Networker

[Networker] Very strange discrepancy

2003-07-28 16:32:07
Subject: [Networker] Very strange discrepancy
From: George Sinclair <George.Sinclair AT NOAA DOT GOV>
To: NETWORKER AT LISTMAIL.TEMPLE DOT EDU
Date: Mon, 28 Jul 2003 16:31:59 -0400
Hi,

I notice that when I run nwadmin as root on my host (Linux Red Hat 7.3
with 6.1.1 client), I see a later date for the first and last savesets
on certain volumes, but when I run it as myself, I see an earlier ending
date for the same savesets and volume. The dates differ by one day. I
first noticed this problem when I ran one of my scripts which queries
the database on the primary server using the mminfo command:

mminfo -v -q
'pool=pool,level=level,savetime>=startdate,savetime<=enddate'

I was careful to run the script when the server was doing absolutely
nothing. I got different results as root versus myself! Both outputs
produce the same savesets, but the ones from root's output have these
later dates, so I decided to manually check the savesets for the
affected volumes by looking at the volumes window under nwadmin, and
that's when I saw the discrepancy.

This is not always the case for all volumes. It seems sporadic, but in
each case the savesets are the same, with only the dates differing by
one day. I have carefully scrolled all the way to the top and bottom in
the savesets/volumes window to ensure that I am not truncating the
information. I tried running this on several other hosts (various OS),
and the results seem to vary, with some machines behaving just like mine
when run as root versus someone else, and others producing identical
output regardless of who I am logged in as.

Next, I tried running the actual command that my script uses on the
primary server to see what it thinks. I ran this as root, and the
results were identical to those I see when I run as myself on my host. I
find it odd that NetWorker would report a different startdate and or
enddate depending on who I'm running as. After all, this is just a read
query against the database and should require no special privileges.

We're running Solaris 8 on our primary server with NetWorker 6.1.1. and
Red Hat Linux 7.2 - 7.3 on various clients. All clients are at 6.1.1.
Storagenode server is running Linux RedHat 7.3 with 6.1.1 also. We do
have some SGIs that might be running slightly older versions of the
client.

Would appreciate any help.

Thanks.

George
George.Sinclair AT noaa DOT gov

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