Will PostgreSQL use normal and huge pages at the same time?

From: Tim Schwenke <tim(at)trallnag(dot)com>
To: "Pgsql Novice" <pgsql-novice(at)lists(dot)postgresql(dot)org>
Subject: Will PostgreSQL use normal and huge pages at the same time?
Date: 2023-06-05 15:30:32
Message-ID: 1888c2e6d08.f41d0c1610286.4206746953200644373@trallnag.com
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Hello,

the default in PostgreSQL is "try" (use if available). But what does this mean?

1. Will it only use huge pages if everything it needs fits into them?
2. Or will it first use huge pages and then use normal pages once no huge page is available anymore?

Regards

Tim

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