On Fri, Nov 15, 2013 at 10:40:20AM +0200, Heikki Linnakangas wrote:
The BTRFS_IOC_CLONE ioctl operates on file level and can be used to
clone files anywhere in a btrfs filesystem.
Hmm, you can also do
cp --reflog -r data92 data-tmp
I think you mean --reflink here.
pg_upgrade --link
On 05.10.2013 16:57, Oskari Saarenmaa wrote:
05.10.2013 16:38, Bruce Momjian kirjoitti:
On Fri, Oct 4, 2013 at 10:42:46PM +0300, Oskari Saarenmaa wrote:
Thanks for the offers, but it looks like ZFS doesn't actually implement
a similar file level clone operation. See
On Fri, Oct 4, 2013 at 10:42:46PM +0300, Oskari Saarenmaa wrote:
Thanks for the offers, but it looks like ZFS doesn't actually implement
a similar file level clone operation. See
https://github.com/zfsonlinux/zfs/issues/405 for discussion on a feature
request for it.
ZFS does support
05.10.2013 16:38, Bruce Momjian kirjoitti:
On Fri, Oct 4, 2013 at 10:42:46PM +0300, Oskari Saarenmaa wrote:
Thanks for the offers, but it looks like ZFS doesn't actually implement
a similar file level clone operation. See
https://github.com/zfsonlinux/zfs/issues/405 for discussion on a
03.10.2013 01:35, Larry Rosenman kirjoitti:
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
Oskari Saarenmaa o...@ohmu.fi wrote:
Add file cloning as an alternative data transfer method to pg_upgrade.
Currently only btrfs is supported, but copy-on-write cloning is also
available on at least ZFS. Cloning must be requested explicitly and if
it isn't supported by the operating system
On 02/10/13 17:18, Andrew Dunstan wrote:
On 10/01/2013 06:31 PM, Oskari Saarenmaa wrote:
Add file cloning as an alternative data transfer method to pg_upgrade.
Currently only btrfs is supported, but copy-on-write cloning is also
available on at least ZFS. Cloning must be requested explicitly
On 10/01/2013 06:31 PM, Oskari Saarenmaa wrote:
Add file cloning as an alternative data transfer method to pg_upgrade.
Currently only btrfs is supported, but copy-on-write cloning is also
available on at least ZFS. Cloning must be requested explicitly and if
it isn't supported by the operating
On Wed, Oct 2, 2013 at 05:23:31PM +0300, Oskari Saarenmaa wrote:
On 02/10/13 17:18, Andrew Dunstan wrote:
On 10/01/2013 06:31 PM, Oskari Saarenmaa wrote:
Add file cloning as an alternative data transfer method to pg_upgrade.
Currently only btrfs is supported, but copy-on-write cloning is
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
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
Add file cloning as an alternative data transfer method to pg_upgrade.
Currently only btrfs is supported, but copy-on-write cloning is also
available on at least ZFS. Cloning must be requested explicitly and if
it isn't supported by the operating system or filesystem a fatal error
is thrown.
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