| From: | Larry Rosenman <ler(at)lerctr(dot)org> |
|---|---|
| To: | pgsql-hackers(at)postgresql(dot)org |
| Subject: | Re: [PATCH] pg_upgrade: support for btrfs copy-on-write clones |
| Date: | 2013-10-02 22:35:02 |
| Message-ID: | 75c5ff18e40a44d284bea9174a9a963d@webmail.lerctr.org |
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| Lists: | pgsql-hackers |
On 2013-10-02 17:32, Josh Berkus wrote:
>> No fundamental reason; I'm hoping ZFS will be supported in addition to
>> btrfs, but I don't have any systems with ZFS filesystems at the moment
>> so I haven't been able to test it or find out the mechanisms ZFS uses
>> for cloning. On btrfs cloning is implemented with a custom
>> btrfs-specific ioctl, ZFS probably has something similar which would
>> be
>> pretty easy to add on top of this patch.
>
> Would you like a VM with ZFS on it? I'm pretty sure I can supply one.
>
> --
> Josh Berkus
> PostgreSQL Experts Inc.
> http://pgexperts.com
I can also supply SSH access to a FreeBSD 10 system that is totally ZFS.
--
Larry Rosenman http://www.lerctr.org/~ler
Phone: +1 214-642-9640 (c) E-Mail: ler(at)lerctr(dot)org
US Mail: 108 Turvey Cove, Hutto, TX 78634-5688
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