[Openstack] Concurrent Access to Volume

Georgios Dimitrakakis giorgis at acmac.uoc.gr
Wed Jan 21 22:44:18 UTC 2015


 Nice to hear that!

 All the best,

 G.

> Multi-attach support is being added to Cinder for
> Kilo: https://review.openstack.org/#/c/85847/ [11]
> Once that gets merged, you will be able to access a volume from
> multiple VMs.
> How you handle the concurrent access in the guests is up to you
> (OCFS2, Lustre, etc.)
>
> Thanks,
> Avishay
>
> On Wed, Jan 21, 2015 at 9:36 PM, Zeeshan Ali Shah  wrote:
>
>> I think you should use lustre instead of ceph if you want above.
>>
>> /Zee
>>
>> On Wed, Jan 21, 2015 at 8:45 PM, Georgios Dimitrakakis wrote:
>>
>>> Christian,
>>>
>>> thanks a lot for your suggestion!
>>>
>>> Manila seems very promising.
>>>
>>> Is anybody using manila??
>>> Is it stable enough?
>>>
>>> Best,
>>>
>>> George
>>>
>>>> On 01/21/2015 12:59 AM, Georgios Dimitrakakis wrote:
>>>>
>>>>>  For my project it is important to provide concurrent access
>>>>> to a
>>>>>  mounted volume from different VMs.
>>>>>
>>>>>  The access must be read/write. In order to do so I am
>>>>> thinking of using
>>>>>  a clustered filesystem like OCFS2 on top of CEPH.
>>>>>
>>>>>  Do you have any experience on something similar? Any
>>>>> recommendations
>>>>>  are mostly welcome.
>>>>
>>>> Maybe Manila is an option for you. This is a shared filesystem
>>>> service.
>>>>
>>>> https://github.com/openstack/manila [1]
>>>>
>>>> Christian.
>>>
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>>
>> --
>>
>> Regards
>>
>> Zeeshan Ali Shah
>> System Administrator - PDC HPC
>> PhD researcher (IT security)
>> Kungliga Tekniska Hogskolan
>> +46 8 790 9115 [6]
>> http://www.pdc.kth.se/members/zashah [7]
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>
> --
>
> AVISHAY TRAEGER
>
> _Storage R&D_
>
> Mobile: +972 54 447 1475
>
> E-mail: avishay at stratoscale.com [13]
>
> Web [14] | Blog [15] | Twitter [16] | Google+ [17] | Linkedin
> [18]
>
> Links:
> ------
> [1] https://github.com/openstack/manila
> [2] http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
> [3] mailto:openstack at lists.openstack.org
> [4] http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
> [5] mailto:giorgis at acmac.uoc.gr
> [6] http://webmail.acmac.uoc.gr/tel:%2B46%208%20790%209115
> [7] http://www.pdc.kth.se/members/zashah
> [8] http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
> [9] mailto:openstack at lists.openstack.org
> [10] http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack
> [11] https://review.openstack.org/#/c/85847/
> [12] mailto:zashah at kth.se
> [13] mailto:avishay at stratoscale.com
> [14] http://www.stratoscale.com/
> [15] http://www.stratoscale.com/blog/
> [16] https://twitter.com/Stratoscale
> [17]
> 
> https://plus.google.com/u/1/b/108421603458396133912/108421603458396133912/posts
> [18] https://www.linkedin.com/company/stratoscale

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