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Re: 19990823: LDM Down?

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  • Subject: Re: 19990823: LDM Down?
  • Date: Wed, 25 Aug 1999 14:57:15 -0600 (MDT)
Bob et al,

Apparently, there was a change so that udp protocol doesn't show up
anymore for the LDM.  I was unaware of this change. ie

% rpcinfo -p

    300029    5   tcp    388  ldmd
    300029    4   tcp    388  ldmd

If you want to continue with your test, change udp to tcp.

Robb...



On Mon, 23 Aug 1999, Bob Lipschutz wrote:

> 
> Art et al,
> 
> In the ldm logs, it looks like we're sending data to thelma fine... it 
> appears that FICS (our LDM monitor) is reporting that thelma is down 
> because it tries to do an 'rpcinfo' that fails... here's the test we're 
> failing on:
> 
> sentinel:/fics/test/LDM/bin> rpcinfo -T udp thelma.ucar.edu 300029 4
> rpcinfo: RPC: Program not registered
> 
> Apparently, something has changed recently somewhere to cause this to
> stop working for thelma.  Note that other outside hosts fed by our ldm 
> also don't seem to allow this query, as well. 
> 
> For now, I suggest that we simply put thelma into No Poll mode so
> our monitor stops complaining.
> 
>       -Bob
> 
> 
> > Art,
> > 
> > I'm  starting to think it's a network problem on your end, thelma can see
> > fsl.  I would contact your network people about it. 
> > 
> > Robb...
> > 
> > (thelma:ldm) 117 % ldmping -i 5 -h shylock.fsl.noaa.gov
> > Aug 23 20:29:03      State    Elapsed Port   Remote_Host
> > rpc_stat
> > Aug 23 20:29:04 RESPONDING   1.607655  388   shylock.fsl.noaa.gov  
> > Aug 23 20:29:10 RESPONDING   0.244558  388   shylock.fsl.noaa.gov  
> > Aug 23 20:29:15 RESPONDING   0.008238  388   shylock.fsl.noaa.gov
> >   
> > (thelma:ldm) 118 % ^shylock^gobbo
> > ldmping -i 5 -h gobbo.fsl.noaa.gov
> > Aug 23 20:29:32      State    Elapsed Port   Remote_Host
> > rpc_stat
> > Aug 23 20:29:34  ADDRESSED   2.144603    0   gobbo.fsl.noaa.gov  Unable to
> > receive; errno = Connection reset by peer
> > Aug 23 20:29:39 SVC_UNAVAIL   0.040790    0   gobbo.fsl.noaa.gov  Unable
> > to receive; errno = Connection reset by peer
> > Aug 23 20:29:44 SVC_UNAVAIL   0.061618    0   gobbo.fsl.noaa.gov  Unable
> > to receive; errno = Connection reset by peer
> > (thelma:ldm) 119 % ^gobbo^ldm
> > 
> > 
> > It appears that the ldm is down on gobbo
> > 
> > 
> > (thelma:ldm) 122 % ping gobbo.fsl.noaa.gov
> > PING gobbo.fsl.noaa.gov (137.75.1.51): 56 data bytes
> > 64 bytes from 137.75.1.51: icmp_seq=0 ttl=250 time=6.339 ms
> > 64 bytes from 137.75.1.51: icmp_seq=1 ttl=250 time=37.374 ms
> > 64 bytes from 137.75.1.51: icmp_seq=2 ttl=250 time=7.269 ms
> > 64 bytes from 137.75.1.51: icmp_seq=3 ttl=250 time=11.272 ms
> > 64 bytes from 137.75.1.51: icmp_seq=4 ttl=250 time=9.887 ms
> > 64 bytes from 137.75.1.51: icmp_seq=5 ttl=250 time=15.911 ms
> > 
> > ----gobbo.fsl.noaa.gov PING Statistics----
> > 6 packets transmitted, 6 packets received, 0.0% packet loss
> > round-trip min/avg/max = 6.339/14.675/37.374 ms
> > 
> > 
> > ldmping -i 5 -h ldm.fsl.noaa.gov
> > Aug 23 20:29:53      State    Elapsed Port   Remote_Host
> > rpc_stat
> > Aug 23 20:29:54 RESPONDING   0.092560  388   ldm.fsl.noaa.gov  
> > Aug 23 20:29:59 RESPONDING   0.011142  388   ldm.fsl.noaa.gov  
> > Aug 23 20:30:04 RESPONDING   0.016076  388   ldm.fsl.noaa.gov  
> > Aug 23 20:30:09 RESPONDING   0.014217  388   ldm.fsl.noaa.gov  
> > Aug 23 20:30:14 RESPONDING   0.010559  388   ldm.fsl.noaa.gov  
> > 
> > 
> > (thelma:ldm) 120 % traceroute ldm.fsl.noaa.gov
> > traceroute to shylock.fsl.noaa.gov (137.75.1.50), 30 hops max, 40 byte
> > packets
> >  1  vbnsr-dmzfnet (192.52.106.10)  1 ms  2 ms  3 ms
> >  2  cs-atm6-0-501.dnj.vbns.net (204.147.130.205)  7 ms  4 ms  7 ms
> >  3  204.131.62.37 (204.131.62.37)  4 ms (ttl=254!)  4 ms (ttl=254!)  3 ms
> > (ttl=254!)
> >  4  204.131.62.6 (204.131.62.6)  11 ms (ttl=251!)  12 ms (ttl=251!)  10 ms
> > (ttl=251!)
> >  5  * * *
> >  6  fsl-rtr-atm.boulder.noaa.gov (140.172.254.251)  27 ms (ttl=251!)  8 ms
> > (ttl=251!)  14 ms (ttl=251!)
> >  7  shylock.fsl.noaa.gov (137.75.1.50)  9 ms (ttl=250!)  11 ms (ttl=250!)
> > *
> > 
> > ping ldm.fsl.noaa.gov
> > PING shylock.fsl.noaa.gov (137.75.1.50): 56 data bytes
> > 64 bytes from 137.75.1.50: icmp_seq=0 ttl=250 time=7.958 ms
> > 64 bytes from 137.75.1.50: icmp_seq=1 ttl=250 time=7.129 ms
> > 64 bytes from 137.75.1.50: icmp_seq=2 ttl=250 time=73.419 ms
> > 64 bytes from 137.75.1.50: icmp_seq=3 ttl=250 time=24.779 ms
> > 64 bytes from 137.75.1.50: icmp_seq=4 ttl=250 time=7.642 ms
> > 64 bytes from 137.75.1.50: icmp_seq=5 ttl=250 time=7.676 ms
> > 64 bytes from 137.75.1.50: icmp_seq=6 ttl=250 time=7.309 ms
> > 64 bytes from 137.75.1.50: icmp_seq=7 ttl=250 time=34.126 ms
> > 64 bytes from 137.75.1.50: icmp_seq=8 ttl=250 time=9.205 ms
> > 64 bytes from 137.75.1.50: icmp_seq=9 ttl=250 time=9.259 ms
> > 64 bytes from 137.75.1.50: icmp_seq=10 ttl=250 time=8.317 ms
> > 64 bytes from 137.75.1.50: icmp_seq=11 ttl=250 time=225.823 ms
> > 
> > ----shylock.fsl.noaa.gov PING Statistics----
> > 12 packets transmitted, 12 packets received, 0.0% packet loss
> > round-trip min/avg/max = 7.129/35.220/225.823 ms
> > 
> > 
> > 
> > On Mon, 23 Aug 1999, Art Urban wrote:
> > 
> > > Hi Robb,
> > > 
> > > I didn't mean to imply thelma itself was down, just that LDM appeared not 
> > > t
> o be
> > > running for some time. I took your advice and ran the ldmping command. 
> > > This
>  is
> > > the output:
> > > 
> > > Aug 23 19:06:06      State    Elapsed Port   Remote_Host           
> > > rpc_stat
> > > Aug 23 19:06:15  ADDRESSED   9.207368    0   thelma.ucar.edu  RPC: Unable 
> > > t
> o receive; errno = Connection reset by peer
> > > Aug 23 19:06:40 SVC_UNAVAIL   0.457846    0   thelma.ucar.edu  RPC: 
> > > Unable 
> to receive; errno = Connection reset by peer
> > > 
> > > Any ideas?
> > > 
> > > Robb Kambic wrote:
> > > >
> > > > Why did you say that thelma was down?  Did you do an ldmping command? ie
> > > > 
> > > > % ldmping -h thelma.ucar.edu
> > > > 
> > > > Are there any issues we should be aware of? Thanx!
> > > > 
> > > > Noop, it was a little slow because of network congestion, but the data
> > > > feeds are current now.
> > > > 
> > > 
> > > -- 
> > > Art Urban  \\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\  Systems Support Group 
> > > Lead
> > > ===========================================================================
> > > 303-497-6922  \\\\\\\\\\\\\\  address@hidden  \\\\\\\\\\\\\  2B404 DSRC
> > > 
> > 
> > =============================================================================
> ==
> > Robb Kambic                            Unidata Program Center
> > Software Engineer III                          Univ. Corp for Atmospheric 
> > Research
> > address@hidden                 WWW: http://www.unidata.ucar.edu/
> > =============================================================================
> ==
> > 
> 

===============================================================================
Robb Kambic                                Unidata Program Center
Software Engineer III                      Univ. Corp for Atmospheric Research
address@hidden             WWW: http://www.unidata.ucar.edu/
===============================================================================