[ceph-users] vfs_ceph ignoring quotas

John Spray jspray at redhat.com
Tue Oct 9 01:59:49 PDT 2018


On Tue, Oct 9, 2018 at 9:14 AM Felix Stolte <f.stolte at fz-juelich.de> wrote:
>
> Hi folks,
>
> i'm running a luminous cluster on Ubuntu 18.04 an want to share folders
> on cephfs with samba using the vfs_ceph. Sharing works fine, but the
> quotas I set on the directories is ignored and every share reports its
> size as the total size of the cephfs. Anyone got this working? Or is the
> vfs lacking quota support?

Looks like the Samba VFS is always mounting CephFS at the root[1],
including if you're exporting a subdir (nfs ganesha used to be this
way too) -- CephFS can only do the "magic" quota-based statfs if it
knows it's mounting a particular subdir.

John

1. https://github.com/samba-team/samba/blob/master/source3/modules/vfs_ceph.c#L123

> Regards Felix
>
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