[Gluster-users] Replica brick not working

[Miloš Čučulović - MDPI]

Please find attached the required files from storage2 server. The 
storage server has no /var/lib/glusterd/vols/<volname>/ files.

- Kindest regards,

Milos Cuculovic
IT Manager

---
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On 08.12.2016 07:26, Atin Mukherjee wrote:
>
>
> On Thu, Dec 8, 2016 at 11:11 AM, Ravishankar N <ravishankar at redhat.com
> <mailto:ravishankar at redhat.com>> wrote:
>
>     On 12/08/2016 10:43 AM, Atin Mukherjee wrote:
>
>         >From the log snippet:
>
>         [2016-12-07 09:15:35.677645] I [MSGID: 106482]
>         [glusterd-brick-ops.c:442:__glusterd_handle_add_brick]
>         0-management: Received add brick req
>         [2016-12-07 09:15:35.677708] I [MSGID: 106062]
>         [glusterd-brick-ops.c:494:__glusterd_handle_add_brick]
>         0-management: replica-count is 2
>         [2016-12-07 09:15:35.677735] E [MSGID: 106291]
>         [glusterd-brick-ops.c:614:__glusterd_handle_add_brick] 0-management:
>
>         The last log entry indicates that we hit the code path in
>         gd_addbr_validate_replica_count ()
>
>                         if (replica_count == volinfo->replica_count) {
>                                 if (!(total_bricks %
>         volinfo->dist_leaf_count)) {
>                                         ret = 1;
>                                         goto out;
>         }
>                         }
>
>
>     It seems unlikely that this snippet was hit because we print the E
>     [MSGID: 106291] in the above message only if ret==-1.
>     gd_addbr_validate_replica_count() returns -1 and yet not populates
>     err_str only when in volinfo->type doesn't match any of the known
>     volume types, so volinfo->type is corrupted perhaps?
>
>
> You are right, I missed that ret is set to 1 here in the above snippet.
>
> @Milos - Can you please provide us the volume info file from
> /var/lib/glusterd/vols/<volname>/ from all the three nodes to continue
> the analysis?
>
>
>
>     -Ravi
>
>         @Pranith, Ravi - Milos was trying to convert a dist (1 X 1)
>         volume to a replicate (1 X 2) using add brick and hit this issue
>         where add-brick failed. The cluster is operating with 3.7.6.
>         Could you help on what scenario this code path can be hit? One
>         straight forward issue I see here is missing err_str in this path.
>
>
>
>
>
>
> --
>
> ~ Atin (atinm)
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