Networker

Re: [Networker] Upgrade from 7.2 - 7.4 question

2008-06-14 10:49:59
Subject: Re: [Networker] Upgrade from 7.2 - 7.4 question
From: Oscar Olsson <spam1 AT QBRANCH DOT SE>
To: NETWORKER AT LISTSERV.TEMPLE DOT EDU
Date: Sat, 14 Jun 2008 16:46:05 +0200
On 2008-06-14 15:06, Stan Horwitz revealed:

SH> On Jun 14, 2008, at 8:04 AM, Davina Treiber wrote:
SH> 
SH> > Goslin, Paul wrote:
SH> >> Thanks Tim,
SH> >> Our largest client index is 53GB, almost twice the amount of
SH> >> available
SH> >> free space on the partition (next largest is 20GB), so I think the
SH> >> conversion could run out of space while converting the large client
SH> >> index..
SH> >
SH> > There is no change to the index format between 7.2.x and 7.4.x, thus
SH> > there is no index conversion necessary.
SH> 
SH> Really? Somewhere between 7.2.x and 7.4 the database engine for the
SH> CFI is changed from WISS to Sybase. When I upgraded from 7.2.1 to 7.4,
SH> a database conversion definitely occurred. One of the benefits of the
SH> new database technology is that it requires less disk space for the
SH> CFI. I don't think the media database changed though, but I am not
SH> certain of that.

There is a change in the media database due to the introduction of 
clonesid's since clones now can have different retention than the original 
saveset. Because of that, downgrading to 7.2 or earlier from 7.3 or later 
is impossible. However, downgrading from 7.4 to 7.3 should be possible.

//Oscar

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