Service ShareLaTeX/Overleaf seems to be down

In the night from Sat. to Sun. the server of the service ShareLaTeX/Overleaf has restarted unplanned. The web server of the service has not completed the restart cleanly, so the service was not available until Monday morning.

Service is back up.

We are working hard to solve the problem.

According to our monitoring system this service has become unresponsive, we’re investigating.