Re: Failure of NCL when using nohup

Hi Michael,

Try adding an 'exit' statement at the very end of the script. It may have
to do with the flushing of I/O buffers.

saji

On Wed, Nov 16, 2011 at 11:45 AM, Michael Murphy <mmurphy@hrc-lab.org>wrote:

> NCL community,
>
> I have a request/challange for you. Can anyone get the following script
> to create it's output netCDF file (output.nc), including the global
> attributes, when using the nohup command (i.e. nohup ncl exampleScript.ncl):
>
> begin
> dummyVar = (/ 1,2,3,4,5,6,7,8,9,10 /)
> outfile = addfile("./output.nc","c")
> outfile->DUMVAR = dummyVar
>
>
> globalAtt = True
> globalAtt@CREATION_NOTES = "This is only an example to show that NCL
> fails with the nohup command"
> globalAtt@CREATION_DATE = systemfunc("date")
> fileattdef(outfile,globalAtt)
>
> end
>
> When I use nohup when running the above ncl script I consistently get the
> "input in flex scanner failed" message and an output file that does not
> contain the global attributes. I admit there is no error message but the
> output file is clearly flawed. If I run the script with out nohup every
> works fine.
>
> This same problem occurs on different machines and with different verisons
> of NCL (i.e. 5.2.1 & 6.0.0) and with numerous different NCL scripts. I am
> using NCL installed from binaries on Linux systems (CentOS).
>
> The example above is just a simple script but in more complex scripts
> designed to read variables from GRIB/NetCDF files and then write them to
> anew netCDF file, a new file is never even created at all!
>
>
> Thanks,
> MJ
>
>
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Received on Wed Nov 16 20:30:06 2011