[Gluster-users] Limit in number of bricks?

[Amar Tumballi]

As per my understanding there are no limits inside the codebase. Can you
please post the error message in case of failure? also please pass on the
${prefix}/var/log/glusterfs/*glusterd.vol.log file?

Regards,
Amar

On Mon, Feb 14, 2011 at 4:12 PM, "Hartmut Wöhrle" <
hartmut at hartmut-woehrle.ch> wrote:

> Hello list-members
>
> I discovered gluster last month and installed it in our environment.
>
> The first test was successfull (1 striped volume with 3 bricks) and I use
> it since 3 weeks -
> works fine.
> Now I installed a second volume (striped with 9 bricks) and this also works
> fine.
> The next try was a striped volume with 15 bricks - and this one failed.
> After search at this mailing list and documentation I didn't find any
> answer (logs and
> responses are OK, peers connected, responses 0)
> So now I did the following tests:
>
> 5 bricks stripe 5
> gluster volume create big-stripe stripe 5 transport tcp server1:/mount
> server2:/mount
> server3:/mount server4:/mount server5:/mount
> - works fine
>
> 10 bricks stripe 5
> gluster volume create big-stripe stripe 5 transport tcp server1:/mount
> server2:/mount
> server3:/mount server4:/mount server5:/mount server6:/mount server7:/mount
> server8:/mount
> server9:/mount server10:/mount
> - works fine
>
> 15 bricks stripe 5
> gluster volume create big-stripe stripe 5 transport tcp server1:/mount
> server2:/mount
> server3:/mount server4:/mount server5:/mount server6:/mount server7:/mount
> server8:/mount
> server9:/mount server10:/mount server11:/mount server12:/mount
> server13:/mount
> server14:/mount server15:/mount
> - does not work
>
> I also tried
> 12 bricks stripe 3
> gluster volume create big-stripe stripe 3 transport tcp server1:/mount
> server2:/mount
> server3:/mount server4:/mount server5:/mount server6:/mount server7:/mount
> server8:/mount
> server9:/mount server10:/mount server11:/mount server12:/mount
> - works fine
>
> 15 bricks stripe 5
> gluster volume create big-stripe stripe 3 transport tcp server1:/mount
> server2:/mount
> server3:/mount server4:/mount server5:/mount server6:/mount server7:/mount
> server8:/mount
> server9:/mount server10:/mount server11:/mount server12:/mount
> server13:/mount
> server14:/mount server15:/mount
> - does not work
>
>
> So is there a limit that prevents creating volumes with # of bricks > 12?
>
> CU
> Hartmut
>
>
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