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Re: Databases X Flats Files

To: nv-l@lists.tivoli.com
Subject: Re: Databases X Flats Files
From: James Shanks <James_Shanks@TIVOLI.COM>
Date: Wed, 26 May 1999 15:56:34 -0400
Reply-to: Discussion of IBM NetView and POLYCENTER Manager on NetView <NV-L@UCSBVM.UCSB.EDU>
Sender: Discussion of IBM NetView and POLYCENTER Manager on NetView <NV-L@UCSBVM.UCSB.EDU>
I am not really certain what you are asking.  When speaking of UNIX, you
can upload trap data to an RDBMs via RIM as well as snmpcollect data and
topology data.  The only real performance issue is when you try to run
NetView using the topology data rather letting it run with the "flat files"
(they aren't really flat).   snmpcollect and trap data uploading is
one-way.  Netview doesn't ever get it back.  We recommend that unless you
have a really small network you do the same with topology data too.  The
code is simply not optimized to get topology data live from the RDBMs via
RIM.  It takes too long.

James Shanks
Tivoli (NetView for UNIX) L3 Support



Elvis Melo Vieira <emvieira@ZAZ.COM.BR> on 05/26/99 05:55:22 PM

Please respond to Discussion of IBM NetView and POLYCENTER Manager on
      NetView <NV-L@UCSBVM.UCSB.EDU>

To:   NV-L@UCSBVM.UCSB.EDU
cc:    (bcc: James Shanks/Tivoli Systems)
Subject:  Databases X Flats Files





     I saw a discution about Databases X Flats Files and now that I am to
decide if it will be used Database or Unix Files, a doubt have arrived to
me:
     Netview on big networks could be better with flat files  than using
databases and vice-versa. I know that small files in Unix have better
performance than big ones. Also, the databases are recommend for big number
of data. The only reason for thinking in this way is to considere the
Connections TCP between RDBMS and Netview (or RIM), isn
´t it?.
     Can someone explain this for me?

_________________________________________________________________________
Elvis Melo Vieira
Opentech
tel: +5511 3676-1338




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