[Ncep.list.idp.mrms.users] MRMS will be moving to College Park immediately

Gregory Grosshans gregory.grosshans at noaa.gov
Wed Nov 2 18:18:04 UTC 2016


I think there are at least two issues going on, one is the MRMS and another
is the resolution of the MRMS LDM server.

SPC still sees the LDM feed from Boulder via dig (see results moments ago)
below.  However, Allison House sees College Park.

This does NOT make sense unless there is some DNS load balancer upstream?

It appears the authoritative DNS servers are all at NOAA:

 ;; AUTHORITY SECTION:
ncep.noaa.gov.          86400   IN      NS      ns-e.noaa.gov.
ncep.noaa.gov.          86400   IN      NS      ns-mw.noaa.gov.
ncep.noaa.gov.          86400   IN      NS      ns-nw.noaa.gov.


Any idea on why different MRMS LDM customers are getting different LDM host
resolutions for mrms-ldmout.ncep.noaa.gov?

[ldm at host ~/etc]$ date ; dig mrms-ldmout.ncep.noaa.gov ; date
Wed Nov  2 18:13:31 UTC 2016

; <<>> DiG 9.3.6-P1-RedHat-9.3.6-25.P1.el5_11.10 <<>>
mrms-ldmout.ncep.noaa.gov
;; global options:  printcmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 20869
;; flags: qr aa rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 3, ADDITIONAL: 6

;; QUESTION SECTION:
;mrms-ldmout.ncep.noaa.gov.     IN      A

;; ANSWER SECTION:
mrms-ldmout.ncep.noaa.gov. 300  IN      CNAME
mrms-ldmout.bldr.ncep.noaa.gov.
mrms-ldmout.bldr.ncep.noaa.gov. 86400 IN A      140.172.138.50

;; AUTHORITY SECTION:
ncep.noaa.gov.          86400   IN      NS      ns-e.noaa.gov.
ncep.noaa.gov.          86400   IN      NS      ns-mw.noaa.gov.
ncep.noaa.gov.          86400   IN      NS      ns-nw.noaa.gov.

;; ADDITIONAL SECTION:
ns-mw.noaa.gov.         4858    IN      A       140.172.17.237
ns-mw.noaa.gov.         86170   IN      AAAA    2610:20:8800:8c00::237
ns-e.noaa.gov.          4858    IN      A       140.90.33.237
ns-e.noaa.gov.          2521    IN      AAAA    2610:20:8000:8c00::237
ns-nw.noaa.gov.         4858    IN      A       161.55.32.2
ns-nw.noaa.gov.         1426    IN      AAAA    2610:20:8c00:8c00::2

;; Query time: 0 msec
;; SERVER: 140.90.173.105#53(140.90.173.105)
;; WHEN: Wed Nov  2 18:13:31 2016
;; MSG SIZE  rcvd: 281

Wed Nov  2 18:13:31 UTC 2016
[ldm at host ~/etc]$


Thanks,
Gregg

On Wed, Nov 2, 2016 at 1:01 PM, Ryan Hickman <ryan at allisonhouse.com> wrote:

> [ldm at nfs-central1-b root]$ dig mrms-ldmout.ncep.noaa.gov
>>
>>
>> ; <<>> DiG 9.9.4-RedHat-9.9.4-29.el7_2.4 <<>> mrms-ldmout.ncep.noaa.gov
>>
>> ;; global options: +cmd
>>
>> ;; Got answer:
>>
>> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 46394
>>
>> ;; flags: qr rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 0, ADDITIONAL: 1
>>
>>
>> ;; OPT PSEUDOSECTION:
>>
>> ; EDNS: version: 0, flags:; udp: 512
>>
>> ;; QUESTION SECTION:
>>
>> ;mrms-ldmout.ncep.noaa.gov. IN A
>>
>>
>> ;; ANSWER SECTION:
>>
>> mrms-ldmout.ncep.noaa.gov. 299 IN CNAME mrms-ldmout.cprk.ncep.noaa.gov.
>>
>> mrms-ldmout.cprk.ncep.noaa.gov. 21599 IN A 140.90.98.15
>>
>>
>> ;; Query time: 15 msec
>>
>> ;; SERVER: 169.254.169.254#53(169.254.169.254)
>>
>> ;; WHEN: Wed Nov 02 18:01:01 UTC 2016
>>
>> ;; MSG SIZE  rcvd: 101
>>
>
> On Wed, Nov 2, 2016 at 5:59 PM, Gregory Grosshans <
> gregory.grosshans at noaa.gov> wrote:
>
>> DIG still indicates the mrms-ldmout.ncep.noaa.gov is resolving to
>> Boulder:
>>
>> [ldm at host ~/etc]$ dig mrms-ldmout.ncep.noaa.gov
>>
>> ; <<>> DiG 9.3.6-P1-RedHat-9.3.6-25.P1.el5_11.10 <<>>
>> mrms-ldmout.ncep.noaa.gov
>> ;; global options:  printcmd
>> ;; Got answer:
>> ;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 14268
>> ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 2, AUTHORITY: 3, ADDITIONAL: 6
>>
>> ;; QUESTION SECTION:
>> ;mrms-ldmout.ncep.noaa.gov.     IN      A
>>
>> ;; ANSWER SECTION:
>> mrms-ldmout.ncep.noaa.gov. 300  IN      CNAME
>> mrms-ldmout.bldr.ncep.noaa.gov.
>> mrms-ldmout.bldr.ncep.noaa.gov. 86400 IN A      140.172.138.50
>>
>> ;; AUTHORITY SECTION:
>> ncep.noaa.gov.          86400   IN      NS      ns-nw.noaa.gov.
>> ncep.noaa.gov.          86400   IN      NS      ns-mw.noaa.gov.
>> ncep.noaa.gov.          86400   IN      NS      ns-e.noaa.gov.
>>
>> ;; ADDITIONAL SECTION:
>> ns-mw.noaa.gov.         5787    IN      A       140.172.17.237
>> ns-mw.noaa.gov.         605     IN      AAAA    2610:20:8800:8c00::237
>> ns-e.noaa.gov.          5787    IN      A       140.90.33.237
>> ns-e.noaa.gov.          3450    IN      AAAA    2610:20:8000:8c00::237
>> ns-nw.noaa.gov.         5787    IN      A       161.55.32.2
>> ns-nw.noaa.gov.         2355    IN      AAAA    2610:20:8c00:8c00::2
>>
>> ;; Query time: 0 msec
>> ;; SERVER: 140.90.173.105#53(140.90.173.105)
>> ;; WHEN: Wed Nov  2 17:58:02 2016
>> ;; MSG SIZE  rcvd: 281
>>
>> [ldm at host ~/etc]$
>>
>> On Wed, Nov 2, 2016 at 12:56 PM, daryl herzmann <akrherz at iastate.edu>
>> wrote:
>>
>>> Hello,
>>>
>>> Any updates on this?  no LDM data flow, while products are appearing on
>>> the website...
>>>
>>> $ notifyme -v -l - -f EXP -h mrms-ldmout.ncep.noaa.gov
>>> 20161102T175349.489490Z notifyme[20941] NOTE notifyme.c:385:main()
>>> Starting Up: mrms-ldmout.ncep.noaa.gov: 20161102175349.489229 TS_ENDT
>>> {{EXP, ".*"}}
>>> 20161102T175349.489544Z notifyme[20941] NOTE ldm5_clnt.c:460:forn5()
>>> LDM-5
>>> desired product-class: 20161102175349.489229 TS_ENDT {{EXP, ".*"}}
>>> 20161102T175349.496154Z notifyme[20941] INFO error.c:236:err_log()
>>> Resolving mrms-ldmout.ncep.noaa.gov to 140.90.98.15 took 0.00131 seconds
>>> 20161102T175439.496591Z notifyme[20941] NOTE ldm5_clnt.c:460:forn5()
>>> LDM-5
>>> desired product-class: 20161102175349.489229 TS_ENDT {{EXP, ".*"}}
>>> 20161102T175439.533682Z notifyme[20941] INFO error.c:236:err_log()
>>> Resolving mrms-ldmout.ncep.noaa.gov to 140.90.98.15 took 0.037036
>>> seconds
>>> 20161102T175529.533970Z notifyme[20941] NOTE ldm5_clnt.c:460:forn5()
>>> LDM-5
>>> desired product-class: 20161102175349.489229 TS_ENDT {{EXP, ".*"}}
>>> 20161102T175529.534880Z notifyme[20941] INFO error.c:236:err_log()
>>> Resolving mrms-ldmout.ncep.noaa.gov to 140.90.98.15 took 0.00085 seconds
>>>
>>> appears to be resolving to CP IDP LDM.
>>>
>>> daryl
>>>
>>> On Wed, 2 Nov 2016, Derek VanPelt - NOAA Affiliate wrote:
>>>
>>> > MRMS customers,
>>> >
>>> > We will be moving MRMS activities back to College Park at 1:20 EDT
>>> today.
>>> >
>>> > This move is necessary to send our lightning products out, as our
>>> > lightning ingest in Boulder has been cut for over a day, and no
>>> > solution has been found at this point.
>>> >
>>> > Apologies for the short notice.
>>> >
>>> > Thank you,
>>> >
>>> > Derek
>>> >
>>> >
>>>
>>> --
>>> /**
>>>   * daryl herzmann
>>>   * Systems Analyst III -- Iowa Environmental Mesonet
>>>   * https://mesonet.agron.iastate.edu
>>>   */
>>> _______________________________________________
>>> Ncep.list.idp.mrms.users mailing list
>>> Ncep.list.idp.mrms.users at lstsrv.ncep.noaa.gov
>>> https://www.lstsrv.ncep.noaa.gov/mailman/listinfo/ncep.list.
>>> idp.mrms.users
>>>
>>
>>
>>
>> --
>>
>>
>>
>>
>> *========================================================================Email
>> seems to be generating increasing inefficiencies in organizations.  I
>> recently learned from a manager a Stanford Computer Science professor no
>> longer uses email for communication, but uses SNAIL mail, telephone calls,
>> and person to person visits.  I'm considering the same.  405-325-2462
>> <405-325-2462>*
>>
>> *Storm Prediction Center*
>>
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>>
>> _______________________________________________
>> Ncep.list.idp.mrms.users mailing list
>> Ncep.list.idp.mrms.users at lstsrv.ncep.noaa.gov
>> https://www.lstsrv.ncep.noaa.gov/mailman/listinfo/ncep.list.
>> idp.mrms.users
>>
>>
>


-- 




*========================================================================Email
seems to be generating increasing inefficiencies in organizations.  I
recently learned from a manager a Stanford Computer Science professor no
longer uses email for communication, but uses SNAIL mail, telephone calls,
and person to person visits.  I'm considering the same.  405-325-2462*

*Storm Prediction Center*

*120 David L. Boren Blvd, Suite 2330Norman, OK 73072*
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