From: Achim Gratz <Stromeko@nexgo.de>
To: linux-btrfs@vger.kernel.org
Subject: Re: [RFC][PATCH v2] btrfs: ssd_metadata: storing metadata on SSD
Date: Sun, 05 Apr 2020 10:22:00 +0200 [thread overview]
Message-ID: <87o8s6bavr.fsf@Rainer.invalid> (raw)
In-Reply-To: 20200405071943.6902-1-kreijack@libero.it
Goffredo Baroncelli writes:
> This is an RFC; I wrote this patch because I find the idea interesting
> even though it adds more complication to the chunk allocator.
>
> The core idea is to store the metadata on the ssd and to leave the data
> on the rotational disks. BTRFS looks at the rotational flags to
> understand the kind of disks.
My comment really is only about his aspect of your proposal: I would
consider a more general way of introducing a tiering of disks so that
one can discern between slower and faster SSD as well.
Regards,
Achim.
--
+<[Q+ Matrix-12 WAVE#46+305 Neuron microQkb Andromeda XTk Blofeld]>+
Factory and User Sound Singles for Waldorf rackAttack:
http://Synth.Stromeko.net/Downloads.html#WaldorfSounds
next prev parent reply other threads:[~2020-04-05 9:50 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-05 7:19 [RFC][PATCH v2] btrfs: ssd_metadata: storing metadata on SSD Goffredo Baroncelli
2020-04-05 7:19 ` [PATCH] btrfs: add ssd_metadata mode Goffredo Baroncelli
2020-04-05 8:22 ` Achim Gratz [this message]
2020-04-05 19:03 ` [RFC][PATCH v2] btrfs: ssd_metadata: storing metadata on SSD Goffredo Baroncelli
2020-04-06 0:57 ` Paul Jones
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