[Gluster-users] Shared IP address

Raghavendra Talur raghavendra.talur at gmail.com
Mon May 4 19:26:30 UTC 2015


On Mon, May 4, 2015 at 5:19 PM, Sharad Shukla <sharadshukla19 at gmail.com>
wrote:

> Hi Thomas,
>
> Thank you so much for your reply.
>
> I tried the steps which you advised but unfortunately the issue still
> persists. Please find the below details..
>
>
> --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
> Ctdb config:
>
> CTDB_RECOVERY_LOCK="/mnt/datavaol/lock/lockfile"
> CTDB_PUBLIC_ADDRESSES=/mnt/datavol/lock/public_addresses
> CTDB_MANAGES_SAMBA=yes
> CTDB_NODES=/mnt/datavol/lock/nodes
>
> ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> /var/log/log.ctdb
> -------------------------
>
> 2015/05/04 13:21:42.521866 [24966]: Freeze priority 2
> 2015/05/04 13:21:42.522969 [24966]: Freeze priority 3
> 2015/05/04 13:21:42.716936 [24966]: Freeze priority 1
> 2015/05/04 13:21:42.717029 [24966]: Freeze priority 2
> 2015/05/04 13:21:42.717092 [24966]: Freeze priority 3
> 2015/05/04 13:21:45.721344 [recoverd:25127]: Taking out recovery lock from
> recovery daemon
> 2015/05/04 13:21:45.721441 [recoverd:25127]: Take the recovery lock
> 2015/05/04 13:21:45.721496 [recoverd:25127]: ctdb_recovery_lock: Unable to
> open /mnt/datavaol/lock/lockfile - (No such file or directory)
> 2015/05/04 13:21:45.721517 [recoverd:25127]: Unable to get recovery lock -
> aborting recovery and ban ourself for 300 seconds
> 2015/05/04 13:21:45.721569 [24966]: Banning this node for 300 seconds
> 2015/05/04 13:23:42.718113 [24966]: server/ctdb_recover.c:562 Been in
> recovery mode for too long. Dropping all IPS
> 2015/05/04 13:26:45.722369 [24966]: Banning timedout
> 2015/05/04 13:26:46.169915 [recoverd:25127]: server/ctdb_recoverd.c:3699
> Current recmaster node 1 does not have CAP_RECMASTER, but we (node 0) have
> - force an election
>
> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> # ctdb status
> Number of nodes:2
> pnn:0 192.168.3.131    BANNED|UNHEALTHY|INACTIVE (THIS NODE)
> pnn:1 192.168.3.132    DISCONNECTED|UNHEALTHY|INACTIVE
> Generation:INVALID
> Size:2
> hash:0 lmaster:0
> hash:1 lmaster:1
> Recovery mode:RECOVERY (1)
> Recovery master:0
>
>
> ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
>
> So it directly goes to the recovery mode.  Please help with this...
> Please let me know if you need any other details..
>
>
> There is a typo in the config file

CTDB_RECOVERY_LOCK="/mnt/datavaol/lock/lockfile"
CTDB_PUBLIC_ADDRESSES=/mnt/datavol/lock/public_addresses

s/datavaol/datavol


Thanks
> Sharad
>
>
>
>
>
> On Thu, Apr 30, 2015 at 8:36 PM, Thomas Holkenbrink <
> tholkenbrink at greenhousedata.com> wrote:
>
>>  Forgot to add…
>>
>> In your Interface config file Add a LINK DELAY which will assure that the
>> network is online before Gluster comes online.  CTDB is dependent on the
>> mount to be there so that its Config files can be seen.
>>
>> In my /etc/sysconfig/network-scripts/ifcfg-eth0  I add this
>>
>>
>>
>> LINKDELAY=10
>>
>>
>>
>>
>>
>>
>>
>> Thomas Holkenbrink / Systems Architect, Cloud
>>
>> e: tholkenbrink at greenhousedata.com
>>
>> t: 425-328-1172 |  c: 206-659-3677
>>
>>
>>
>> *From:* gluster-users-bounces at gluster.org [mailto:
>> gluster-users-bounces at gluster.org] *On Behalf Of *Sharad Shukla
>> *Sent:* Thursday, April 30, 2015 9:56 AM
>> *To:* Alex Crow
>> *Cc:* gluster-users
>> *Subject:* Re: [Gluster-users] Shared IP address
>>
>>
>>
>> Hi Alex and friends,
>>
>> I have installed CTDB and all related packages . I did all the required
>> steps to configure ctdb and samba configuration, but somehow the lockfile
>> functionality does not work.
>>
>>   *Following is the ctdb configuration:*
>> CTDB_RECOVERY_LOCK="/mnt/datavaol/lock/lockfile"
>> CTDB_PUBLIC_ADDRESSES=/etc/ctdb/public_addresses
>> CTDB_MANAGES_SAMBA=yes
>> CTDB_NODES=/etc/ctdb/nodes
>>
>>   Having the above config I was getting the error "Unable to find
>> lockfile". So the problem was with CTDB_RECOVERY_LOCK, so I commented it.
>> After this I again started ctdb services but now the Samba starting was a
>> big problem....  I was getting the following error:
>> Starting SMB services: /bin/bash: line 1:  4339 Aborted
>> (core dumped) smbd -D
>>
>> *Following is the smb.conf:*
>> [global]
>>         clustering = yes
>>         idmap backend = tdb2
>>         private dir = /mnt/datavol/lock
>>
>> [share]
>>         comment = Gluster and CTDB based shared volume
>>         path = /mnt/datavol/share
>>         read only = no
>>         guest ok = yes
>>
>>   I tried every possible way to start Samba daemon but failed to do so ..
>>
>> I would really appreciate if you can look into this configuration and
>> suggest me some tips to make ctdb running without any errors..
>>
>> Thanks & Regards
>>
>> Sharad
>>
>>
>>
>>
>>
>>
>>
>> On Wed, Apr 29, 2015 at 11:45 AM, Alex Crow <acrow at integrafin.co.uk>
>> wrote:
>>
>>
>>
>> On 29/04/15 10:34, Sharad Shukla wrote:
>>
>>     Hi Susant,
>>
>> I have installed Glusterfs in 2 machines which I want to use for
>> establishing cluster. I am using CentOs 6.6. The gluster volume is set up
>> and running fine. I am manually creating the files onto the mounted volume
>> and they are replicating..
>>
>> So far looks like everything is working. Now I have configured a shared
>> ip address for reaching the replicated volume by using the following
>> command:
>>
>> gluster volume set [VOLUME] auth.allow [IP ADDRESS]
>>
>>
>>
>> This IP address is visible to me under "gluster volume info", but I am
>> unable to ping this ip address. I am getting the message that "Host is
>> unreachable"
>>
>> I need this ip address reachable so that I can connect my application
>> which needs to use this shared ip to connect to cluster.
>>
>> This application is a little urgent for me. I would really appreciate
>> your help..
>>
>> Thanks
>>
>> Sharad
>>
>>
>>
>> Hi,
>>
>> That command is just setting an acl for that IP to connect to the gluster
>> daemon.
>>
>> Normally you don't need to add any IP addresses as glusterfs clients will
>> know about both servers as soon as they connect to one of them. If you're
>> using Samba or NFS the preferred option is to use CTDB to spread a pool of
>> virtual IP addresses over the servers.
>>
>> Cheers
>>
>> Alex
>>
>>
>>
>>
>>
>> --
>> This message has been scanned for viruses and
>> dangerous content by *MailScanner* <http://www.mailscanner.info/>, and
>> is
>> believed to be clean.
>>
>> _______________________________________________
>>
>> Gluster-users mailing list
>>
>> Gluster-users at gluster.org
>>
>> http://www.gluster.org/mailman/listinfo/gluster-users
>>
>>
>>
>>  --
>>
>> This message is intended only for the addressee and may contain
>>
>> confidential information. Unless you are that person, you may not
>>
>> disclose its contents or use it in any way and are requested to delete
>>
>> the message along with any attachments and notify us immediately.
>>
>> "Transact" is operated by Integrated Financial Arrangements plc. 29
>>
>> Clement's Lane, London EC4N 7AE. Tel: (020) 7608 4900 Fax: (020) 7608
>>
>> 5300. (Registered office: as above; Registered in England and Wales
>>
>> under number: 3727592). Authorised and regulated by the Financial
>>
>> Conduct Authority (entered on the Financial Services Register; no. 190856).
>>
>>
>> _______________________________________________
>> Gluster-users mailing list
>> Gluster-users at gluster.org
>> http://www.gluster.org/mailman/listinfo/gluster-users
>>
>>
>>
>
>
> _______________________________________________
> Gluster-users mailing list
> Gluster-users at gluster.org
> http://www.gluster.org/mailman/listinfo/gluster-users
>



-- 
*Raghavendra Talur *
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://www.gluster.org/pipermail/gluster-users/attachments/20150505/b568c731/attachment.html>


More information about the Gluster-users mailing list