[ncl-talk] segmentation default when reading variables

Noelia otero noeli1680 at gmail.com
Sun Dec 10 08:41:00 MST 2017


Hi,
I can't login actually..it seems that it's down ? (at least I can't now,
sorry)

Thanks!

2017-12-10 16:39 GMT+01:00 Dennis Shea <shea at ucar.edu>:

> The ftp site does not care if a file is gzipped or not.
>
> Did you
>
> cd incoming
>
> before attempting to upload the file?
>
> On Sun, Dec 10, 2017 at 8:20 AM, Barry Lynn <barry.h.lynn at gmail.com>
> wrote:
>
>> Hi Noelia:
>>
>> I noticed that the ftp system prefers the files gzipped.  If you are able
>> to log on, but not upload, it maybe because the file is too large.
>>
>> Barry
>>
>> On Sun, Dec 10, 2017 at 4:15 PM, Noelia otero <noeli1680 at gmail.com>
>> wrote:
>>
>>> Hi again,
>>>
>>> I am trying to upload the file but the ftp is not working now (maybe is
>>> temporary) .
>>> In any case, I also wanted that I tried again with an older version of
>>> NCL (6.2.1) and it works..yesterday I was using 6.3.0 and I got the
>>> segmentation default. Then, it seems that it could be related to version of
>>> ncl?
>>>
>>> I'll try to upload the file later, if you still suggest me to do it.
>>>
>>> Thanks a lot,
>>>
>>> Best
>>>
>>> Noelia
>>>
>>>
>>> 2017-12-10 6:36 GMT+01:00 Rick Brownrigg <brownrig at ucar.edu>:
>>>
>>>> Hi,
>>>>
>>>> Are you able you able to ftp the file in question to us?  Using
>>>> "addfile()" with "w" to both read and write should work, and in any case,
>>>> it should not segv!
>>>>
>>>> ftp ftp.cgd.ucar.edu
>>>> anonymous*<enter your email address for the password>*
>>>> cd incoming
>>>> put *file1*
>>>> put *file2*
>>>> . . .*continue with 'put' commands until all desired files are uploaded*. . .
>>>> quit
>>>>
>>>> When the upload is complete, send email to ncl-talk <ncl-talk at ucar.edu>
>>>> or the NCL team member that you've already been working with and include
>>>> the exact names of the files, and the approximate size of each file.
>>>>
>>>> For security reasons, you cannot list the contents of the 'incoming'
>>>> directory. This is why we need to know the exact names of the files.
>>>>
>>>> On Sat, Dec 9, 2017 at 3:18 PM, Noelia otero <noeli1680 at gmail.com>
>>>> wrote:
>>>>
>>>>> Hi Dennis,
>>>>>
>>>>> This is not a wrfout_nc file, sorry, it was just the name used in the
>>>>> script to call "file_in". What confuses me it's that when I open the file
>>>>> with addfile with the option "r" I can get the variables (lat, lon or
>>>>> whatever). The problem is when I want to overwrite some the values in
>>>>> there, because I open it as addfile with the option "w". Then when I try to
>>>>> read any variable the segmentation defaul happens. Any idea ?
>>>>>
>>>>> Many thanks again,
>>>>> Noelia
>>>>>
>>>>>
>>>>> 2017-12-09 22:42 GMT+01:00 Dennis Shea <shea at ucar.edu>:
>>>>>
>>>>>> Typically, wrfout_nc files do not have variable named 'lat'
>>>>>>
>>>>>> XLAT(Time, south_north, west_east)
>>>>>> also
>>>>>> XLONG(Time, south_north, west_east)
>>>>>>
>>>>>> So, maybe it should be
>>>>>>
>>>>>> lat2d = (/wrfout->XLAT(0,:,:)/)     ; 0 refers to the 1st time step
>>>>>> printVarSummary(lat2d)
>>>>>>
>>>>>>
>>>>>> On Sat, Dec 9, 2017 at 12:56 PM, Noelia otero <noeli1680 at gmail.com>
>>>>>> wrote:
>>>>>>
>>>>>>> Hi
>>>>>>>
>>>>>>> I am getting a Segmentation fault (core dumped) when trying to read
>>>>>>> a variable from one file opened as:
>>>>>>>
>>>>>>> wrfout = addfile(file_in,"w")
>>>>>>> lat2d = (/wrfout->lat/)
>>>>>>> Segmentation fault (core dumped)
>>>>>>>
>>>>>>> I thought that it could due to a problem in the file, but I looked
>>>>>>> at the file and it seems fine. If I use:
>>>>>>> wrfout = addfile(file_in,"r")
>>>>>>> lat2d = (/wrfout->lat/)
>>>>>>> it works.
>>>>>>> The file I'm using is 52M..no too large...so I'm quite lost about
>>>>>>> what the problem can be... and the version of ncl Version 6.3.0.
>>>>>>>
>>>>>>> Any idea?
>>>>>>>
>>>>>>> Thanks!
>>>>>>>
>>>>>>> Best
>>>>>>> Noelia
>>>>>>>
>>>>>>> _______________________________________________
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>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>> _______________________________________________
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>>>>
>>>
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>>
>>
>> --
>> Barry H. Lynn, Ph.D
>> Senior Lecturer,
>> The Institute of the Earth Science,
>> The Hebrew University of Jerusalem,
>> Givat Ram, Jerusalem 91904, Israel
>> Tel: 972 547 231 170
>> Fax: (972)-25662581
>>
>> C.E.O, Weather It Is, LTD
>> Weather and Climate Focus
>> http://weather-it-is.com
>> Jerusalem, Israel
>> Local: 02 930 9525
>> Cell: 054 7 231 170
>> Int-IS: x972 2 930 9525
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>>
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>
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