[daip] FILLM message
Claire Chandler
cchandle at nrao.edu
Thu Apr 2 16:54:29 EDT 2009
Thanks, I tried again with a new download of the archive file and it
worked. There must have been some problem with the other file.
Claire
On Thu, 2 Apr 2009, Eric Greisen wrote:
> cchandle at nrao.edu wrote:
>> Hi Eric,
>>
>> I'm trying to load a VLA dataset /home/pasilla/cjc/linux/TP026_1 and
>> I'm expecting there to be data up to 17:11 UT (according to the scan
>> listing the archive and the observe file), but FILLM stops at around
>> 13:12 UT with a message
>> FILLM1 FLDKIO: LBYTES= 10240 BUT IERR = 0
>>
>> What does this mean? Is there a problem with the archive file? How
>> can I find out if the other 4 hours of data are even in the archive
>> file?
>
> This error arises either when the IO gives a record that is not 2048*n bytes
> (not your case) or that the pointers within the data say that the record
> should be longer than the record read. Since the disk file is just a byte
> stream, the only way that the read can return less than the requested number
> of bytes is at the end of data. This means that the distributed file has
> been truncated. Note - if you used ftp - did you remember to say binary when
> copying these data?
>
> Cheers,
>
> Eric Greisen
>
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