[ovirt-users] ovirt 3.6.6 and gluster 3.7.13

Thu Jul 21 18:25:30 UTC 2016

On Thu, Jul 21, 2016 at 1:24 PM, Karli Sjöberg <karli.sjoberg at slu.se> wrote:

>
> Den 21 jul 2016 7:54 em skrev David Gossage <dgossage at carouselchecks.com>:
> >
> > On Thu, Jul 21, 2016 at 11:47 AM, Scott <romracer at gmail.com> wrote:
> >>
> >> Hi David,
> >>
> >> My backend storage is ZFS.
> >>
> >> I thought about moving from FUSE to NFS mounts for my Gluster volumes
> to help test.  But since I use hosted engine this would be a real pain.
> Its difficult to modify the storage domain type/path in the
> hosted-engine.conf.  And I don't want to go through the process of
> re-deploying hosted engine.
> >>
> >
> > I found this
> >
> > https://bugzilla.redhat.com/show_bug.cgi?id=1347553
> >
> > Not sure if related.
> >
> > But I also have zfs backend, another user in gluster mailing list had
> issues and used zfs backend although she used proxmox and got it working by
> changing disk to writeback cache I think it was.
>
> David and Scott,
>
> just out of curiousity, what is the OS under ZFS?
>
> Centos 7

> /K
>
> >
> > I also use hosted engine, but I run my gluster volume for HE actually on
> a LVM separate from zfs on xfs and if i recall it did not have the issues
> my gluster on zfs did.  I'm wondering now if the issue was zfs settings.
> >
> > Hopefully should have a test machone up soon I can play around with more.
> >
> >> Scott
> >>
> >> On Thu, Jul 21, 2016 at 11:36 AM David Gossage <
> dgossage at carouselchecks.com> wrote:
> >>>
> >>> What back end storage do you run gluster on?  xfs/zfs/ext4 etc?
> >>>
> >>> David Gossage
> >>> Carousel Checks Inc. | System Administrator
> >>> Office 708.613.2284
> >>>
> >>> On Thu, Jul 21, 2016 at 8:18 AM, Scott <romracer at gmail.com> wrote:
> >>>>
> >>>> I get similar problems with oVirt 4.0.1 and hosted engine.  After
> upgrading all my hosts to Gluster 3.7.13 (client and server), I get the
> following:
> >>>>
> >>>> $ sudo hosted-engine --set-maintenance --mode=none
> >>>> Traceback (most recent call last):
> >>>>   File "/usr/lib64/python2.7/runpy.py", line 162, in
> _run_module_as_main
> >>>>     "__main__", fname, loader, pkg_name)
> >>>>   File "/usr/lib64/python2.7/runpy.py", line 72, in _run_code
> >>>>     exec code in run_globals
> >>>>   File
> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_setup/set_maintenance.py",
> line 73, in <module>
> >>>>     if not maintenance.set_mode(sys.argv[1]):
> >>>>   File
> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_setup/set_maintenance.py",
> line 61, in set_mode
> >>>>     value=m_global,
> >>>>   File
> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/client/client.py",
> line 259, in set_maintenance_mode
> >>>>     str(value))
> >>>>   File
> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/client/client.py",
> line 204, in set_global_md_flag
> >>>>     all_stats = broker.get_stats_from_storage(service)
> >>>>   File
> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/brokerlink.py",
> line 232, in get_stats_from_storage
> >>>>     result = self._checked_communicate(request)
> >>>>   File
> "/usr/lib/python2.7/site-packages/ovirt_hosted_engine_ha/lib/brokerlink.py",
> line 260, in _checked_communicate
> >>>>     .format(message or response))
> >>>> ovirt_hosted_engine_ha.lib.exceptions.RequestError: Request failed:
> failed to read metadata: [Errno 1] Operation not permitted
> >>>>
> >>>> If I only upgrade one host, then things will continue to work but my
> nodes are constantly healing shards.  My logs are also flooded with:
> >>>>
> >>>> [2016-07-21 13:15:14.137734] W [fuse-bridge.c:2227:fuse_readv_cbk]
> 0-glusterfs-fuse: 274714: READ => -1 gfid=4
> >>>> 41f2789-f6b1-4918-a280-1b9905a11429 fd=0x7f19bc0041d0 (Operation not
> permitted)
> >>>> The message "W [MSGID: 114031]
> [client-rpc-fops.c:3050:client3_3_readv_cbk] 0-data-client-0: remote
> operation failed [Operation not permitted]" repeated 6 times between
> [2016-07-21 13:13:24.134985] and [2016-07-21 13:15:04.132226]
> >>>> The message "W [MSGID: 114031]
> [client-rpc-fops.c:3050:client3_3_readv_cbk] 0-data-client-1: remote
> operation failed [Operation not permitted]" repeated 8 times between
> [2016-07-21 13:13:34.133116] and [2016-07-21 13:15:14.137178]
> >>>> The message "W [MSGID: 114031]
> [client-rpc-fops.c:3050:client3_3_readv_cbk] 0-data-client-2: remote
> operation failed [Operation not permitted]" repeated 7 times between
> [2016-07-21 13:13:24.135071] and [2016-07-21 13:15:14.137666]
> >>>> [2016-07-21 13:15:24.134647] W [MSGID: 114031]
> [client-rpc-fops.c:3050:client3_3_readv_cbk] 0-data-client-0: remote
> operation failed [Operation not permitted]
> >>>> [2016-07-21 13:15:24.134764] W [MSGID: 114031]
> [client-rpc-fops.c:3050:client3_3_readv_cbk] 0-data-client-2: remote
> operation failed [Operation not permitted]
> >>>> [2016-07-21 13:15:24.134793] W [fuse-bridge.c:2227:fuse_readv_cbk]
> 0-glusterfs-fuse: 274741: READ => -1
> gfid=441f2789-f6b1-4918-a280-1b9905a11429 fd=0x7f19bc0038f4 (Operation not
> permitted)
> >>>> [2016-07-21 13:15:34.135413] W [fuse-bridge.c:2227:fuse_readv_cbk]
> 0-glusterfs-fuse: 274756: READ => -1
> gfid=441f2789-f6b1-4918-a280-1b9905a11429 fd=0x7f19bc0041d0 (Operation not
> permitted)
> >>>> [2016-07-21 13:15:44.141062] W [fuse-bridge.c:2227:fuse_readv_cbk]
> 0-glusterfs-fuse: 274818: READ => -1
> gfid=441f2789-f6b1-4918-a280-1b9905a11429 fd=0x7f19bc0038f4 (Operation not
> permitted)
> >>>> [2016-07-21 13:15:54.133582] W [MSGID: 114031]
> [client-rpc-fops.c:3050:client3_3_readv_cbk] 0-data-client-1: remote
> operation failed [Operation not permitted]
> >>>> [2016-07-21 13:15:54.133629] W [fuse-bridge.c:2227:fuse_readv_cbk]
> 0-glusterfs-fuse: 274853: READ => -1
> gfid=441f2789-f6b1-4918-a280-1b9905a11429 fd=0x7f19bc0036d8 (Operation not
> permitted)
> >>>> [2016-07-21 13:16:04.133666] W [fuse-bridge.c:2227:fuse_readv_cbk]
> 0-glusterfs-fuse: 274879: READ => -1
> gfid=441f2789-f6b1-4918-a280-1b9905a11429 fd=0x7f19bc0041d0 (Operation not
> permitted)
> >>>> [2016-07-21 13:16:14.134954] W [fuse-bridge.c:2227:fuse_readv_cbk]
> 0-glusterfs-fuse: 274894: READ => -1
> gfid=441f2789-f6b1-4918-a280-1b9905a11429 fd=0x7f19bc0036d8 (Operation not
> permitted)
> >>>>
> >>>> Scott
> >>>>
> >>>>
> >>>> On Thu, Jul 21, 2016 at 6:57 AM Frank Rothenstein <
> f.rothenstein at bodden-kliniken.de> wrote:
> >>>>>
> >>>>> Hey Devid,
> >>>>>
> >>>>> I have the very same problem on my test-cluster, despite on running
> ovirt 4.0.
> >>>>> If you access your volumes via NFS all is fine, problem is FUSE. I
> stayed on 3.7.13, but have no solution yet, now I use NFS.
> >>>>>
> >>>>> Frank
> >>>>>
> >>>>> Am Donnerstag, den 21.07.2016, 04:28 -0500 schrieb David Gossage:
> >>>>>>
> >>>>>> Anyone running one of recent 3.6.x lines and gluster using 3.7.13?
> I am looking to upgrade gluster from 3.7.11->3.7.13 for some bug fixes, but
> have been told by users on gluster mail list due to some gluster changes
> I'd need to change the disk parameters to use writeback cache.  Something
> to do with aio support being removed.
> >>>>>>
> >>>>>> I believe this could be done with custom parameters?  But I believe
> strage tests are done using dd and would they fail with current settings
> then? Last upgrade to 3.7.13 I had to rollback to 3.7.11 due to stability
> isues where gluster storage would go into down state and always show N/A as
> space available/used.  Even if hosts saw storage still and VM's were
> running on it on all 3 hosts.
> >>>>>>
> >>>>>> Saw a lot of messages like these that went away once gluster
> rollback finished
> >>>>>>
> >>>>>> [2016-07-09 15:27:46.935694] I [fuse-bridge.c:4083:fuse_init]
> 0-glusterfs-fuse: FUSE inited with protocol versions: glusterfs 7.22 kernel
> 7.22
> >>>>>> [2016-07-09 15:27:49.555466] W [MSGID: 114031]
> [client-rpc-fops.c:3050:client3_3_readv_cbk] 0-GLUSTER1-client-1: remote
> operation failed [Operation not permitted]
> >>>>>> [2016-07-09 15:27:49.556574] W [MSGID: 114031]
> [client-rpc-fops.c:3050:client3_3_readv_cbk] 0-GLUSTER1-client-0: remote
> operation failed [Operation not permitted]
> >>>>>> [2016-07-09 15:27:49.556659] W [fuse-bridge.c:2227:fuse_readv_cbk]
> 0-glusterfs-fuse: 80: READ => -1 gfid=deb61291-5176-4b81-8315-3f1cf8e3534d
> fd=0x7f5224002f68 (Operation not permitted)
> >>>>>> [2016-07-09 15:27:59.612477] W [MSGID: 114031]
> [client-rpc-fops.c:3050:client3_3_readv_cbk] 0-GLUSTER1-client-1: remote
> operation failed [Operation not permitted]
> >>>>>> [2016-07-09 15:27:59.613700] W [MSGID: 114031]
> [client-rpc-fops.c:3050:client3_3_readv_cbk] 0-GLUSTER1-client-0: remote
> operation failed [Operation not permitted]
> >>>>>> [2016-07-09 15:27:59.613781] W [fuse-bridge.c:2227:fuse_readv_cbk]
> 0-glusterfs-fuse: 168: READ => -1 gfid=deb61291-5176-4b81-8315-3f1cf8e3534d
> fd=0x7f5224002f68 (Operation not permitted)
> >>>>>>
> >>>>>> David Gossage
> >>>>>> Carousel Checks Inc. | System Administrator
> >>>>>> Office 708.613.2284
> >>>>>>
> >>>>>> _______________________________________________
> >>>>>>
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> >>>>>>
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> >>>>>>
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> >>>>>>
> >>>>>
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