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1
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1answer
138 views

Using Watchdog to reboot in case of overheat

Is it possible to use Watchdog to reboot the Raspberry Pi in case of overheating? I tried making Watchdog read the temperature from /sys/class/thermal/thermal_zone0/temp but so far no such luck. Can ...
2
votes
2answers
381 views

Raspberry Pi Reboot Cycle After SD Clone - Card works on old Pi but not new ones

I have a Raspberry Pi which runs a Python script on boot. They initiate and stroke the hardware watchdog at /dev/watchdog. I recently tried cloning the SD card onto two other SD cards. However on ...
11
votes
1answer
265 views

How can I mitigate the need for manual intervention with remotely deployed Raspberry Pis?

I'm working on a project that makes use of Raspberry Pis which will be deployed to several locations. They have special hardware attached to it for automation purposes, and run a web-service (that I ...
1
vote
3answers
644 views

Watchdog timer waking-up Pi after shutdown

I would need the Watchdog timer of the Pi to kiss the halted Pi awake to make it boot again. I know about the Watchdog timer limitations, and that it should not be able to do it, but I have seen ...
2
votes
1answer
2k views

mmc0: Timeout waiting for hardware interrupt trigger watchdog

During a strong file I/O application, the Pi regular crashes. mmc0: Timeout waiting for hardware interrupt - cmd25. mmc0: Timeout waiting for hardware interrupt - cmd12. mmc0: Timeout waiting for ...
0
votes
1answer
322 views

Can't edit /etc/modules and add “bcm2708_wdog”

i tried following the directions here for the watchdog Link: http://pi.gadgetoid.co.uk/post/001-who-watches-the-watcher i can't get even past the first attempt, here's an SS: http://prntscr.com/ohvq1 ...
3
votes
2answers
2k views

WatchDog Daemon not restarting PI after fork bomb

I have tried to run the WatchDog Daemon using the tutorial found at http://binerry.de/post/28263824530/raspberry-pi-watchdog-timer So basic process I ran through to get WatchDog up and running is: ...
3
votes
1answer
282 views

How do I get hardware Watch Dog working in soft-float Wheezy?

I have moved from the beta Wheezy release to the final release currently on the official download page (2012-08-08-wheezy-armel.zip). The hardware watch dog no longer seems to work. I have tried ...
9
votes
1answer
976 views

Can I send a heart beat to hardware watch dog from my own program?

Following on from the question and excellent answer provided by Steve Robillard here: How do I hard reset a Raspberry Pi How can I send a heartbeat signal from my own program to the BCM2708's ...
32
votes
2answers
19k views

How do I hard reset a Raspberry Pi?

How do I hard reset a Raspberry Pi? Obviously you can power cycle, but is there a more subtle way, like a reset pin? It would be very useful to connect a watchdog in case the Raspberry Pi crashes ...