[ovirt-users] Using both shared and local storage

[Damir Marković]

Thank you, Anton.

I will take a look at this, but seems promising.

On Mon, Aug 31, 2015 at 2:27 PM, Anton Marchukov <amarchuk at redhat.com>
wrote:

> Hello Damir.
>
>
>> If I try to create local storage, it works, but then host is in separate
>> Data Center.
>> If I try to add POSIX FS to node in existing Data Center, then all other
>> hosts stop working, since they can't access that local storage (kind of
>> expected).
>>
>> So, long story short - does shared and local storage mix and how?
>>
>
> We faced the same need - to use a local storage for our CI and managed to
> use vdsm scratchpad hook for that:
>
> http://www.ovirt.org/VDSM-Hooks/scratchpad
>
> it implements something similar to AWS ephemeral storage, so it mounts a
> local disk that does not survive over reboot. This might work for you. Of
> cause it will not be possible to migrate such a VM and the hook will fails
> an attempt to do migration.
>
> Please note that there is a patch https://gerrit.ovirt.org/#/c/42573/
> without which it may not work.  This patch was merged, but most like is not
> yet at the ovirt version you use.
>
> Let me know if you have other questions with regards to that hook usage. I
> may also share my unit files for systemd to format and mount the local
> storage provided by the hook.
>
> Anton.
>
>


-- 
Damir Marković | System Engineer | Nordeus
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