There's often dozens of Windows servers installed on site in millions of offices around the world, doing various tasks (email, active directory, file storage, etc).
I'm sure if you looked at "servers installed in a data centre" then it would be closer to what you expect. But there are so many servers doing "boring" jobs in cupboards youll never see it totally skews the figures.
This is so true! Most of the in-house data centers I had seen had Windows and they didn't really bother to even think about changing. It's totally different from cloud service providers, that some of them don't even provide a Windows server option.
it says it right in the description, which you don't need a subscription to read
> In 2019, the Windows operating system was used on 72.1 percent of servers worldwide, whilst the Linux operating system accounted for 13.6 percent of servers. Compared to 2018, both companies experienced an increase to their overall market share.
I'm sure if you looked at "servers installed in a data centre" then it would be closer to what you expect. But there are so many servers doing "boring" jobs in cupboards youll never see it totally skews the figures.