[Gluster-devel] replicate data between 2 servers and 1 client

[Amar Tumballi (bulde)]

you need to install glusterfs-2.0.0rc1, glusterfs v1.3.7 doesn't have HA

Regards,
Amar

2009/2/12 Alain Gonzalez <alaingonza at gmail.com>

> glusterfs send me this error:
>
> 2009-02-12 10:00:23 E [xlator.c:117:xlator_set_type] libglusterfs/xlator:
> dlopen(/usr/lib/glusterfs/1.3.7/xlator/cluster/ha.so):
> /usr/lib/glusterfs/1.3.7/xlator/cluster/ha.so: cannot open shared object
> file: No such file or directory
>
> What packages should I install to get ha.so?
>
> Thanks for your help. Forgive me for my bad English
>
> 2009/2/11 Raghavendra G <raghavendra at zresearch.com>
>
> As a side note, you can avoid ha if you're using replicate on client side.
>>
>>
>> On Wed, Feb 11, 2009 at 9:51 PM, Raghavendra G <raghavendra at zresearch.com
>> > wrote:
>>
>>> Hi Alain,
>>>
>>> In the configuration you are using, replicate is on server side which
>>> means servers replicate among themselves. If the server which the client is
>>> currently communicating with goes down, client has to 'switch' to the other
>>> server. This functionality can be provided by using High availability (HA)
>>> on client side.
>>>
>>> on client the configuration can be
>>>
>>> volume client1
>>>   type protocol/client
>>>   .
>>>   .
>>>   option remote-host server1
>>> end-volume
>>>
>>>
>>> volume client2
>>>   type protocol/client
>>>   .
>>>   .
>>>   option remote-host server2
>>> end-volume
>>>
>>> volume ha
>>>   type cluster/ha
>>>   subvolumes client1 client2
>>> end-volume
>>>
>>> regards,
>>>
>>>
>>> On Wed, Feb 11, 2009 at 4:34 PM, Alain Gonzalez <alaingonza at gmail.com>wrote:
>>>
>>>> Hi,
>>>>
>>>> I have a problem. I need to replicate data between three machines. Two
>>>> of machines are servers and one is a client.
>>>>
>>>> If I change data in client, also changed in the two servers. And if I
>>>> change any data on a server1, also changed in the other server2 and client.
>>>>
>>>> I have done tests with the tutorials of glusterfs, but I don´t have good
>>>> results.
>>>>
>>>> Someone who can help me?
>>>>
>>>> #server1
>>>>
>>>> volume brick1
>>>>    type storage/posix
>>>>    option directory /home/export #created
>>>> end-volume
>>>>
>>>> volume brick2
>>>>    type protocol/client
>>>>    option transport-type tcp/client
>>>>
>>>>
>>>>
>>>>
>>>>    option remote-host 192.168.x.x   # IP address of server2
>>>>    option remote-subvolume brick1   # use brick1 on server2
>>>> end-volume
>>>>
>>>> volume afr
>>>>    type cluster/afr
>>>>    subvolumes brick1 brick2
>>>> end-volume
>>>>
>>>>
>>>>
>>>>
>>>> volume server
>>>>    type protocol/server
>>>>    option transport-type tcp/server
>>>>    subvolumes brick1 afr
>>>>    option auth.ip.brick1.allow *all
>>>>    option auth.ip.afr.allow *all
>>>> end-volumevolume brick1
>>>>
>>>>
>>>>
>>>>
>>>> #server2
>>>>
>>>> volume brick1
>>>>    type storage/posix
>>>>    option directory /home/export #created
>>>> end-volume
>>>>
>>>> volume brick2
>>>>    type protocol/client
>>>>    option transport-type tcp/client
>>>>    option remote-host 192.168.x.x   # IP address of server1
>>>>
>>>>
>>>>
>>>>
>>>>    option remote-subvolume brick1   # use brick1 on server1
>>>> end-volume
>>>>
>>>> volume afr
>>>>    type cluster/afr
>>>>    subvolumes brick2 brick1
>>>> end-volume
>>>>
>>>> volume server
>>>>    type protocol/server
>>>>    option transport-type tcp/server
>>>>
>>>>
>>>>
>>>>
>>>>    subvolumes brick1 afr
>>>>    option auth.ip.brick1.allow * #all
>>>>    option auth.ip.afr.allow * #all
>>>> end-volume
>>>>
>>>>
>>>> #client
>>>>
>>>> volume brick
>>>>    type protocol/client
>>>>    option transport-type tcp/client # for TCP/IP transport
>>>>
>>>>
>>>>
>>>>
>>>>    option remote-host 192.168.x.x   # IP address of the server ----> IP of the server1
>>>>    option remote-subvolume afr      # name of the remote volume
>>>> end-volume
>>>>
>>>> Best Regards
>>>>
>>>> --
>>>> Alain Gonzalez
>>>>
>>>> _______________________________________________
>>>> Gluster-devel mailing list
>>>> Gluster-devel at nongnu.org
>>>> http://lists.nongnu.org/mailman/listinfo/gluster-devel
>>>>
>>>>
>>>
>>>
>>> --
>>> Raghavendra G
>>>
>>>
>>
>>
>> --
>> Raghavendra G
>>
>>
>
>
> --
> Alain Gonzalez
>
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>
>


-- 
Amar Tumballi
Gluster/GlusterFS Hacker
[bulde on #gluster/irc.gnu.org]
http://www.zresearch.com - Commoditizing Super Storage!
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