BazQux Reader will be not available for about two hours at 4:00 GMT (8:00 MSK) this Tuesday, April 23rd.

I need to move servers to rack with a free slots in another datacenter since I'm planning to add more servers in future.

While it's possible to move servers one by one without downtime it could lead to undesirable slowdowns so I decided to move them all at once.

Sorry for inconvenience.