If you normally stay logged in to DICE overnight, read on. From Wednesday night (29 May) DICE desktops will be more likely to fall asleep. For some years our DICE desktops have slept when nobody was logged in and the computer seemed idle. From Wednesday they’ll also fall asleep even if a login session is […]

We want to save energy, so we try to ensure that DICE computers sleep when idle. The graph below shows how many DICE desktops were asleep during each hour of a recent week. It was produced by David Sterratt, and I’d like to thank him for his work on it and for his interest in […]

We now have a web page which can wake sleeping computers. It should wake most of our desktop machines (though not HP 7900 computers – see below). You can find it at wake.inf.ed.ac.uk. It seems a bad idea to let anyone on the internet wake any of our computers, so there are a few restrictions: […]

Over the next few weeks, SL6 DICE desktop computers will start falling asleep when idle. The aim is to make them use less energy. At present most DICE desktops run F13 or SL5 DICE. These computers will not sleep any more than at present. Once they have been upgraded to SL6 they will mostly start […]

This post is mainly just to announce that the student lab machines can now be woken from sleep in the way one might reasonably expect: with a key press or mouse click. Previously they could only be woken by pressing the machine’s power button. As the author of the LCFG sleep component which configures these […]