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From: Leszek Dubiel <leszek@dubiel.pl>
To: Zygo Blaxell <ce3g8jdj@umail.furryterror.org>,
	linux-btrfs@vger.kernel.org
Subject: Re: Btrfs not using all devices in raid1
Date: Sat, 22 May 2021 10:52:54 +0200	[thread overview]
Message-ID: <588d379d-6d27-b9e1-1a3b-b4c62a073856@dubiel.pl> (raw)
In-Reply-To: <20210522020858.GB11733@hungrycats.org>



>> ### btrfs fi df /
>>
>> Data, RAID1: total=4.49TiB, used=2.90TiB
> There are about 1.5TB of available space in existing block groups, so
> those will be filled in first.  Block group allocations will start on
> sdc2 after the existing block groups are filled.

Ok! This is what I didn't know.
Now it's clear why Btrfs is not using /dev/sdc2 currently.
New blocks would be put on /dev/sdc2, but only after
currently allocated blocks got filled.




> Unfortunately balance is the only way to redistribute the existing data
> onto new drives, so if you don't want to run balance, then you'll just
> have to wait until sdc2 fills in naturally.

Your answer above solved my problem.
Thank you.


      reply	other threads:[~2021-05-22  8:53 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-05-21 16:34 Btrfs not using all devices in raid1 Leszek Dubiel
2021-05-21 20:11 ` Forza
2021-05-21 21:10   ` Leszek Dubiel
2021-05-21 21:53     ` Forza
2021-05-22  2:08 ` Zygo Blaxell
2021-05-22  8:52   ` Leszek Dubiel [this message]

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