[daip] AIPS problem accessing data
Jose Afonso
jafonso at oal.ul.pt
Mon Mar 30 19:04:08 EDT 2009
Hi Eric,
The RESTORE 0 worked!!! I guess the file had really become messed up
with the disk access problem.
I am checking the data files and all seems to be working well.
Many thanks! I am again in your debt!
Jose Afonso
Eric Greisen wrote:
> Jose Afonso wrote:
>> Dear DAIP (Eric?),
>>
>> I am currently facing a problem with accessing my data with AIPS. I
>> have installed 31DEC08 version (still to upgrade to current one), and
>> everything has been working fine until last week, when the access to
>> one of the data disks had some problems. AIPS started reporting that
>> the filesystem was read-only, and I traced this back to a problem
>> with a sata disk connection.
>>
>> (log messages showed something like:
>> Mar 27 15:39:26 midas kernel: [286861.009348] ata5: port is slow to
>> respond, ple
>> ase be patient (Status 0xd0)
>> Mar 27 15:39:31 midas kernel: [286865.992112] ata5: device not ready
>> (errno=-16)
>> , forcing hardreset
>> Mar 27 15:39:31 midas kernel: [286865.992117] ata5: soft resetting link
>> Mar 27 15:39:31 midas kernel: [286866.181041] ata5.00: configured for
>> UDMA/33
>> Mar 27 15:39:31 midas kernel: [286866.181057] ata5: EH complete
>> )
>>
>> The local system manager had a look and found some connection error
>> that seems to be solved now. However, when trying to access my many
>> data files with AIPS I now get (example):
>>
>> >ind 2
>> AIPS 1: PROTECTED!
>> >pcat
>> AIPS 1: Catalog on disk 1
>> AIPS 1: Cat Usid Mapname Class Seq Pt Last access Stat
>> >help
>> AIPS 1: ZDIR: COULD NOT TRANSLATE LOGICAL =
>> AIPS 1: ZDIR:
>> AIPS 1: ZTXMAT ERROR = 2
>> AIPS 1: SYNTAX!
>> >free
>> AIPS 1: Disk Volume name Total Full Free Timd Access
>> AIPS 1: # blocks % blocks days
>> AIPS 1: 1 <2/aips/DATA/MIDAS_1 240362688 2 233945184 365 Alluser
>> AIPS 1: 2 <1/aips/DATA/MIDAS_1 240348400 23 184081824 365 Alluser
>> AIPS 1: 3 <2/aips/DATA/MIDAS_2 240362688 2 233945184 365 Alluser
>> AIPS 1: 4 <1/aips/DATA/MIDAS_2 240348400 23 184081824 365 Alluser
>>
>> (the data areas above are correct, I just don't seem to be able to
>> read anything on them...)
>>
>> perhaps the disk problems when I last exited AIPS created some file
>> that has now not recognizing me as a permitted user...? The user
>> number I am using is the same as before, 2. If I use "3", a
>> previously unused user, then everything works fine:
>> >pcat
>> AIPS 1: Catalog on disk 1
>> AIPS 1: Cat Usid Mapname Class Seq Pt Last access Stat
>> AIPS 1: Catalog on disk 2
>> AIPS 1: Cat Usid Mapname Class Seq Pt Last access Stat
>> AIPS 1: Catalog on disk 3
>> AIPS 1: Cat Usid Mapname Class Seq Pt Last access Stat
>> AIPS 1: Catalog on disk 4
>> AIPS 1: Cat Usid Mapname Class Seq Pt Last access Stat
>> etc...
>>
>> so the problem seems to affect only user 2 (was actually the only
>> user with files on this machine) and not new users.
>>
>> I would very much appreciate any help you may offer on this - seems
>> an easy problem, but outside my low-level understanding of AIPS
>> workings...
>
> I suspect that your saved POPS vocabulary has been compromised. The
> first thing to try after starting up as user 2 is to say RESTORE 0.
> This resets the full POPS vocabulary. I do not understand the
> protected message but the adverb VERSION is used for INP etc and
> appears to contain something unprintable. Try the RESTORE 0 or if
> that fails try deleting in the first data area files SG*.002\;.
>
> Eric Greisen
--
Jose Manuel Afonso
Observatorio Astronomico de Lisboa
Tapada da Ajuda, 1349-018 Lisboa
Tel: +351 21 361 67 45/30 Fax: +351 21 361 67 52
Email: jafonso at oal.ul.pt
Webpage: http://www.oal.ul.pt/~jafonso
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