On Wed, 01.02.12 19:24, Chris Paulson-Ellis ([email protected]) wrote: > > On 01/02/12 19:05, Lennart Poettering wrote: > >(As I figured out newer Intel chipsets all have watchdogs now, so I am > >actually quite keen to see this implemented in systemd now, since I can > >actually test it.) > > Just a warning to anyone who's thinking of depending on the chipset > watchdog... In my experience, many boards are not correctly wired up > to reset properly when the chipset watchdog fires. Although it works > most of the time, I've had boards hang under testing using the > iTCO_wdt watchdog driver. I expect the chipset & processor reset > fine, but the rest of the board doesn't. On boards like these I use > the softdog driver instead as Linux rarely hangs so badly that it > can't run the emergency restart code. We're developing external > watchdog hardware to allow us to continue to use these cheap PC > boards with confidence.
In systemd we will not make use of the watchdog unless enabled in the configuration and it will default to off. Lennart -- Lennart Poettering - Red Hat, Inc. _______________________________________________ systemd-devel mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/systemd-devel
