[ovs-dev] [PATCH] [RFC] ovsdb: Add aspirational documentation for clustering.

Han Zhou zhouhan at gmail.com
Thu Feb 23 20:02:04 UTC 2017


On Fri, Feb 17, 2017 at 5:10 PM, Ben Pfaff <blp at ovn.org> wrote:

> +  <p>
> +    Clusters larger than 5 servers will also work, with every 2 added
> +    servers allowing the cluster to tolerate 1 more failure, but
> +    performance decreases, especially write performance.

Should it be clear that read performance should never be impacted?
And is the performance drop supposed to be linear? If yes, then it might be
justified to add more nodes to satisfy super large deployments whenever
needed? Although I believe 5 nodes are good enough for most large
deployments :)

Thanks,
Han


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