Hello all. My Ubuntu 11.10 installation seems to suddenly lock up. I cannot move my mouse or use the keyboard, all screen activity stops, and I have to do a hard reboot. Is there an y method to repair this? It started a few days ago.
closed as off topic by fossfreedom♦ Jun 12 '12 at 19:46
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Before you panic, try the magic SysRq trick. Find the key on your keyboard labelled PRT SCRN|SYSRQ(Could be arranged differently). Hold that key, ALT and M. This invokes the Linux oom_kill which could aid in recovering. Also, try this with B instead of M and see it it reboots then. If it does, then you are either out of memory(If you have a swap partition, your disk may be active), or you have another software issue. If not, it is hardware. Try pressing CTRL+ALT+F1 during the freeze. Does that work? If so, you can use
Also ,try running