On 30 Sep 2013 14:32, <[1]sf...@users.sourceforge.net> wrote:
>
>
> Pui Yong Ng:
> > - I'm unable to write via nfs to an aufs union of zfs branches. The
> > file is created, but nothing is written to the file, and nfs reports
> > errno -38 (ENOSYS).
> > - Writing directly
Pui Yong Ng:
> You're right. Sorry I didn't notice this pertinent info - I think it is
> because it was only produced once and I only checked the syslog after
> various other log entries went in.
>
> What do these logs indicate?
It means zfs doesn't implement aio_write() file operation, and aufs
On 30 Sep 2013 15:39, <[1]sf...@users.sourceforge.net> wrote:
> It means zfs doesn't implement aio_write() file operation, and aufs
> doesn't support such filesystem.
[]
> If you know anything about a zfs plan to implement aio_read/_write,
> please let me know.
Indeed. Armed
Florian Klink:
> I use Arch Linux (amd64) using the "zen-kernel" (tree on zen-kernel.org,
> linus' kernel plus some nice additional features like UKSM and aufs3).
> The package is called "linux-zen" in Arch Linux.
Now I am installing Arch Linux...
> I hope the problem will automatically go away
[1]sf...@users.sourceforge.net:
Florian Klink:
I use Arch Linux (amd64) using the "zen-kernel" (tree on zen-kernel.org,
linus' kernel plus some nice additional features like UKSM and aufs3).
The package is called "linux-zen" in Arch Linux.
Now I am installing Arch Linux...
Just to test t
I tested it on a kernel with the FS_USERNS_MOUNT and USER_NS enabled, the
problem persists. So it doesn't look like a bug of aufs, but still thanks
for your help!
Florian
Am 30.09.2013 11:46, schrieb Florian Klink:
[[1]1]sf...@users.sourceforge.net:
Florian Klink:
I use Arch L
Florian Klink:
> Just to test the kernel? You can get the location of the git tree and
> the default config from here:
> https://aur.archlinux.org/packages/linux-zen/?setlang=en
To find out who runs "remount,ro".
I don't understand why you focused FS_USERNS_MOUNT.
J. R. Okajima
---
sf...@users.sourceforge.net:
> Florian Klink:
>> Just to test the kernel? You can get the location of the git tree and
>> the default config from here:
>> https://aur.archlinux.org/packages/linux-zen/?setlang=en
> To find out who runs "remount,ro".
> I don't understand why you focused FS_USERNS_MOU
Florian Klink:
> I think, it's the init system that did the remount-ro (a remount,ro of /
> is done when you shutdown). I now updated to a newer version, (of
> systemd) and the problem went magically away - seems like systemd now
> properly detects when it's inside a container and doesn't remount,
Pui Yong Ng:
> I appreciate it if you have any ideas :) otherwise, perhaps I will try
> non-nfs network file systems.
Here is a patch for a new aufs mount option "noaiop".
- apply the patch (to aufs source files) and rebuild your aufs module.
- when you mount aufs with zfs branches, add a mount op
sf...@users.sourceforge.net:
>
> Florian Klink:
> > The error message also appears when both "aufs" and "loop" are compiled
> > as a module.
>
> Hmm...
> I am afraid we should consider all combinations of these.
> - aufs (is/is not) a module
> - the source files are from (aufs3-linux/aufs3-standalo
Am 01.10.2013 03:28, schrieb sf...@users.sourceforge.net:
> sf...@users.sourceforge.net:
>> Florian Klink:
>>> The error message also appears when both "aufs" and "loop" are compiled
>>> as a module.
>> Hmm...
>> I am afraid we should consider all combinations of these.
>> - aufs (is/is not) a modu
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