Messages in this thread | | | From | "Ryan Flowers" <> | Subject | Re: PATCH : LEDs - possibly the most pointless kernel subsystem ever | Date | Tue, 29 Jul 2003 14:15:22 -0700 |
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> On Tue, Jul 29, 2003 at 09:38:52PM +0100, John Bradford wrote: > > Ah, I just thought, for debugging purposes we could have LEDs for: > > > > * BKL taken > > * Servicing interrupt > > * Kernel stack usage > 2K > > In the way olden days we used the console lights for a realtime > display of buffer use on a PDP-11. This type of realtime display > can be most useful, especially if it's easily configurable. > > -- > Randolph Bentson > bentson@holmsjoen.com > - These ideas based on my experience in a production server environment, in web hosting:
Temperature (Red/Yellow/Green LED) CPU load (Red/Yellow/Green LED) Out of Memory (blinking red?)
Don't imagine it would be hard to make a red LED status also set off an alarm via the PC speaker. Although really a proper system will alert you of these things anyway, but it would be nice to see it at a glance too.
Ryan Flowers - Reno NV http://www.ryanflowers.com
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