[Gluster-users] failed to find key 'child_up' in the options

[Niels de Vos]

On Fri, Oct 21, 2016 at 12:14:15PM +0200, Josep Manel Andrés wrote:
> Hi again,
> I have two servers SLES 12 SP 0 with
> 
> Information for package glusterfs:
> ----------------------------------
> Repository: GlusterFS
> Name: glusterfs
> Version: 3.7.11-101.1
> Arch: x86_64
> Vendor: obs://build.opensuse.org/home:kkeithleatredhat
> 
> 
> and now I decided to upgrade one server to SP1 and install
> 
> Information for package glusterfs:
> ----------------------------------
> Repository: GlusterFS-3.8 (SLE_12_SP1)
> Name: glusterfs
> Version: 3.8.0-100.1
> Arch: x86_64
> Vendor: obs://build.opensuse.org/home:kkeithleatredhat
> 
> 
> but what happens now is that when trying to mount a volume with 3.8 it takes
> so long...over 6 or 7 seconds, and here is the moment where gets stacked in
> the logs:
> 
> [2016-10-21 10:05:18.285837] I [MSGID: 108005]
> [afr-common.c:4137:afr_notify] 0-volume1-replicate-0: Subvolume
> 'volume1-client-1' came back up; going online.
> [2016-10-21 10:05:18.285872] I [MSGID: 114035]
> [client-handshake.c:201:client_set_lk_version_cbk] 0-volume1-client-1:
> Server lk version = 1
> [2016-10-21 10:05:18.286023] W [MSGID: 114007]
> [client-handshake.c:1176:client_setvolume_cbk] 0-volume1-client-0: failed to
> find key 'child_up' in the options
> 
> 
> 
> [2016-10-21 10:05:29.273913] I [fuse-bridge.c:5241:fuse_graph_setup] 0-fuse:
> switched to graph 0
> [2016-10-21 10:05:29.274151] I [fuse-bridge.c:4153:fuse_init]
> 0-glusterfs-fuse: FUSE inited with protocol versions: glusterfs 7.24 kernel
> 7.22
> [2016-10-21 10:05:29.275426] I [MSGID: 108031]
> [afr-common.c:1908:afr_local_discovery_cbk] 0-volume1-replicate-0: selecting
> local read_child volume1-client-1
> 
> 
> 
> Any idea about what happens? Should I upgrade de other server?

This looks related to https://bugzilla.redhat.com/1350326 . It has been
addressed in glusterfs-3.8.0, so I do not know if the delay in mounting
is expected. Without the fix mounting seemed to have been completely
non-functional. Avra should be able to explain the details a little
more.

Niels
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