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Message from discussion very low hit ratio
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Harry Sheng  
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 More options Mar 28 2004, 8:39 pm
Newsgroups: comp.databases.oracle.server
From: "Harry Sheng" <harryshen...@hotmail.com>
Date: Sun, 28 Mar 2004 20:23:53 -0500
Local: Sun, Mar 28 2004 8:23 pm
Subject: Re: very low hit ratio
I get a data buffer hit ratio of more than 90%. The users still yell at me
that the database is not responding !
So it really depends. If your users do not yell at you, forget about the
hit-ratio and have a good sleep.

"JW" <j...@nctr.fda.gov> wrote in message

news:f4d9400.0403241310.150b1fb4@posting.google.com...
> we have a data warehouse type of database and I noticed that buffer
> cache hit ratio is very low: db block gets 37,173,962; consistent gets
> 349,994,093; physical reads 888,341,652. Is this normal in a
> datawarehouse environment? Thanks.


 
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