Plus we were on AWS before and that went down. We had our own racks in a DC on Linux+Java before and that went down.
Shit happens. Architectural decisions are the way around it.
Bar one unusually large fuck up, most of the whinging about Azure comes from not RTFM and assuming it's a magic unicorn poo launcher and not a bunch of servers in a building somewhere with a light abstraction over the top.
I've had reboots on amazon with linux, and google cloud was down last night and it's Linux. On amazon my entire region was out for almost an entire day once.
That's the cloud, you will have downtime anywhere.