu|128.117.149.64|:21... connected.
> > Logging in as anonymous ... Logged in!
> > ==> SYST ... done.    ==> PWD ... done.
> > ==> TYPE I ... done.  ==> CWD /pub/netcdf ... done.
> > ==> SIZE netcdf-test.tar.gz ... 11081839
> > ==> PASV ... done.    ==> RETR netcdf-test.tar.gz ... done.
> > Length: 11081839 (11M)
> >
> >
> 100%[===========================================================================================>]
> > 11,081,839  7.91M/s   in 1.3s
> >
> > 2013-01-04 15:12:52 (7.91 MB/s) - `netcdf-test.tar.gz' saved [11081839]
> >
> >
> > 7 Mb/sec is more like it!
> >
> > Pete
> >
> >
> > On 01/04/2013 03:09 PM, Pete Pokrandt wrote:
> > > For what it's worht, I am seeing slow traffic to colostate.edu sites
> > > as well, but not csu.edu sites. If that helps narrow down the problem
> > > at all.
> > >
> > > mtr to www.colostate.edu:
> > >
> > > sysadm (0.0.0.0) Fri Jan  4 15:08:36 2013
> > > Keys:  Help   Display mode   Restart statistics   Order of fields
> quit
> > > Packets               Pings
> > >  Host Loss%  Last   Avg  Best  Wrst StDev
> > >  1. r-cssc-b280c-1-core-vlan-510-primary.net.wisc.edu 0.0%   2.3 4.8
> > > 0.4  18.1   6.0
> > >  2. r-cssc-b280c-9-core-vlan-2034.net.wisc.edu 0.0%   0.3   1.5 0.3
> > > 16.3   3.9
> > >  3. r-peer-xe-3-0-0-2054.net.wisc.edu 0.0%   0.3  12.1   0.3 107.3
>  26.2
> > >  4. nlr-peer.net.wisc.edu 0.0%  36.5   7.4   5.6  36.5   6.6
> > >  5. vlan-48.kans.layer2.nlr.net 27.3%  31.3  31.9  31.1  35.6 1.4
> > >  6. vlan-46.denv.layer2.nlr.net 0.0% 223.3  43.3  30.9 223.3  42.2
> > >  7. xe-0-0-0.823.core-l3.frgp.net 28.6%  31.0  31.0  30.9  32.1 0.3
> > >  8. xe-0-1-0.876.core-910.frgp.net 33.3%  31.0  31.7  31.0  40.2 2.5
> > >  9. border1-i2_b.colostate.edu 40.9%  33.0  33.1  33.0  34.6   0.4
> > > 10. ???
> > >
> > > mtr to www.csu.edu:
> > >
> > >                                                        My traceroute
> > > [v0.71]
> > > sysadm (0.0.0.0) Fri Jan  4 15:09:09 2013
> > > Keys:  Help   Display mode   Restart statistics   Order of fields
> quit
> > > Packets               Pings
> > >  Host Loss%  Last   Avg  Best  Wrst StDev
> > >  1. r-cssc-b280c-1-core-vlan-510-primary.net.wisc.edu 0.0%   1.0 1.6
> > > 0.4   7.9   2.4
> > >  2. r-cssc-b280c-9-core-vlan-2034.net.wisc.edu 0.0%   0.3   0.4 0.3
> > > 0.5   0.1
> > >  3. r-peer-xe-3-0-0-2054.net.wisc.edu 0.0%  67.3  67.5   0.3 94.1
>  25.4
> > >  4. r-uwmadison-isp-xe-1-2-0-945.wiscnet.net 0.0%  47.7   6.3 0.3
> > > 47.7  15.0
> > >  5. te-1-3-412.car2.KansasCity1.Level3.net 0.0%  14.9  69.9  14.9
> > > 187.8  55.3
> > >  6. ae-11-11.car1.KansasCity1.Level3.net 0.0%  30.9  30.9  30.8 31.0
> > > 0.1
> > >  7. ae-5-5.ebr2.Dallas1.Level3.net 0.0%  30.6  30.7  30.6  31.6 0.3
> > >  8. ae-82-82.csw3.Dallas1.Level3.net 0.0%  30.6  35.0  30.6 42.5   4.9
> > >  9. ae-3-80.edge10.Dallas1.Level3.net 0.0%  30.5  30.6  30.5 30.6
> 0.0
> > > 10. ATT 0.0%  34.3  33.1  32.1  35.1   1.0
> > > 11. cr1.dlstx.ip.att.net 0.0%  33.5  34.1  32.5  35.8   1.1
> > > 12. cr2.kc9mo.ip.att.net 0.0%  35.8  36.6  34.8  38.9   1.2
> > > 13. cr2.sl9mo.ip.att.net 0.0%  36.6  35.6  33.7  38.1   1.5
> > > 14. cr2.cgcil.ip.att.net 0.0%  34.6  35.3  33.6  38.1   1.5
> > > 15. cr84.cgcil.ip.att.net 0.0%  34.0  35.2  33.7  36.6   1.1
> > > 16. gar5.cgcil.ip.att.net 0.0%  33.4  52.9  32.5 128.3  40.0
> > > 17. 12.248.161.182 0.0%  33.5  33.4  33.1  33.6   0.2
> > > 18. ip-12-131-115-97.csu.edu 0.0%  33.7  33.0  32.8  33.7   0.3
> > > 19. ???
> > >
> > > Pete
> > >
> > >
> > > On 01/04/2013 02:58 PM, Harry Edmon wrote:
> > >> I am seeing the same thing in Seattle:
> > >>
> > >> HOST: freshair1                   Loss%   Snt   Last   Avg  Best Wrst
> > >> StDev
> > >>   1. 128.95.89.102                 0.0%    20    0.2   1.8   0.2
> > >> 28.7   6.4
> > >>   2. 10.132.1.65                   0.0%    20    0.3   2.7   0.2
> > >> 45.2  10.0
> > >>   3. 10.132.1.66                   0.0%    20    0.5   2.7   0.5
> > >> 19.5   5.8
> > >>   4. ae0--4001.iccr-sttlwa01-02.i  0.0%    20    0.8   0.9   0.8
> > >> 1.5   0.2
> > >>   5. ae1--778.iccr-sttlwa01-03.in  0.0%    20    0.9   2.4   0.8
> > >> 17.1   4.1
> > >>   6. cenichpr-1-is-jmb-778.snvaca  0.0%    20   19.9  19.9  19.4
> > >> 26.9   1.7
> > >>   7. frgp--svl-hpr2.cenic.net     30.0%    20   47.7  47.9  47.7
> > >> 48.7   0.3
> > >>   8. tcom-gs-1-vl873.ucar.edu     25.0%    20   48.8  58.3  48.7
> > >> 177.9  33.1
> > >>   9. flra.ucar.edu                15.0%    20   49.0  49.0  48.9
> > >> 49.2   0.1
> > >>  10. idd.unidata.ucar.edu         15.0%    20   48.8  48.9  48.8
> > >> 49.4   0.1
> > >>
> > >>
> > >> On 01/04/13 12:49, Pete Pokrandt wrote:
> > >>> Maybe related - I'm seeing horrible speeds via internet2 from
> > >>> wisc.edu to any ucar.edu site. For example:
> > >>>
> > >>> [poker@sysadm ~]$ wget
> > >>> ftp://ftp.unidata.ucar.edu/pub/netcdf/netcdf-test.tar.gz
> > >>> --2013-01-04 14:41:18--
> > >>> ftp://ftp.unidata.ucar.edu/pub/netcdf/netcdf-test.tar.gz
> > >>>            => `netcdf-test.tar.gz.1'
> > >>> Resolving ftp.unidata.ucar.edu... 128.117.149.64
> > >>> Connecting to ftp.unidata.ucar.edu|128.117.149.64|:21... connected.
> > >>> Logging in as anonymous ... Logged in!
> > >>> ==> SYST ... done.    ==> PWD ... done.
> > >>> ==> TYPE I ... done.  ==> CWD /pub/netcdf ... done.
> > >>> ==> SIZE netcdf-test.tar.gz ... 11081839
> > >>> ==> PASV ... done.    ==> RETR netcdf-test.tar.gz ... done.
> > >>> Length: 11081839 (11M)
> > >>>
> > >>> 24% [========>                              ] 2,706,312 10.5K/s  eta
> > >>> 10m 59s
> > >>>
> > >>> I have a call in with our network folks. mtr from here to
> > >>> rda.ucar.edu looks like:
> > >>>
> > >>>                              My traceroute  [v0.71]
> > >>> sysadm (0.0.0.0) Fri Jan  4 13:48:12 2013
> > >>> Keys:  Help   Display mode   Restart statistics   Order of fields
> quit
> > >>> Packets               Pings
> > >>>  Host Loss% Last   Avg  Best  Wrst StDev
> > >>>  1. r-cssc-b280c-1-core-vlan-510-primary.net.wisc.edu 0.0% 2.1
> > >>> 2.4   0.3  27.7   5.8
> > >>>  2. r-cssc-b280c-9-core-vlan-2034.net.wisc.edu 0.0% 0.3   0.4
> > >>> 0.3   0.7   0.1
> > >>>  3. r-peer-xe-2-0-0-1627.net.wisc.edu 0.0% 0.3   0.4   0.3   1.0
> 0.1
> > >>>  4. internet2-peer.net.wisc.edu 0.0% 22.6  15.4   5.3 133.5  24.6
> > >>>  5. ae-0.10.rtr.kans.net.internet2.edu 0.0% 19.9  29.1  16.3 156.3
> > >>> 32.0
> > >>>  6. i2-frgp-kans.net.internet2.edu 17.1% 28.9  29.8  28.9  56.8
> 4.8
> > >>>  7. tcom-gs-1-vl873.ucar.edu 24.4% 30.5  30.2  29.9  35.2   0.9
> > >>>  8. mlra.ucar.edu 27.5% 30.0  30.4  30.0  39.8   1.8
> > >>>  9. ml-mr-c6-gs_mlr-tgvrf-net.ucar.edu 25.0% 30.1  30.4  30.1
> > >>> 36.4   1.1
> > >>> 10. 128.117.222.210 30.0% 30.0  30.0  29.9  30.3   0.1
> > >>>
> > >>> I am getting NEXRAD2 data though.. Looks like I have an allow for
> > >>> you for 67.205.85.115 to pull NEXRAD2 data from idd.aos.wisc.edu
> > >>>
> > >>> Pete
> > >>>
> > >>>
> > >>> On 01/04/2013 02:45 PM, Jeff Lake wrote:
> > >>>> is TAMU down??
> > >>>> or do we have a NEXRAD2 outage ??
> > >>>>
> > >>>
> > >>>
> > >>
> > >>
> > >
> > >
> >
> >
> > --
> > Pete Pokrandt - Systems Programmer
> > UW-Madison Dept of Atmospheric and Oceanic Sciences
> > 608-262-3086  - poker@xxxxxxxxxxxx
> >
> > _______________________________________________
> > ldm-users mailing list
> > ldm-users@xxxxxxxxxxxxxxxx
> > For list information or to unsubscribe,  visit:
> http://www.unidata.ucar.edu/mailing_lists/
> >-- End of excerpt from Pete Pokrandt
>
>
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> ldm-users@xxxxxxxxxxxxxxxx
> For list information or to unsubscribe,  visit:
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>
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