"Carl J. Van Arsdall" <[EMAIL PROTECTED]> wrote:
| Alex Martelli wrote: | > H J van Rooyen <[EMAIL PROTECTED]> wrote: | > | > | >> "Paul Rubin" <http://[EMAIL PROTECTED]> Writes: | >> | >> | "H J van Rooyen" <[EMAIL PROTECTED]> writes: | >> | > *grin* - Yes of course - if the WDT was enabled - its something that | >> | > I have not seen on PC's yet... | >> | | >> | They are available for PC's, as plug-in cards, at least for the ISA | >> | bus in the old days, and almost certainly for the PCI bus today. | >> | >> That is cool, I was not aware of this - added to a long running server it will | >> help to make the system more stable - a hardware solution to hard to find bugs | >> in Software - (or even stuff like soft errors in hardware - speak to the | >> Avionics boys about Neutrons) do you know who sells them and what they are | >> called? - | >> | > | > When you're talking about a bunch of (multiprocessing) machines on a | > LAN, you can have a "watchdog machine" (or more than one, for | > redundancy) periodically checking all others for signs of health -- and, | > if needed, rebooting the sick machines via ssh (assuming the sickness is | > in userland, of course -- to come back from a kernel panic _would_ | > require HW support)... so (in this setting) you _could_ do it in SW, and | > save the $100+ per box that you'd have to spend at some shop such as | > <http://www.pcwatchdog.com/> or the like... | > | > | > | Yea, there are other free solutions you might want to check out, I've | been looking at ganglia and nagios. These require constant | communication with a server, however they are customizable in that you | can have the server take action on various events. | | Cheers! | | -c Thanks - will have a look - Hendrik -- http://mail.python.org/mailman/listinfo/python-list
