[daip] Solaris 7 - problems with a Linux disk
Eric Greisen
egreisen at cv3.cv.nrao.edu
Fri May 4 10:40:29 EDT 2001
Andrzej Marecki writes:
> Dear all,
>
> I wonder if you have ever come across such a combination:
>
> 1. AIPS (ver.15OCT99) is run either under Solaris 2.6 or 7 with a command:
>
> aips da=taurus
>
> 2. Disks are allocated according to the following DADEVS.LIST file:
>
> - /AIPSDA/GALILEO_1
> - /AIPSDA/GALILEO_2
> - /AIPSDA/HEVELIUS_1
> - /AIPSDA/HEVELIUS_2
> - /AIPSDA/TAURUS_1
>
> Galileo is Sun Ultra running under Sol. 2.6, Hevelius is Sun Ultra
> running under Sol.7, Taurus is Linux with kernel 2.2.16.
You cannot mix Linux and Alpha with Solaris and SGI. The
former are little-endian machines and the latter are large endian.
This means that their numbers are in a different format and they
cannot share aips disk files.
At NRAO we declare the Solaris machines to be at SITE (say)
NRAOAOC and the LInux machines to be at site COAOARN. This keeps them
from mixing. Note that you can destroy your data doing this.
>
> 3. With Solaris 2.6 all works fine - e.g. AIPS "free" command gives:
>
> AIPS 1: Disk Volume name Total Full Free Timd Access
> AIPS 1: # blocks % blocks days
> AIPS 1: 1 /AIPSDA/GALILEO_1 6381224 95 323276 999.0 Alluser
> AIPS 1: 2 /AIPSDA/GALILEO_2 4464358 85 655423 999.0 Alluser
> AIPS 1: 3 /AIPSDA/TAURUS_1 14845728 2 13762824 999.0 Alluser
>
> Under Solaris 7 - AIPS hangs after having prompted:
>
> AIPS 1: Enter user ID number
> ?
>
> What's wrong?
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