Re: LCD sync rates
> On Thu, Jun 28, 2001 at 10:59:28AM -0700, Heather wrote:
> > > and the slightest variation can result in a black screen when your start
> > > the X server.
> > I recommend having your net connection live and be ssh'd in from another box.
> > That keeps you a visible text session.
> > You can sometimes use a different GUI utility (e.g. SVGAlib app, or vga_reset
> > or something) to reinit the video and keep working without having to reboot
> > to yank its chain.
> CTRL+ALT+backspace or CTRL+ALT+F1 still work even when the display
> doesn't want to show you anything.
Not necessarily. The X server is also responsible for input focus - one might
argue that's its primary job - and if it's *really* unhappy, it won't get around
to your useful keystroke. Too busy dealing with a crying vidcard. Maybe next
Meanwhile your monitor is squealing at you :( :( :(
> If the X server locks up, you can
> always use alt+sysrq+u, alt+sysrq+b
Magic sysrq's might only work at a console prompt. cf above, your keyboard
may be inoperable.
Been there, done that ... have lots of t-shirts ...
> to umount/remount-readonly all
> your partitions, then reboot. This is handled very early on in the
> kernel, so it doesn't stop working no matter what user space software
> does, unless the kernel itself actually locks up, or the keyboard
> physically stops working.
Yes, and yes. Esp. with those modern AGP things.
> Of course, rebooting takes time, so if ctrl+alt+backspace doesn't
> work then logging in remotely with ssh or a null modem before messing
> with stuff will save time.
Thus my recommendation. Already being logged in will tell you for sure
if it's really dead or just blitting out on you.
* Heather Stern * star@ many places...