[ome-users] Omero Cluster Setup [EXT]

[Josh Moore]

On Tue, Apr 9, 2019 at 11:26 AM Aleksandra Tarkowska <at22 at sanger.ac.uk> wrote:
>
> Hi Josh,

Hi Ola,


> All of these upcoming changes sounds very exciting!
>
> >> What i want to achieve is HA for Omero Server, scalability is good to have but i can do away with that. I currently already configure Patroni for Postgres and i would like to have Omero Server to be HA also.
> >
> > OMERO does not yet support multi-master. We're in the process of
> > separating out various pieces of functionality into microservices to
> > enable it, but the common session service is not yet implemented.
> > (Likely to be redis in our case).
>
> Could you please elaborate more on what exactly is changing, what is the timeline and where is the new build system?
> I would be really tempted to test it :)

The new build system that you've likely heard about is under
https://github.com/ome/omero-build and forms the basis for the
upcoming OMERO 5.5. OMERO Microservices [1] have not yet been
integrated into the new build system. That's coming next, quite likely
after OMERO 5.5 has been released.


> > You can use read-only instances however as one or more slaves that can
> > continue processing non-write activities while you, for example,
> > restart your master node. This is the ansible configuration for the
> > read-only copies running behind the Image Data Resource (IDR):
> >
> > https://urldefense.proofpoint.com/v2/url?u=https-3A__github.com_IDR_deployment_blob_fbc2d2d362f34ea8bbf8691b0f1290e91d14a995_ansible_idr-2Domero-2Dreadonly.yml-23L82&d=DwICAg&c=D7ByGjS34AllFgecYw0iC6Zq7qlm8uclZFI0SqQnqBo&r=asFxulWcqDYhyFLqe_tgU0hGrkSqjZGfU5M5lX-MzwI&m=etT_gnaWZTSJyuNoDYUntaYg5RaCL0Z7KgYK9z1hz94&s=DULZpW4jvEPD083jR1IqO4Iz8eKxbZ3W3cjySSySB04&e=
>
> This scale up and works nicely

Glad to hear it!


> Thanks
> Ola

~Josh


[1] https://github.com/search?utf8=%E2%9C%93&q=omero-ms&type=