[daip] Intallation questions

Eric Greisen egreisen at cv3.cv.nrao.edu
Wed Sep 12 15:19:49 EDT 2001


I do not know what mailer you are using but please stop.  The text of
your message took me a number of minutes to extract from all the html
crap and my mailer cannot replicate it to show you via the usual reply
mechanisms.

This is what it looks like to me::

<!doctype html public "-//w3c//dtd html 4.0 transitional//en">
<html>
<font color="#CC33CC">Hi,</font>
<br><font color="#CC33CC">This is Grant Denn at Sweet Briar College in
VA.</font><font color="#CC33CC"></font>
<p><font color="#CC33CC">I have AIPS 31DEC01 installed. I have two questions.</font><font color="#CC33CC"></font>
<p><font color="#CC33CC">a) I never inserted the secure shell codes so
I am pretty sure</font>
<br><font color="#CC33CC">we are not getting the midnight job.  I
also couldn't find a</font>
<br><font color="#CC33CC"><font face="Courier New,Courier">do_daily</font> 
file.</font><font color="#CC33CC"></font>
<p><font color="#CC33CC">b) when I log on as root, I can mount the tapes.
When</font>
<br><font color="#CC33CC">I log on as another user, I cannot mount the
tapes:</font>
<br><font color="#CC33CC">Permission Denied. If you know where I can</font>
<br><font color="#CC33CC">chmod the permissions, please tell me.</font>
<br><font color="#CC33CC">(/dev/nst0 didn't seem</font>
<br><font color="#CC33CC">to like having its permissions changed!)</font><font color="#CC33CC"></font>
<p><font color="#CC33CC">c) We have another Linux box here running</font>
<br><font color="#CC33CC">a previous version. Do I need to use</font>
<br><font color="#CC33CC">NIS/YP to connect them? Do I need to</font>
<br><font color="#CC33CC">upgrade for them to share data?</font><font color="#CC33CC"></font>
<p><font color="#CC33CC">Thanks a lot</font>
<br><font color="#CC33CC">Grant Denn</font>
<br><font color="#CC33CC"></font> 
<br><font color="#CC33CC"></font> </html>
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Hard to read wouldn't you say?  And this is what I would like to
receive

Hi,
This is Grant Denn at Sweet Briar College in VA.
I have AIPS 31DEC01 installed. I have two questions.

I never inserted the secure shell codes so I am pretty sure
we are not getting the midnight job. I also couldn't find a
do_daily file.

b) when I log on as root, I can mount the tapes. When I log on as
another user, I cannot mount the tapes:
Permission Denied.
If you know where I can chmod the permissions, please tell me.
(/dev/nst0 didn't seem to like having its permissions changed!)

We have another Linux box here running a previous version. Do I need
to use NIS/YP to connect them? Do I need to upgrade for them to share
data?

Thanks a lot
Grant Denn

My reply:

1. If you have not requested and installed the ssh keys then you are
   not running the MNJ.  We keep a log and it is clear that you are
   not on the list of active or formerly active sites.

2. When you installed aips, what account did you use and what user and
   group permssions did you assign?  "Permission denied" can come from
   very many places - check the permissions in the $DA00 area and on
   that directory.  Our /dev area shows

primate_egreisen<595> ll /dev/nst*
crw-rw-rw-    1 root     disk       9, 128 May  5  1998 /dev/nst0

The DA00 area has (among other things)

-rw-rw-r--    1 aipsmgr  aipsuser     1024 Jun 14 11:46 TPD001001;
-rw-rw-r--    1 aipsmgr  aipsuser     1024 Jul 12 15:53 TPD001002;
-rw-rw-r--    1 aipsmgr  aipsuser     1024 Jul 12 15:53 TPD001003;

These files have to have write privilege for whoever will use them.

3. You need to mention the other computer in the HOSTS.LIST file and
the $NET0/DADEVS.LIST and $NET0/NETSP file.  You need to also create a
$NET0/<host2_name> directory and populate it with files like the
$NET0/<host1_name> area.  Computer #2 must be able to mount the AIPS
source areas from computer #1 and its disks for computer number 2 to
run the new aips and use #1's disks as well as its own.  If computer
#2 wants to stay with the old version then its HOSTS.LIST and
DADEVS.LIST and NETSP files must be changed not your new one.

4. You do not say how old the previous version is.  If it is very old
then the data will not be compatible.

You also do not say what compilers you used - with RedHat's recent
mistakes this is more than relevant although the problems you mention
do not seem to have that as its source.

Eric Greisen



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