8Kb or 4Kb ext4 filesystem page size

From: Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>
To: Alexandre hadjinlian guerra <alexhguerra(at)gmail(dot)com>, pgsql-admin(at)lists(dot)postgresql(dot)org
Subject: 8Kb or 4Kb ext4 filesystem page size
Date: 2019-06-01 19:27:14
Message-ID: 690037b9-f265-6e19-ba77-a2e67d892153@2ndquadrant.com
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On 2019-05-29 14:10, Alexandre hadjinlian guerra wrote:
> Given that postgres uses 8Kb pages, im wondering why i couldnt see any
> tests at all which would format ext4 partition to 8Kb pages.

I suppose this is because the maximum block size for ext4 is 4 kB.

--
Peter Eisentraut http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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