Re: [systemd-devel] [PATCH/resend] Use reflinking to copy kernel

2015-05-20 Thread Lennart Poettering
On Tue, 19.05.15 02:33, Pádraig Brady (p...@draigbrady.com) wrote: FYI... mv reflinks by default, but only in the unreleased V8.24 (Fedora 23). cp doesn't default to --reflink=auto as that would break the case where one uses copy for durability reasons to have a second copy of the data.

Re: [systemd-devel] [PATCH/resend] Use reflinking to copy kernel

2015-05-18 Thread Simon McVittie
On 18/05/15 13:15, Lennart Poettering wrote: --reflink=auto is the default in cp since a while. I think you're thinking of recent mv versions, or a patched coreutils? cp in current coreutils git never reflinks http://git.savannah.gnu.org/cgit/coreutils.git/tree/src/cp.c#n785 unless explictly

Re: [systemd-devel] [PATCH/resend] Use reflinking to copy kernel

2015-05-18 Thread Lennart Poettering
On Sat, 16.05.15 22:16, Zbigniew Jędrzejewski-Szmek (zbys...@in.waw.pl) wrote: On Fri, May 08, 2015 at 05:11:15PM -0400, Josh Boyer wrote: On May 8, 2015 11:38 AM, Zbigniew Jędrzejewski-Szmek zbys...@in.waw.pl wrote: On Thu, May 07, 2015 at 10:08:56PM -0400, Matthew Miller wrote:

Re: [systemd-devel] [PATCH/resend] Use reflinking to copy kernel

2015-05-18 Thread Zbigniew Jędrzejewski-Szmek
On Mon, May 18, 2015 at 02:15:09PM +0200, Lennart Poettering wrote: On Sat, 16.05.15 22:16, Zbigniew Jędrzejewski-Szmek (zbys...@in.waw.pl) wrote: On Fri, May 08, 2015 at 05:11:15PM -0400, Josh Boyer wrote: On May 8, 2015 11:38 AM, Zbigniew Jędrzejewski-Szmek zbys...@in.waw.pl wrote:

Re: [systemd-devel] [PATCH/resend] Use reflinking to copy kernel

2015-05-18 Thread Lennart Poettering
On Mon, 18.05.15 13:56, Simon McVittie (simon.mcvit...@collabora.co.uk) wrote: On 18/05/15 13:15, Lennart Poettering wrote: --reflink=auto is the default in cp since a while. I think you're thinking of recent mv versions, or a patched coreutils? Oh indeed, I noticed this behaviour on

[systemd-devel] [PATCH/resend] Use reflinking to copy kernel

2015-05-16 Thread Zbigniew Jędrzejewski-Szmek
On Fri, May 08, 2015 at 05:11:15PM -0400, Josh Boyer wrote: On May 8, 2015 11:38 AM, Zbigniew Jędrzejewski-Szmek zbys...@in.waw.pl wrote: On Thu, May 07, 2015 at 10:08:56PM -0400, Matthew Miller wrote: On Thu, May 07, 2015 at 04:29:11PM -0500, Ian Pilcher wrote: Hmm. If don't know