On 26 October 2010 21:09, Rob Beard <r...@esdelle.co.uk> wrote: > On 26/10/10 20:50, Paul Willis wrote: > > Hi > > > > I set up Ubuntu 10.04 LTS server on a Mac Mini and shipped it off to our > other office (too far for me to go and troubleshoot) where they plugged in a > screen configured the network settings in the cli and then unplugged the > screen. > > > > Everything worked fine until at some point a few weeks later the machine > was switched off and when turned on again it wouldn't boot up properly (well > it wouldn't appear on the network) until a screen was plugged in at which > point it booted fine and appeared on the network without any problem. > > > > Unfortunately I'm not sure how the unit came to have the power > disconnected it is plugged into a UPS all I know is that it was turned off > when staff came in in the morning. > > > > This same scenario occurred a second time a week or so later and once > again a screen was required for the server to be fully operational. > > > > When it starts up with a screen I'm told there i > > I've run a couple of headless servers and never had this issue, it just > carries on. That's not to say there maybe a setting where the Mac > expects a monitor to be connected. I've seen something along these > lines on some PCs although it tends to be more a keyboard or mouse not > plugged in rather than a screen not plugged in. > > Does it boot when the screen is plugged in but turned off? > > Also, could it be that some cleaner is unplugging the UPS or something > thinks that the machine should be turned off to save electricity > thinking they're being helpful? > > If you solve it or not I'd suggest maybe putting something on the plug > or a note over the socket saying that the kit has to be kept plugged in > and turned on. I've seen some things that you can get which fit round > the plug and cover the power switch (although I don't know where you can > get them from, maybe Maplins, CPC etc or even an office supplies company > maybe?). > > By the way, I did a quick google search, looks like someone else is > having a similar issue with a Mac Mini but with XP... > > > http://forums.macnn.com/104/alternative-operating-systems/296206/headless-mac-mini-server-using-bootcamp/ > > Might give you more to go on. > > You could try disabling the DVI port in the Ubuntu config. Xorg does test on boot whether a screen is installed or not, so you might need to set the DVI port to be ignored. This article gives a clue: http://ubuntuforums.org/showthread.php?t=992602 but not much detail.
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