Thanks for your reply. 2010/8/20 fred smith <fredex at fcshome.stoneham.ma.us> > On Fri, Aug 20, 2010 at 08:55:56PM +0800, ganu MailList wrote: > > When I hang-up the system, then the screem is black. But the power > light > > is brightness. and the disk light is bright sometimes. > > > > When I press any key, the screem is still black. Only can do is to > press > > down power button for several seconds to power off the notebook. Is > there > > the bug of the Centos? > > Hard to say. Next time it happens you could try one or more of these steps: > --press CTRL-ALT-BACKSPACE and see if you get back to the GUI login screen. > if that doesn't work, you could try: > --CTRL-ALT-F1 (or F2 or F3) which (if the machine isn't totally dead) > should take you to a text mode login screen. if so, you could log in > from there and do "shutdown -r now" to reboot the system. > --if it is on a LAN and you have another working computer, you could try > using SSH to log into it and if successful restart as in the item above. > --there are also various recipes for doing a relatively clean shutdown of > a non-responsive system involving the "magic sysreq" key. I don't happen > to have the details handy, but some googling for that phrase will surely > turn up many of them. > > Good luck! > -- > ---- Fred Smith -- fredex at fcshome.stoneham.ma.us---------------------------- > Do you not know? Have you not heard? > The LORD is the everlasting God, the Creator of the ends of the earth. > He will not grow tired or weary, and his understanding no one can fathom. > ----------------------------- Isaiah 40:28 (niv) > ----------------------------- > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.centos.org/pipermail/centos/attachments/20100821/ff2967bf/attachment-0005.html>