Re: Issues with Geo-replication (GlusterFS 6.3 on Ubuntu 18.04)

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Thanks, Aravinda.

Does this mean that my scenario is currently unsupported?

It seems that I need to make sure that the nodes in the two clusters can see each-other (some kind of VPN would work I guess).

Is this be documented somewhere? I think I've read the geo-replication documentation several times now, but somehow it wasn't obvious to me that you need access to the slave nodes from the master ones (apart from the SSH access).

Thanks!

Best regards,
--
alexander iliev

On 10/17/19 5:25 AM, Aravinda Vishwanathapura Krishna Murthy wrote:
Got it.

Geo-replication uses slave nodes IP in the following cases,

- Verification during Session creation - It tries to mount the Slave volume using the hostname/IP provided in Geo-rep create command. Try Geo-rep create by specifying the external IP which is accessible from the master node. - Once Geo-replication is started, it gets the list of Slave nodes IP/hostname from Slave volume info and connects to those IPs. But in this case, those are internal IP addresses that are not accessible from Master nodes. - We need to enhance Geo-replication to accept external IP and internal IP map details so that for all connections it can use external IP.

On Wed, Oct 16, 2019 at 10:29 PM Alexander Iliev <ailiev+gluster@xxxxxxxxx <mailto:ailiev%2Bgluster@xxxxxxxxx>> wrote:

    Hi Aravinda,

    All volume brick on the slave volume are up and the volume seems
    functional.

    Your suggestion about trying to mount the slave volume on a master node
    brings up my question about network connectivity again - the GlusterFS
    documentation[1] says:

      > The server specified in the mount command is only used to fetch the
    gluster configuration volfile describing the volume name. Subsequently,
    the client will communicate directly with the servers mentioned in the
    volfile (which might not even include the one used for mount).

    To me this means that the masternode from your example is expected to
    have connectivity to the network where the slave volume runs, i.e. to
    have network access to the slave nodes. In my geo-replication scenario
    this is definitely not the case. The two cluster are running in two
    completely different networks that are not interconnected.

    So my question is - how is the slave volume mount expected to happen if
    the client host cannot access the GlusterFS nodes? Or is the
    connectivity a requirement even for geo-replication?

    I'm not sure if I'm missing something, but any help will be highly
    appreciated!

    Thanks!

    Links:
    [1]
    https://gluster.readthedocs.io/en/latest/Administrator%20Guide/Setting%20Up%20Clients/
    --
    alexander iliev

    On 10/16/19 6:03 AM, Aravinda Vishwanathapura Krishna Murthy wrote:
     > Hi Alexander,
     >
     > Please check the status of Volume. Looks like the Slave volume
    mount is
     > failing because bricks are down or not reachable. If Volume
    status shows
     > all bricks are up then try mounting the slave volume using mount
    command.
     >
     > ```
     > masternode$ mkdir /mnt/vol
     > masternode$ mount -t glusterfs <slavehost>:<slavevol> /mnt/vol
     > ```
     >
     > On Fri, Oct 11, 2019 at 4:03 AM Alexander Iliev
     > <ailiev+gluster@xxxxxxxxx <mailto:ailiev%2Bgluster@xxxxxxxxx>
    <mailto:ailiev%2Bgluster@xxxxxxxxx
    <mailto:ailiev%252Bgluster@xxxxxxxxx>>> wrote:
     >
     >     Hi all,
     >
     >     I ended up reinstalling the nodes with CentOS 7.5 and
    GlusterFS 6.5
     >     (installed from the SIG.)
     >
     >     Now when I try to create a replication session I get the
    following:
     >
     >       > # gluster volume geo-replication store1
    <slave-host>::store2 create
     >     push-pem
     >       > Unable to mount and fetch slave volume details. Please
    check the
     >     log:
     >     /var/log/glusterfs/geo-replication/gverify-slavemnt.log
     >       > geo-replication command failed
     >
     >     You can find the contents of gverify-slavemnt.log below, but the
     >     initial
     >     error seems to be:
     >
     >       > [2019-10-10 22:07:51.578519] E
     >     [fuse-bridge.c:5211:fuse_first_lookup]
     >     0-fuse: first lookup on root failed (Transport endpoint is not
     >     connected)
     >
     >     I only found
     >     [this](https://bugzilla.redhat.com/show_bug.cgi?id=1659824)
     >     bug report which doesn't seem to help. The reported issue is
    failure to
     >     mount a volume on a GlusterFS client, but in my case I need
     >     geo-replication which implies the client (geo-replication
    master) being
     >     on a different network.
     >
     >     Any help will be appreciated.
     >
     >     Thanks!
     >
     >     gverify-slavemnt.log:
     >
     >       > [2019-10-10 22:07:40.571256] I [MSGID: 100030]
     >     [glusterfsd.c:2847:main] 0-glusterfs: Started running
    glusterfs version
     >     6.5 (args: glusterfs --xlator-option=*dht.lookup-unhashed=off
     >     --volfile-server <slave-host> --volfile-id store2 -l
     >     /var/log/glusterfs/geo-replication/gverify-slavemnt.log
     >     /tmp/gverify.sh.5nFlRh)
     >       > [2019-10-10 22:07:40.575438] I [glusterfsd.c:2556:daemonize]
     >     0-glusterfs: Pid of current running process is 6021
     >       > [2019-10-10 22:07:40.584282] I [MSGID: 101190]
     >     [event-epoll.c:680:event_dispatch_epoll_worker] 0-epoll:
    Started thread
     >     with index 0
     >       > [2019-10-10 22:07:40.584299] I [MSGID: 101190]
     >     [event-epoll.c:680:event_dispatch_epoll_worker] 0-epoll:
    Started thread
     >     with index 1
     >       > [2019-10-10 22:07:40.928094] I [MSGID: 114020]
     >     [client.c:2393:notify]
     >     0-store2-client-0: parent translators are ready, attempting
    connect on
     >     transport
     >       > [2019-10-10 22:07:40.931121] I [MSGID: 114020]
     >     [client.c:2393:notify]
     >     0-store2-client-1: parent translators are ready, attempting
    connect on
     >     transport
     >       > [2019-10-10 22:07:40.933976] I [MSGID: 114020]
     >     [client.c:2393:notify]
     >     0-store2-client-2: parent translators are ready, attempting
    connect on
     >     transport
     >       > Final graph:
     >       >
>  +------------------------------------------------------------------------------+
     >       >   1: volume store2-client-0
     >       >   2:     type protocol/client
     >       >   3:     option ping-timeout 42
     >       >   4:     option remote-host 172.31.36.11
     >       >   5:     option remote-subvolume
    /data/gfs/store1/1/brick-store2
     >       >   6:     option transport-type socket
     >       >   7:     option transport.address-family inet
     >       >   8:     option transport.socket.ssl-enabled off
     >       >   9:     option transport.tcp-user-timeout 0
     >       >  10:     option transport.socket.keepalive-time 20
     >       >  11:     option transport.socket.keepalive-interval 2
     >       >  12:     option transport.socket.keepalive-count 9
     >       >  13:     option send-gids true
     >       >  14: end-volume
     >       >  15:
     >       >  16: volume store2-client-1
     >       >  17:     type protocol/client
     >       >  18:     option ping-timeout 42
     >       >  19:     option remote-host 172.31.36.12
     >       >  20:     option remote-subvolume
    /data/gfs/store1/1/brick-store2
     >       >  21:     option transport-type socket
     >       >  22:     option transport.address-family inet
     >       >  23:     option transport.socket.ssl-enabled off
     >       >  24:     option transport.tcp-user-timeout 0
     >       >  25:     option transport.socket.keepalive-time 20
     >       >  26:     option transport.socket.keepalive-interval 2
     >       >  27:     option transport.socket.keepalive-count 9
     >       >  28:     option send-gids true
     >       >  29: end-volume
     >       >  30:
     >       >  31: volume store2-client-2
     >       >  32:     type protocol/client
     >       >  33:     option ping-timeout 42
     >       >  34:     option remote-host 172.31.36.13
     >       >  35:     option remote-subvolume
    /data/gfs/store1/1/brick-store2
     >       >  36:     option transport-type socket
     >       >  37:     option transport.address-family inet
     >       >  38:     option transport.socket.ssl-enabled off
     >       >  39:     option transport.tcp-user-timeout 0
     >       >  40:     option transport.socket.keepalive-time 20
     >       >  41:     option transport.socket.keepalive-interval 2
     >       >  42:     option transport.socket.keepalive-count 9
     >       >  43:     option send-gids true
     >       >  44: end-volume
     >       >  45:
     >       >  46: volume store2-replicate-0
     >       >  47:     type cluster/replicate
     >       >  48:     option afr-pending-xattr
     >     store2-client-0,store2-client-1,store2-client-2
     >       >  49:     option use-compound-fops off
     >       >  50:     subvolumes store2-client-0 store2-client-1
    store2-client-2
     >       >  51: end-volume
     >       >  52:
     >       >  53: volume store2-dht
     >       >  54:     type cluster/distribute
     >       >  55:     option lookup-unhashed off
     >       >  56:     option lock-migration off
     >       >  57:     option force-migration off
     >       >  58:     subvolumes store2-replicate-0
     >       >  59: end-volume
     >       >  60:
     >       >  61: volume store2-write-behind
     >       >  62:     type performance/write-behind
     >       >  63:     subvolumes store2-dht
     >       >  64: end-volume
     >       >  65:
     >       >  66: volume store2-read-ahead
     >       >  67:     type performance/read-ahead
     >       >  68:     subvolumes store2-write-behind
     >       >  69: end-volume
     >       >  70:
     >       >  71: volume store2-readdir-ahead
     >       >  72:     type performance/readdir-ahead
     >       >  73:     option parallel-readdir off
     >       >  74:     option rda-request-size 131072
     >       >  75:     option rda-cache-limit 10MB
     >       >  76:     subvolumes store2-read-ahead
     >       >  77: end-volume
     >       >  78:
     >       >  79: volume store2-io-cache
     >       >  80:     type performance/io-cache
     >       >  81:     subvolumes store2-readdir-ahead
     >       >  82: end-volume
     >       >  83:
     >       >  84: volume store2-open-behind
     >       >  85:     type performance/open-behind
     >       >  86:     subvolumes store2-io-cache
     >       >  87: end-volume
     >       >  88:
     >       >  89: volume store2-quick-read
     >       >  90:     type performance/quick-read
     >       >  91:     subvolumes store2-open-behind
     >       >  92: end-volume
     >       >  93:
     >       >  94: volume store2-md-cache
     >       >  95:     type performance/md-cache
     >       >  96:     subvolumes store2-quick-read
     >       >  97: end-volume
     >       >  98:
     >       >  99: volume store2
     >       > 100:     type debug/io-stats
     >       > 101:     option log-level INFO
     >       > 102:     option latency-measurement off
     >       > 103:     option count-fop-hits off
     >       > 104:     subvolumes store2-md-cache
     >       > 105: end-volume
     >       > 106:
     >       > 107: volume meta-autoload
     >       > 108:     type meta
     >       > 109:     subvolumes store2
     >       > 110: end-volume
     >       > 111:
     >       >
>  +------------------------------------------------------------------------------+
     >       > [2019-10-10 22:07:51.578287] I [fuse-bridge.c:5142:fuse_init]
     >     0-glusterfs-fuse: FUSE inited with protocol versions:
    glusterfs 7.24
     >     kernel 7.22
     >       > [2019-10-10 22:07:51.578356] I
    [fuse-bridge.c:5753:fuse_graph_sync]
     >     0-fuse: switched to graph 0
     >       > [2019-10-10 22:07:51.578467] I [MSGID: 108006]
     >     [afr-common.c:5666:afr_local_init] 0-store2-replicate-0: no
     >     subvolumes up
     >       > [2019-10-10 22:07:51.578519] E
     >     [fuse-bridge.c:5211:fuse_first_lookup]
     >     0-fuse: first lookup on root failed (Transport endpoint is not
     >     connected)
     >       > [2019-10-10 22:07:51.578709] W
    [fuse-bridge.c:1266:fuse_attr_cbk]
     >     0-glusterfs-fuse: 2: LOOKUP() / => -1 (Transport endpoint is not
     >     connected)
     >       > [2019-10-10 22:07:51.578687] I [MSGID: 108006]
     >     [afr-common.c:5666:afr_local_init] 0-store2-replicate-0: no
     >     subvolumes up
     >       > [2019-10-10 22:09:48.222459] E [MSGID: 108006]
     >     [afr-common.c:5318:__afr_handle_child_down_event]
    0-store2-replicate-0:
     >     All subvolumes are down. Going offline until at least one of
    them comes
     >     back up.
     >       > The message "E [MSGID: 108006]
     >     [afr-common.c:5318:__afr_handle_child_down_event]
    0-store2-replicate-0:
     >     All subvolumes are down. Going offline until at least one of
    them comes
     >     back up." repeated 2 times between [2019-10-10
    22:09:48.222459] and
     >     [2019-10-10 22:09:48.222891]
     >       >
     >
     >     alexander iliev
     >
     >     On 9/8/19 4:50 PM, Alexander Iliev wrote:
     >      > Hi all,
     >      >
     >      > Sunny, thank you for the update.
     >      >
     >      > I have applied the patch locally on my slave system and
    now the
     >      > mountbroker setup is successful.
     >      >
     >      > I am facing another issue though - when I try to create a
     >     replication
     >      > session between the two sites I am getting:
     >      >
     >      >          # gluster volume geo-replication store1
     >      > glustergeorep@<slave-host>::store1 create push-pem
     >      >          Error : Request timed out
     >      >          geo-replication command failed
     >      >
     >      > It is still unclear to me if my setup is expected to work
    at all.
     >      >
     >      > Reading the geo-replication documentation at [1] I see this
     >     paragraph:
     >      >
     >      >  > A password-less SSH connection is also required for gsyncd
     >     between
     >      > every node in the master to every node in the slave. The
    gluster
     >      > system:: execute gsec_create command creates secret-pem
    files on
     >     all the
     >      > nodes in the master, and is used to implement the
    password-less SSH
     >      > connection. The push-pem option in the geo-replication create
     >     command
     >      > pushes these keys to all the nodes in the slave.
     >      >
     >      > It is not clear to me whether connectivity from each
    master node
     >     to each
     >      > slave node is a requirement in terms of networking. In my
    setup the
     >      > slave nodes form the Gluster pool over a private network
    which is
     >     not
     >      > reachable from the master site.
     >      >
     >      > Any ideas how to proceed from here will be greatly
    appreciated.
     >      >
     >      > Thanks!
     >      >
     >      > Links:
     >      > [1]
     >      >
     >
    https://access.redhat.com/documentation/en-us/red_hat_gluster_storage/3/html/administration_guide/sect-preparing_to_deploy_geo-replication
     >
     >      >
     >      >
     >      > Best regards,
     >      > --
     >      > alexander iliev
     >      >
     >      > On 9/3/19 2:50 PM, Sunny Kumar wrote:
     >      >> Thank you for the explanation Kaleb.
     >      >>
     >      >> Alexander,
     >      >>
     >      >> This fix will be available with next release for all
    supported
     >     versions.
     >      >>
     >      >> /sunny
     >      >>
     >      >> On Mon, Sep 2, 2019 at 6:47 PM Kaleb Keithley
     >     <kkeithle@xxxxxxxxxx <mailto:kkeithle@xxxxxxxxxx>
    <mailto:kkeithle@xxxxxxxxxx <mailto:kkeithle@xxxxxxxxxx>>>
     >      >> wrote:
     >      >>>
     >      >>> Fixes on master (before or after the release-7 branch
    was taken)
     >      >>> almost certainly warrant a backport IMO to at least
    release-6, and
     >      >>> probably release-5 as well.
     >      >>>
     >      >>> We used to have a "tracker" BZ for each minor release (e.g.
     >     6.6) to
     >      >>> keep track of backports by cloning the original BZ and
    changing
     >     the
     >      >>> Version, and adding that BZ to the tracker. I'm not sure
    what
     >      >>> happened to that practice. The last ones I can find are
    for 6.3
     >     and
     >      >>> 5.7;
    https://bugzilla.redhat.com/show_bug.cgi?id=glusterfs-6.3 and
     >      >>> https://bugzilla.redhat.com/show_bug.cgi?id=glusterfs-5.7
     >      >>>
     >      >>> It isn't enough to just backport recent fixes on master to
     >     release-7.
     >      >>> We are supposedly continuing to maintain release-6 and
    release-5
     >      >>> after release-7 GAs. If that has changed, I haven't seen an
     >      >>> announcement to that effect. I don't know why our
    developers don't
     >      >>> automatically backport to all the actively maintained
    releases.
     >      >>>
     >      >>> Even if there isn't a tracker BZ, you can always create a
     >     backport BZ
     >      >>> by cloning the original BZ and change the release to 6.
    That'd
     >     be a
     >      >>> good place to start.
     >      >>>
     >      >>> On Sun, Sep 1, 2019 at 8:45 AM Alexander Iliev
     >      >>> <ailiev+gluster@xxxxxxxxx
    <mailto:ailiev%2Bgluster@xxxxxxxxx>
    <mailto:ailiev%2Bgluster@xxxxxxxxx
    <mailto:ailiev%252Bgluster@xxxxxxxxx>>>
     >     wrote:
     >      >>>>
     >      >>>> Hi Strahil,
     >      >>>>
     >      >>>> Yes, this might be right, but I would still expect
    fixes like
     >     this
     >      >>>> to be
     >      >>>> released for all supported major versions (which should
     >     include 6.) At
     >      >>>> least that's how I understand
     >      >>>> https://www.gluster.org/release-schedule/.
     >      >>>>
     >      >>>> Anyway, let's wait for Sunny to clarify.
     >      >>>>
     >      >>>> Best regards,
     >      >>>> alexander iliev
     >      >>>>
     >      >>>> On 9/1/19 2:07 PM, Strahil Nikolov wrote:
     >      >>>>> Hi Alex,
     >      >>>>>
     >      >>>>> I'm not very deep into bugzilla stuff, but for me
    NEXTRELEASE
     >     means
     >      >>>>> v7.
     >      >>>>>
     >      >>>>> Sunny,
     >      >>>>> Am I understanding it correctly ?
     >      >>>>>
     >      >>>>> Best Regards,
     >      >>>>> Strahil Nikolov
     >      >>>>>
     >      >>>>> В неделя, 1 септември 2019 г., 14:27:32 ч. Гринуич+3,
     >     Alexander Iliev
     >      >>>>> <ailiev+gluster@xxxxxxxxx
    <mailto:ailiev%2Bgluster@xxxxxxxxx>
     >     <mailto:ailiev%2Bgluster@xxxxxxxxx
    <mailto:ailiev%252Bgluster@xxxxxxxxx>>> написа:
     >      >>>>>
     >      >>>>>
     >      >>>>> Hi Sunny,
     >      >>>>>
     >      >>>>> Thank you for the quick response.
     >      >>>>>
     >      >>>>> It's not clear to me however if the fix has been already
     >     released
     >      >>>>> or not.
     >      >>>>>
     >      >>>>> The bug status is CLOSED NEXTRELEASE and according to
    [1] the
     >      >>>>> NEXTRELEASE resolution means that the fix will be
    included in
     >     the next
     >      >>>>> supported release. The bug is logged against the
    mainline version
     >      >>>>> though, so I'm not sure what this means exactly.
     >      >>>>>
     >      >>>>>   From the 6.4[2] and 6.5[3] release notes it seems it
    hasn't
     >     been
     >      >>>>> released yet.
     >      >>>>>
     >      >>>>> Ideally I would not like to patch my systems locally,
    so if you
     >      >>>>> have an
     >      >>>>> ETA on when this will be out officially I would really
     >     appreciate it.
     >      >>>>>
     >      >>>>> Links:
     >      >>>>> [1]
     > https://bugzilla.redhat.com/page.cgi?id=fields.html#bug_status
     >      >>>>> [2] https://docs.gluster.org/en/latest/release-notes/6.4/
     >      >>>>> [3] https://docs.gluster.org/en/latest/release-notes/6.5/
     >      >>>>>
     >      >>>>> Thank you!
     >      >>>>>
     >      >>>>> Best regards,
     >      >>>>>
     >      >>>>> alexander iliev
     >      >>>>>
     >      >>>>> On 8/30/19 9:22 AM, Sunny Kumar wrote:
     >      >>>>>   > Hi Alexander,
     >      >>>>>   >
     >      >>>>>   > Thanks for pointing that out!
     >      >>>>>   >
     >      >>>>>   > But this issue is fixed now you can see below link for
     >     bz-link
     >      >>>>> and patch.
     >      >>>>>   >
     >      >>>>>   > BZ -
    https://bugzilla.redhat.com/show_bug.cgi?id=1709248
     >      >>>>>   >
     >      >>>>>   > Patch -
    https://review.gluster.org/#/c/glusterfs/+/22716/
     >      >>>>>   >
     >      >>>>>   > Hope this helps.
     >      >>>>>   >
     >      >>>>>   > /sunny
     >      >>>>>   >
     >      >>>>>   > On Fri, Aug 30, 2019 at 2:30 AM Alexander Iliev
     >      >>>>>   > <ailiev+gluster@xxxxxxxxx
    <mailto:ailiev%2Bgluster@xxxxxxxxx>
     >     <mailto:ailiev%2Bgluster@xxxxxxxxx
    <mailto:ailiev%252Bgluster@xxxxxxxxx>> <mailto:gluster@xxxxxxxxx
    <mailto:gluster@xxxxxxxxx>
     >     <mailto:gluster@xxxxxxxxx <mailto:gluster@xxxxxxxxx>>>> wrote:
     >      >>>>>   >>
     >      >>>>>   >> Hello dear GlusterFS users list,
     >      >>>>>   >>
     >      >>>>>   >> I have been trying to set up geo-replication
    between two
     >      >>>>> clusters for
     >      >>>>>   >> some time now. The desired state is (Cluster #1)
    being
     >      >>>>> replicated to
     >      >>>>>   >> (Cluster #2).
     >      >>>>>   >>
     >      >>>>>   >> Here are some details about the setup:
     >      >>>>>   >>
     >      >>>>>   >> Cluster #1: three nodes connected via a local network
     >      >>>>> (172.31.35.0/24 <http://172.31.35.0/24>
    <http://172.31.35.0/24>),
     >      >>>>>   >> one replicated (3 replica) volume.
     >      >>>>>   >>
     >      >>>>>   >> Cluster #2: three nodes connected via a local network
     >      >>>>> (172.31.36.0/24 <http://172.31.36.0/24>
    <http://172.31.36.0/24>),
     >      >>>>>   >> one replicated (3 replica) volume.
     >      >>>>>   >>
     >      >>>>>   >> The two clusters are connected to the Internet
    via separate
     >      >>>>> network
     >      >>>>>   >> adapters.
     >      >>>>>   >>
     >      >>>>>   >> Only SSH (port 22) is open on cluster #2 nodes'
    adapters
     >      >>>>> connected to
     >      >>>>>   >> the Internet.
     >      >>>>>   >>
     >      >>>>>   >> All nodes are running Ubuntu 18.04 and GlusterFS 6.3
     >     installed
     >      >>>>> from [1].
     >      >>>>>   >>
     >      >>>>>   >> The first time I followed the guide[2] everything
    went
     >     fine up
     >      >>>>> until I
     >      >>>>>   >> reached the "Create the session" step. That was
    like a
     >     month
     >      >>>>> ago, then I
     >      >>>>>   >> had to temporarily stop working in this and now I
    am coming
     >      >>>>> back to it.
     >      >>>>>   >>
     >      >>>>>   >> Currently, if I try to see the mountbroker status
    I get the
     >      >>>>> following:
     >      >>>>>   >>
     >      >>>>>   >>> # gluster-mountbroker status
     >      >>>>>   >>> Traceback (most recent call last):
     >      >>>>>   >>>    File "/usr/sbin/gluster-mountbroker", line
    396, in
     >     <module>
     >      >>>>>   >>>      runcli()
     >      >>>>>   >>>    File
     >      >>>>>
>  "/usr/lib/python3/dist-packages/gluster/cliutils/cliutils.py", line
     >      >>>>> 225,
     >      >>>>> in runcli
     >      >>>>>   >>>      cls.run(args)
     >      >>>>>   >>>    File "/usr/sbin/gluster-mountbroker", line
    275, in run
     >      >>>>>   >>>      out = execute_in_peers("node-status")
     >      >>>>>   >>>    File
     >      >>>>>
    "/usr/lib/python3/dist-packages/gluster/cliutils/cliutils.py",
     >      >>>>>   >> line 127, in execute_in_peers
     >      >>>>>   >>>      raise GlusterCmdException((rc, out, err, "
     >     ".join(cmd)))
     >      >>>>>   >>> gluster.cliutils.cliutils.GlusterCmdException:
    (1, '',
     >      >>>>> 'Unable to
     >      >>>>>   >> end. Error : Success\n', 'gluster system:: execute
     >     mountbroker.py
     >      >>>>>   >> node-status')
     >      >>>>>   >>
     >      >>>>>   >> And in /var/log/gluster/glusterd.log I have:
     >      >>>>>   >>
     >      >>>>>   >>> [2019-08-10 15:24:21.418834] E [MSGID: 106336]
     >      >>>>>   >> [glusterd-geo-rep.c:5413:glusterd_op_sys_exec]
     >     0-management:
     >      >>>>> Unable to
     >      >>>>>   >> end. Error : Success
     >      >>>>>   >>> [2019-08-10 15:24:21.418908] E [MSGID: 106122]
     >    �� >>>>>   >> [glusterd-syncop.c:1445:gd_commit_op_phase]
    0-management:
     >      >>>>> Commit of
     >      >>>>>   >> operation 'Volume Execute system commands' failed on
     >     localhost
     >      >>>>> : Unable
     >      >>>>>   >> to end. Error : Success
     >      >>>>>   >>
     >      >>>>>   >> So, I have two questions right now:
     >      >>>>>   >>
     >      >>>>>   >> 1) Is there anything wrong with my setup
    (networking, open
     >      >>>>> ports, etc.)?
     >      >>>>>   >> Is it expected to work with this setup or should
    I redo
     >     it in a
     >      >>>>>   >> different way?
     >      >>>>>   >> 2) How can I troubleshoot the current status of my
     >     setup? Can
     >      >>>>> I find out
     >      >>>>>   >> what's missing/wrong and continue from there or
    should I
     >     just
     >      >>>>> start from
     >      >>>>>   >> scratch?
     >      >>>>>   >>
     >      >>>>>   >> Links:
     >      >>>>>   >> [1]
    http://ppa.launchpad.net/gluster/glusterfs-6/ubuntu
     >      >>>>>   >> [2]
     >      >>>>>   >>
     >      >>>>>
     >
    https://docs.gluster.org/en/latest/Administrator%20Guide/Geo%20Replication/
     >
     >      >>>>>
     >      >>>>>   >>
     >      >>>>>   >> Thank you!
     >      >>>>>   >>
     >      >>>>>   >> Best regards,
     >      >>>>>   >> --
     >      >>>>>   >> alexander iliev
     >      >>>>>   >> _______________________________________________
     >      >>>>>   >> Gluster-users mailing list
     >      >>>>>   >> Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx>
     >     <mailto:Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx>>
    <mailto:Gluster-users@xxxxxxxxxxx <mailto:Gluster-users@xxxxxxxxxxx>
     >     <mailto:Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx>>>
     >      >>>>>   >>
    https://lists.gluster.org/mailman/listinfo/gluster-users
     >      >>>>> _______________________________________________
     >      >>>>> Gluster-users mailing list
     >      >>>>> Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx> <mailto:Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx>>
     >     <mailto:Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx> <mailto:Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx>>>
     >      >>>>> https://lists.gluster.org/mailman/listinfo/gluster-users
     >      >>>> _______________________________________________
     >      >>>> Gluster-users mailing list
     >      >>>> Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx> <mailto:Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx>>
     >      >>>> https://lists.gluster.org/mailman/listinfo/gluster-users
     >      > _______________________________________________
     >      > Gluster-users mailing list
     >      > Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx> <mailto:Gluster-users@xxxxxxxxxxx
    <mailto:Gluster-users@xxxxxxxxxxx>>
     >      > https://lists.gluster.org/mailman/listinfo/gluster-users
     >     ________
     >
     >     Community Meeting Calendar:
     >
     >     APAC Schedule -
     >     Every 2nd and 4th Tuesday at 11:30 AM IST
     >     Bridge: https://bluejeans.com/118564314
     >
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     > Gluster-users@xxxxxxxxxxx <mailto:Gluster-users@xxxxxxxxxxx>
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     > https://lists.gluster.org/mailman/listinfo/gluster-users
     >
     >
     >
     > --
     > regards
     > Aravinda VK



--
regards
Aravinda VK
________

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