[ome-users] Omero Cluster Setup [EXT]

[Aleksandra Tarkowska]

Hi Josh,

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 :)

> 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

Thanks 
Ola

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