HP3000-L Archives

July 2001, Week 4

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Subject:
Re: DB Capacity Formual
From:
Peter Chong <[log in to unmask]>
Reply To:
Peter Chong <[log in to unmask]>
Date:
Mon, 23 Jul 2001 23:00:44 -0600
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Larry Barnes <[log in to unmask]> wrote in message news:<[log in to unmask]>...
> As I monitor our DB's I have to increase Master/Automatic data sets on
> occassion to maintain a certain percentage of free space in these data sets.
> Is there any formula to determine the new size of a data set when adding 'X'
> number of records to it?
>
> I've searched the archives and haven't found anything yet.

IIRC, HP Journal in 70... HP measure the performance on the IMAGE/1000,
speed drop after 77-78% of capacity, and also numeric field on key item
will slow down on speed. But, massive size of cache memory on CPU and Disk,
may be it does not matter anymore.

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