when benchmarking insert , can there be caching effects?

From: Willy-Bas Loos <willybas(at)gmail(dot)com>
To: pgsql-performance(at)postgresql(dot)org
Subject: when benchmarking insert , can there be caching effects?
Date: 2012-01-20 15:36:35
Message-ID: CAHnozTj9k1uY1P7szVB_V5PZbfTkn-3M6Q+_81stekEfez+fAw@mail.gmail.com
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Hi,

when benchmarking insert , can there be caching effects?
i insert, delete again, and insert again.
does anything cache the things that i deleted?

(postgres 8.4 on debian)

cheers,

WBL

--
"Patriotism is the conviction that your country is superior to all others
because you were born in it." -- George Bernard Shaw

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