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Re: openvz ploop images on moosefs mount [message #45732 is a reply to message #45731] Sat, 31 March 2012 18:54 Go to previous messageGo to previous message
Kirill Kolyshkin is currently offline  Kirill Kolyshkin
Messages: 9
Registered: October 2006
Junior Member
Ploop only supports ext4 and nfs
31.03.2012 22:50 пользователь "Corin Langosch" <info@corinlangosch.com>
написал:

> Hi,
>
> has anybody tried using the new ploop storage for openvz images together
> with moosefs ( http://www.moosefs.org/)?
>
> ploop mount -d /dev/ploop0 /mfs-mount/root.hdd
> Adding delta dev=/dev/ploop0 img=/mfs-mount/root.hdd (rw)
> PLOOP_IOC_ADD_DELTA /mfs-mount/root.hdd: Invalid argument
>
> In syslog I find:
> kernel: File on FS without backing device
>
> I thought it might be because ploop needs direct-io (right?), but mounting
> with direct-io enabled seems not to be supported by moosefs:
>
> mfsmount -o direct_io /mfs-mount
> mfsmaster accepted connection with parameters: read-write,restricted_ip ;
> root mapped to root:root
> fuse: unknown option `direct_io'
>
> Has anybody got it working somehow? :)
>
> Btw: I'll also post this question to the moosefs mailinglist as I'm pretty
> sure the devs there might have interesting answers too.
>
> Corin
>
>

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