[systemd-devel] what does --ephemeral really do on btrfs?

[Lennart Poettering]

On Fri, 03.07.15 13:31, Elias Probst (mail at eliasprobst.eu) wrote:

> On 07/02/2015 07:22 AM, Johannes Ernst wrote:
> > Mine takes an awful long time — blocking IO on the device in the awful long meantime — and I’m puzzled why. Does it perhaps copy (deep? references only?) the entire drive? 
> > 
> 
> I've seen a similar issue here which was caused by a obviously corrupted
> btrfs volume.
> 'systemd-nspawn' and 'btrfs-transacti' consumed a full CPU core and
> never stopped doing so - they were just stuck there.

> Didn't get a reply in #btrfs regarding this yet and didn't get around
> yet to raise this on the btrfs ML.

Yeah, please report this on the kernel bugzilla and/or the btrfs ML!

Lennart

-- 
Lennart Poettering, Red Hat