James:
So what is the usual policy for big networks (more than 20.000 nodes)? It
would be using the "flat " files for day-to-day use and periodically dumping
the trap data, snmpcollect and topology to the RDBMS?
Roberto Nozaki
Banespa
tel: +5511 837-1393
>Date: Wed, 26 May 1999 15:56:34 -0400
>From: James Shanks <James_Shanks@TIVOLI.COM>
>Subject: Re: Databases X Flats Files
>
>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
>
>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 it?.
> Can someone explain this for me?
>Elvis Melo Vieira
>Opentech
>tel: +5511 3676-1338
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