On Tue, Jun 07, 2011 at 04:10:43PM +0100, Jonathan Buzzard wrote: > > I am migrating the main file servers at work onto a new storage platform > based on GPFS. I am using RHEL 5.6 with the samba3x packages (aka 3.5.4) > recompiled to get the vfs_gpfs and tsmsm modules, with a couple of extra > patches to vfs_gpfs module to bring it 3.5.8 level. It is running with > ctdb against Windows AD 2008 R2 domain controllers with all the > idmapping been held in the AD. > > In order to get robust and frankly usable quotas we are making extensive > use of filesets (think directory quotas and you won't go far wrong). > Basically every share is in a fileset of it's own including all the > users home directories. All the filesets have a quota attached to them. > > What I would like is to have the disk size and usage reported by windows > to be quota limit and usage for the fileset, rather than for the entire > file system as at over 100TB it is somewhat misleading. > > I thought I would be able to use the dfree command option of smb.conf to > report the correct information gathered through a script of some > description. Unfortunately even with a simple shell script that echos a > couple of numbers is owned by root and has permissions 700 does nothing > (I still see numbers for the entire file system not the specific share) > and I can see nothing in the samba logs even at log level 5.
dfree should work fine. I'd persue this avenue. > Am I doing something wrong or is this bust? I tried making it work with > a plain CentOS 5.6 with straight samba packages on ext3 with similar > results. > > Alternatively would it be possible to add some quota support to vfs_gpfs > to make this work? There are plenty of errors of the form > > [2011/06/07 15:53:15.672182, 3] lib/sysquotas.c:453(sys_get_quota) > sys_get_vfs_quota() failed for mntpath[/lifesci] bdev[/dev/lifesci] > qtype[2] id[9651]: No such device > > I am guessing that standard quota calls don't work on GPFS file systems. Probably true. If you know how GPFS reports quotas we can add the code for a later release. We have quota hooks in the Samba VFS, so we could add this to the gpfs vfs module. Jeremy. -- To unsubscribe from this list go to the following URL and read the instructions: https://lists.samba.org/mailman/options/samba
