From: "Fabian Grünbichler" <f.gruenbichler@proxmox.com>
To: Geoff Seeley <gseeley@gmail.com>,
Proxmox VE user list <pve-user@lists.proxmox.com>
Subject: Re: [PVE-User] PBS and ZFS Pools Compression?
Date: Fri, 09 Apr 2021 08:54:01 +0200 [thread overview]
Message-ID: <1617951199.q66a123ls2.astroid@nora.none> (raw)
In-Reply-To: <1052148244.1615.1617905219488@webmail.proxmox.com>
On April 8, 2021 8:06 pm, Dietmar Maurer wrote:
>> This is a good article on the subject:
>> https://klarasystems.com/articles/openzfs1-understanding-transparent-compression/
>
> Can't find where the explain it. ZFS magically detects if data is compressible?
> Please can someone give me a hint how they do that?
no. they compress, and if the result is over a certain threshold, they
save the uncompressed data to avoid the decompress overhead for barely
any/no gain.
next prev parent reply other threads:[~2021-04-09 6:54 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-08 18:06 Dietmar Maurer
2021-04-08 23:51 ` Roland
2021-04-09 6:54 ` Fabian Grünbichler [this message]
[not found] <mailman.181.1617896884.359.pve-user@lists.proxmox.com>
2021-04-08 16:22 ` Geoff Seeley
-- strict thread matches above, loose matches on Subject: below --
2021-04-08 15:47 Dietmar Maurer
2021-04-08 13:06 Lindsay Mathieson
2021-04-08 13:12 ` Roland
2021-04-08 13:13 ` Lindsay Mathieson
2021-04-08 15:19 ` Mikhail
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