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From: Christoph Hellwig <>
To: Dave Chinner <>
Cc: Takuya Yoshikawa <>,,
Subject: Re: ext4/xfs: about switching underlying 512B sector devices to 4K ones
Date: Fri, 31 Jul 2020 07:46:39 +0100
Message-ID: <> (raw)
In-Reply-To: <20200729231605.GB2005@dread.disaster.area>

On Thu, Jul 30, 2020 at 09:16:05AM +1000, Dave Chinner wrote:
> if you start with 4k devices, mkfs.xfs will detect 4k
> physical/logical devices and set it's sector size to 4k
> automatically and hence will work on those devices, but you can't
> change this retrospectively....

Alternatively you can force a larger sectors size manually at mkfs

      reply index

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-29 10:38 Takuya Yoshikawa
2020-07-29 20:09 ` Andreas Dilger
2020-07-29 23:16 ` Dave Chinner
2020-07-31  6:46   ` Christoph Hellwig [this message]

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