[Gluster-users] Fwd: Replica brick not working
Atin Mukherjee
amukherj at redhat.com
Thu Dec 8 13:23:57 UTC 2016
On Thu, Dec 8, 2016 at 6:44 PM, Miloš Čučulović - MDPI <cuculovic at mdpi.com>
wrote:
> Ah, damn! I found the issue. On the storage server, the storage2 IP
> address was wrong, I inversed two digits in the /etc/hosts file, sorry for
> that :(
>
> I was able to add the brick now, I started the heal, but still no data
> transfer visible.
>
@Ravi/Pranith - can you help here?
>
> By doing gluster volume status, I have
>
> Status of volume: storage
> Gluster process TCP Port RDMA Port Online Pid
> ------------------------------------------------------------
> ------------------
> Brick storage2:/data/data-cluster 49152 0 Y 23101
> Brick storage:/data/data-cluster 49152 0 Y 30773
> Self-heal Daemon on localhost N/A N/A Y 30050
> Self-heal Daemon on storage N/A N/A Y 30792
>
>
> Any idea?
>
> On storage I have:
> Number of Peers: 1
>
> Hostname: 195.65.194.217
> Uuid: 7c988af2-9f76-4843-8e6f-d94866d57bb0
> State: Peer in Cluster (Connected)
>
>
> - Kindest regards,
>
> Milos Cuculovic
> IT Manager
>
> ---
> MDPI AG
> Postfach, CH-4020 Basel, Switzerland
> Office: St. Alban-Anlage 66, 4052 Basel, Switzerland
> Tel. +41 61 683 77 35
> Fax +41 61 302 89 18
> Email: cuculovic at mdpi.com
> Skype: milos.cuculovic.mdpi
>
> On 08.12.2016 13:55, Atin Mukherjee wrote:
>
>> Can you resend the attachment as zip? I am unable to extract the
>> content? We shouldn't have 0 info file. What does gluster peer status
>> output say?
>>
>> On Thu, Dec 8, 2016 at 4:51 PM, Miloš Čučulović - MDPI
>> <cuculovic at mdpi.com <mailto:cuculovic at mdpi.com>> wrote:
>>
>> I hope you received my last email Atin, thank you!
>>
>> - Kindest regards,
>>
>> Milos Cuculovic
>> IT Manager
>>
>> ---
>> MDPI AG
>> Postfach, CH-4020 Basel, Switzerland
>> Office: St. Alban-Anlage 66, 4052 Basel, Switzerland
>> Tel. +41 61 683 77 35
>> Fax +41 61 302 89 18
>> Email: cuculovic at mdpi.com <mailto:cuculovic at mdpi.com>
>> Skype: milos.cuculovic.mdpi
>>
>> On 08.12.2016 10:28, Atin Mukherjee wrote:
>>
>>
>> ---------- Forwarded message ----------
>> From: *Atin Mukherjee* <amukherj at redhat.com
>> <mailto:amukherj at redhat.com> <mailto:amukherj at redhat.com
>> <mailto:amukherj at redhat.com>>>
>> Date: Thu, Dec 8, 2016 at 11:56 AM
>> Subject: Re: [Gluster-users] Replica brick not working
>> To: Ravishankar N <ravishankar at redhat.com
>> <mailto:ravishankar at redhat.com> <mailto:ravishankar at redhat.com
>> <mailto:ravishankar at redhat.com>>>
>> Cc: Miloš Čučulović - MDPI <cuculovic at mdpi.com
>> <mailto:cuculovic at mdpi.com>
>> <mailto:cuculovic at mdpi.com <mailto:cuculovic at mdpi.com>>>,
>> Pranith Kumar Karampuri
>> <pkarampu at redhat.com <mailto:pkarampu at redhat.com>
>> <mailto:pkarampu at redhat.com <mailto:pkarampu at redhat.com>>>,
>> gluster-users
>> <gluster-users at gluster.org <mailto:gluster-users at gluster.org>
>> <mailto:gluster-users at gluster.org
>> <mailto:gluster-users at gluster.org>>>
>>
>>
>>
>>
>> On Thu, Dec 8, 2016 at 11:11 AM, Ravishankar N
>> <ravishankar at redhat.com <mailto:ravishankar at redhat.com>
>> <mailto: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)
>>
>>
>>
>> --
>>
>> ~ Atin (atinm)
>>
>>
>>
>>
>> --
>>
>> ~ Atin (atinm)
>>
>
--
~ Atin (atinm)
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.gluster.org/pipermail/gluster-users/attachments/20161208/b7c43c05/attachment.html>
More information about the Gluster-users
mailing list