If the blocknumber isn't increasing, restart the deamon.

checkdaemons.sh

#!/bin/bash
# checkdaemon.sh
# Make sure the daemon is not stuck.
# Add the following to the crontab (i.e. crontab -e)
# */30 * * * * ~/smartcash/checkdaemons.sh

PREFIX="0"
START_NUMBER=$(<~/smartcash/start_number.txt)
END_NUMBER=$(<~/smartcash/end_number.txt)
for (( number=$START_NUMBER; number<=$END_NUMBER; number++ ))
do
if [ $number -gt 9 ]
then
  PREFIX=""
fi
NODE=$PREFIX$number

previousBlock=$(<~/smartcash/SmartNode$NODE/blockcount)
currentBlock=$(~/smartcash/smart-cli.sh $NODE getblockcount)

~/smartcash/smart-cli.sh $NODE getblockcount > ~/smartcash/SmartNode$NODE/blockcount

if [ "$previousBlock" == "$currentBlock" ]; then
  echo "Restarting Node $NODE on $(date)" >> ~/smartcash/SmartNode$NODE/auto_restarts.txt
  ~/smartcash/smart-cli.sh $NODE stop
  sleep 10
  ~/smartcash/smart-start.sh $NODE
fi

done
exit 0