(reference-interconnects)=
# Public cloud high-speed interconnects

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:::{csv-table}
:header: >
: cloud, interconnect, instance availability, subnet management, deployment notes for charmed hpc

[Microsoft Azure](https://portal.azure.com), [InfiniBand](https://learn.microsoft.com/en-us/azure/virtual-machines/setup-infiniband), [RDMA-capable instances](https://learn.microsoft.com/en-us/azure/virtual-machines/setup-infiniband#rdma-capable-instances), Provided by cloud, VMs in the same [availability set](https://learn.microsoft.com/en-us/azure/virtual-machines/availability-set-overview) have the same InfiniBand PKEY.<br><br>All units in a Juju application are deployed in the same availability set automatically.
:::