[Gluster-users] [Gluster-devel] RPMs for Samba 4.1.3 w/ Gluster VFS plug-in for RHEL, CentOS, etc., now available
Ira Cooper
ira at redhat.com
Mon Feb 17 03:12:09 UTC 2014
Fake oplocks opens up the possibility of file corruption. You'd be better off disabling oplocks if you care about your data.
Thanks,
-Ira
----- Original Message -----
> More testing of vfs_glusterfs reveals problems with Microsoft and
> Adobe software, and their silly locking. (For example, Microsoft
> Excel opening a .xlsx, or Adobe Photoshop opening a .jpg or .psd).
> Dozens of other production applications we use are all fine, for what
> it's worth (the bigger the vendor, the more likely it seems their
> software is broken. How amusing).
>
> The following config (without vfx_glusterfs) is the only way I can
> make these particular applications play ball. Still playing with
> "fake oplocks" as well to see what broader effect that has.
>
> [prodbackup]
> vfs object = streams_xattr
> path = /prodbackup
> Comment = prodbackup
> browseable = yes
> writable = yes
> guest ok = no
> valid users = +prod
> create mask = 0660
> force create mode = 0660
> directory mask = 0770
> force directory mode = 0770
> hide dot files = no
> security mask = 0660
> force security mode = 0660
> directory security mask = 0770
> force directory security mode = 0770
> kernel share modes = no
> kernel oplocks = no
> ea support = yes
> oplocks = yes
> level2 oplocks = yes
>
> -Dan
>
> ----------------
> Dan Mons
> Skunk Works
> Cutting Edge
> http://cuttingedge.com.au
>
>
> On 17 February 2014 07:58, Dan Mons <dmons at cuttingedge.com.au> wrote:
> > Thank you Daniel and Lala,
> >
> > "kernel share modes = no" was the magic incantation. This is working
> > nicely for me now. Much appreciated.
> >
> > -Dan
> >
> > ----------------
> > Dan Mons
> > Skunk Works
> > Cutting Edge
> > http://cuttingedge.com.au
> >
> >
> > On 14 February 2014 16:52, Daniel Müller <mueller at tropenklinik.de> wrote:
> >> HI again,
> >>
> >> I had the same issue. I got it working by:
> >> Adding -- kernel share modes = No to the sahres
> >> EX.:
> >> [home]
> >> comment=gluster test
> >> vfs objects=glusterfs
> >> glusterfs:volume= sambacluster
> >> glusterfs:volfile_server = 172.17.1.1
> >> path=/ads/home
> >> read only=no
> >> posix locking =NO
> >> kernel share modes = No
> >>
> >> By the way running Centos6.4 Samba 4.1.4, gluster 3.4.1qa2.
> >>
> >>
> >> Good Luck
> >> Daniel
> >>
> >> EDV Daniel Müller
> >>
> >> Leitung EDV
> >> Tropenklinik Paul-Lechler-Krankenhaus
> >> Paul-Lechler-Str. 24
> >> 72076 Tübingen
> >> Tel.: 07071/206-463, Fax: 07071/206-499
> >> eMail: mueller at tropenklinik.de
> >> Internet: www.tropenklinik.de
> >> "Der Mensch ist die Medizin des Menschen"
> >>
> >>
> >>
> >>
> >> Von: gluster-users-bounces at gluster.org
> >> [mailto:gluster-users-bounces at gluster.org] Im Auftrag von Lalatendu
> >> Mohanty
> >> Gesendet: Freitag, 14. Februar 2014 07:25
> >> An: Dan Mons; Kaleb KEITHLEY
> >> Cc: gluster-users at gluster.org; Jose Rivera; Gluster Devel
> >> Betreff: Re: [Gluster-users] [Gluster-devel] RPMs for Samba 4.1.3 w/
> >> Gluster
> >> VFS plug-in for RHEL, CentOS, etc., now available
> >>
> >> On 02/14/2014 06:37 AM, Dan Mons wrote:
> >> Hi,
> >>
> >> This is failing for me. I've had the same problems after trying to build
> >> my
> >> own vfs_glusterfs from source. I'm certain I'm doing something stupid.
> >>
> >> Client is a Windows Server 2008R2 64bit machine with AD authentication.
> >>
> >> Server is CentOS 6.4, Gluster 3.4.1GA, Samba 4.1.4 with matching
> >> samba_vfs_glusterfs as per this thread, AD authentication (sssd for the
> >> Linux/PAM/nsswitch side, and Samba is configured as a member server). The
> >> Gluster volume is working fine (this is our production test/backup
> >> cluster,
> >> and has been in operation for over a year).
> >>
> >> Samba works fine when pointing to a local FUSE mount (this is how we run
> >> in
> >> production today for Windows and Mac clients). When I change to
> >> vfs_glusterfs, it all goes wrong.
> >>
> >> Client errors include:
> >>
> >> Action: On Windows regular windows explorer directory browsing
> >> Result: All good. Much faster than regular Samba to FUSE.
> >>
> >> Action: On Windows: Right click -> New -> Text Document
> >> Result: "Unable to create the file "New Text Document.txt". The system
> >> cannot find the file specified.
> >>
> >> Action:
> >> On a Linux box: dmesg > test.txt
> >> On Windows: double-click test.txt
> >> Result: The process cannot access the file because it is in use by another
> >> process
> >>
> >> Action: On Windows: drag and drop a text file to a share
> >> Result: nothing (file not copied, no error dialog).
> >>
> >> Samba logs:
> >> [2014/02/14 10:44:52.972999, 0]
> >> ../source3/modules/vfs_glusterfs.c:292(vfs_gluster_connect)
> >> prodbackup: Initialized volume from server localhost
> >> [2014/02/14 10:46:31.020793, 0]
> >> ../source3/modules/vfs_glusterfs.c:627(vfs_gluster_stat)
> >> glfs_stat(./..) failed: No data available
> >> [2014/02/14 10:47:03.326100, 0]
> >> ../source3/modules/vfs_glusterfs.c:292(vfs_gluster_connect)
> >> prodbackup: Initialized volume from server localhost
> >> [2014/02/14 10:47:08.449040, 0]
> >> ../source3/modules/vfs_glusterfs.c:627(vfs_gluster_stat)
> >> glfs_stat(./..) failed: No data available
> >> [2014/02/14 10:48:21.007241, 0]
> >> ../source3/modules/vfs_glusterfs.c:292(vfs_gluster_connect)
> >> prodbackup: Initialized volume from server localhost
> >> [2014/02/14 10:48:21.068066, 0]
> >> ../source3/modules/vfs_glusterfs.c:627(vfs_gluster_stat)
> >> glfs_stat(./..) failed: No data available
> >> [2014/02/14 10:51:36.683883, 0]
> >> ../source3/modules/vfs_glusterfs.c:292(vfs_gluster_connect)
> >> prodbackup: Initialized volume from server localhost
> >> [2014/02/14 10:51:36.743577, 0]
> >> ../source3/modules/vfs_glusterfs.c:627(vfs_gluster_stat)
> >> glfs_stat(./..) failed: No data available
> >> [2014/02/14 10:53:14.160588, 0]
> >> ../source3/modules/vfs_glusterfs.c:627(vfs_gluster_stat)
> >> glfs_stat(./..) failed: No data available
> >> [2014/02/14 10:53:57.229060, 0]
> >> ../source3/modules/vfs_glusterfs.c:292(vfs_gluster_connect)
> >> prodbackup: Initialized volume from server localhost
> >> [2014/02/14 10:53:57.288750, 0]
> >> ../source3/modules/vfs_glusterfs.c:627(vfs_gluster_stat)
> >> glfs_stat(./..) failed: No data available
> >> [2014/02/14 10:54:47.062171, 0]
> >> ../source3/modules/vfs_glusterfs.c:292(vfs_gluster_connect)
> >> prodbackup: Initialized volume from server localhost
> >> [2014/02/14 10:54:47.121809, 0]
> >> ../source3/modules/vfs_glusterfs.c:627(vfs_gluster_stat)
> >> glfs_stat(./..) failed: No data available
> >> [2014/02/14 10:55:16.602058, 0]
> >> ../source3/modules/vfs_glusterfs.c:292(vfs_gluster_connect)
> >> prodbackup: Initialized volume from server localhost
> >> [2014/02/14 10:55:16.670562, 0]
> >> ../source3/modules/vfs_glusterfs.c:627(vfs_gluster_stat)
> >> glfs_stat(./..) failed: No data available
> >>
> >>
> >>
> >> The log seems similar to bug
> >> https://bugzilla.redhat.com/show_bug.cgi?id=1062674
> >>
> >> Please put "kernel share modes = No" for the shares and let us know if it
> >> works for you.
> >>
> >> -Lala
> >>
> >> /etc/samba/smb.conf:
> >>
> >> [global]
> >> workgroup = BLAH
> >> server string = Samba Server Version %v
> >> log file = /var/log/samba/log.%m
> >> max log size = 50
> >> security = ads
> >> passdb backend = tdbsam
> >> realm = BLAH
> >> domain master = no
> >> domain logons = no
> >> wins support = yes
> >> wins proxy = yes
> >> dns proxy = yes
> >> load printers = no
> >> ## Shares
> >> [prodbackup]
> >> vfs object = glusterfs
> >> glusterfs:volume = prodbackup
> >> glusterfs:volfile_server = localhost
> >> path = /
> >> Comment = prodbackup
> >> browseable = yes
> >> writable = yes
> >> guest ok = no
> >> valid users = +prod
> >> create mask = 0660
> >> force create mode = 0660
> >> directory mask = 0770
> >> force directory mode = 0770
> >> hide dot files = no
> >>
> >> Any pointers would be appreciated.
> >>
> >> -Dan
> >>
> >>
> >>
> >> ----------------
> >> Dan Mons
> >> Skunk Works
> >> Cutting Edge
> >> http://cuttingedge.com.au
> >>
> >> On 7 February 2014 07:12, Dan Mons <dmons at cuttingedge.com.au> wrote:
> >> Fantastic work, thank you.
> >>
> >> -Dan
> >> ----------------
> >> Dan Mons
> >> Skunk Works
> >> Cutting Edge
> >> http://cuttingedge.com.au
> >>
> >>
> >> On 6 February 2014 22:50, Kaleb KEITHLEY <kkeithle at redhat.com> wrote:
> >>>
> >>> YUM repo at http://download.gluster.org/pub/gluster/glusterfs/samba/ now
> >> has
> >>> el6 RPMs for RHEL6, CentOS6; along with RPMs for Fedora 18 and Fedora 19.
> >>>
> >>> Fedora 20 and Fedora 21 (rawhide) have Samba 4.1.3 by default.
> >>>
> >>> --
> >>>
> >>> Kaleb
> >>> _______________________________________________
> >>> Gluster-users mailing list
> >>> Gluster-users at gluster.org
> >>> http://supercolony.gluster.org/mailman/listinfo/gluster-users
> >>
> >>
> >>
> >>
> >> _______________________________________________
> >> Gluster-devel mailing list
> >> Gluster-devel at nongnu.org
> >> https://lists.nongnu.org/mailman/listinfo/gluster-devel
> >>
> >>
>
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