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List:       linux-ext4
Subject:    Re: [Regression] ext4: changes to mb_optimize_scan cause issues on Raspberry Pi
From:       Stefan Wahren <stefan.wahren () i2se ! com>
Date:       2022-07-31 20:42:56
Message-ID: 76a9b920-0937-7bef-db55-844f0f5f6c1b () i2se ! com
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Hi Jan,

Am 28.07.22 um 12:00 schrieb Jan Kara:
>
> Also can get filesystem metadata image of your card like:
>    e2image -r <fs-device> - | gzip >/tmp/ext4-image.gz
>
> and put it somewhere for download? The image will contain only fs metadata,
> not data so it should be relatively small and we won't have access to your
> secrets ;). With the image we'd be able to see how the free space looks
> like and whether it perhaps does not trigger some pathological behavior.
i've problems with this. If i try store uncompressed the metadata of the 
second SD card partition (/dev/sdb2 = rootfs) the generated image file 
is nearly big as the whole partition. In compressed state it's 25 MB. Is 
this expected?
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