[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: 19990628: LDM start problem

On Mon, 28 Jun 1999, Thomas L. Mote wrote:

> 
> On Mon, 28 Jun 1999 10:01:14 -0600 (MDT) Robb Kambic 
> <address@hidden> wrote:
> 
> > On Mon, 28 Jun 1999, Unidata Support wrote:
> > 
> > > >To: address@hidden
> > > >From: "Thomas L. Mote" <address@hidden>
> > > >Subject: LDM start problem
> > > >Organization: .
> > > >Keywords: 199906280327.VAA15501
> > > 
> > > 
> > > Sorry to bombard you folks with questions lately, but 
> > > here's another...
> > > 
> > > I just upgraded from LDM 5.0.5 to 5.0.8. (I built it on 
> > > a SPARC 20 running a patched Solaris 2.5.1 using the SC 3.0 
> > > compliers.) 
> > > 
> > > I have noticed that when I do an ldmadmin start, it just 
> > > hangs. 
> > 
> > Tom,
> > 
> > This is the first I heard of any problems with 5.0.8 on a sparc-20. Has
> > anything else changed before you install 5.0.8?   The main difference is
> > that we are running 5.7 Solaris. The 2.5.1 release had many problems with
> > the LDM. 
> 
> 
> Robb,
> 
> There is only one change on the machine recently. For a 
> while, I was running an ingest program that inserted my 
> NOAAport feed into the LDM product queue. **I shut this 
> program down before I rebooted last time, but the problem 
> was still there.
> 
> The NOAAport machine was still using a socket command to 
> try to send the data across to port 3300 on the LDM 
> machine, but after the reboot I did not start the program 
> on the LDM machine that would take the feed from port 3300 
> and stick it in the product queue.
> 
> The LDM is still running from when I restarted it yesterday 
> (we're saving data), but a bin/ldmadmin ps still says no 
> LDM is running. After I noticed that it had no bearing on 
> the problem, I went ahead and started ingesting the 
> NOAAport feed again.
> 
> I plan to either upgrade to Solaris on the 20 or switch 
> machines this fall (due to lack of disk space on the 20). I 
> was going to switch to LINUX on a dual Pentium II 400 
> machine I have and run the LDM on that. We're pulling in a 
> lot of data now and will be feeding across campus shortly, 
> and I figured the dual Pentium 400 should outperform the 
> SPARC 20. Then I noticed your messages regarding problems 
> with a product queue > RAM on LINUX systems. If that hasn't 
> been resolved, I would use Solaris for Intel.

Tom,

Go with the Solaris for Intel, LINUX will take much more time trying to
get it configured correctly.  I'ts possible to never get it exactly
correct also.  Just saying this from experience.

Robb...



> 
> Thanks.
> 
> Tom
> 
> 
> 
> > 
> > 
> > 
> > I can go to another window and do an ldmadmin watch 
> > > and see the data coming in. The data is being processed and 
> > > saved. However, if I do an ldmadmin ps, it tells me no LDM 
> > > is running. It seems to be bombing periodically as well. 
> > 
> > It seem that not all ldm processes are being started.
> > When you try to start the ldm and it hangs, try these commands in another
> > window.  What's the output?
> > 
> > % ldmadmin isrunning
> > % echo $status
> > 
> > It should be 0
> > 
> > Robb...
> > 
> > > 
> > > I have deleted both queues, rebooted the machine and 
> > > recreated the product queues. Same result.
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > 
> > > 
> > > Any suggestions? This isn't terribly urgent.
> > > 
> > > Thanks.
> > > 
> > > Tom
> > > 
> > > Thomas L. Mote
> > > 
> > 
> > ===============================================================================
> > 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/
===============================================================================