Also, this appears to happen every minute:
May 7 19:21:01 kraken stop_mining[11391]: stopping mining processes...
May 7 19:21:01 kraken stop_mining[11391]: failed to get socket for cgminer api
May 7 19:21:05 kraken start_mining[11397]: starting mining processes
May 7 19:21:06 kraken start_mining[11397]: generating munin config, stopping munin-node
May 7 19:21:06 kraken start_mining[11397]: replace hostname in munin.conf
May 7 19:21:06 kraken start_mining[11397]: generating munin summary plugins...
May 7 19:21:06 kraken start_mining[11397]: generating per gpu munin plugins for template gpuhash...
May 7 19:21:06 kraken start_mining[11397]: generating per gpu munin plugins for template gpushares...
May 7 19:21:06 kraken start_mining[11397]: generating per gpu munin plugins for template gputemp...
May 7 19:21:06 kraken start_mining[11397]: done generating munin config, starting munin-node
May 7 19:21:09 kraken start_mining[11793]: starting cgminer with cmd: cd /opt/miners/cgminer;/usr/bin/screen -d -m -S cgminer /opt/miners/cgminer/cgminer --api-listen --api-port 4028 -o http://pit.deepbit.net:8332 -u user -p pass
May 7 19:22:02 kraken stop_mining[11852]: stopping mining processes...
May 7 19:22:02 kraken stop_mining[11852]: failed to get socket for cgminer api
May 7 19:22:06 kraken start_mining[11858]: starting mining processes
May 7 19:22:06 kraken start_mining[11858]: generating munin config, stopping munin-node
May 7 19:22:06 kraken start_mining[11858]: replace hostname in munin.conf
May 7 19:22:06 kraken start_mining[11858]: generating munin summary plugins...
May 7 19:22:06 kraken start_mining[11858]: generating per gpu munin plugins for template gpuhash...
May 7 19:22:06 kraken start_mining[11858]: generating per gpu munin plugins for template gpushares...
May 7 19:22:06 kraken start_mining[11858]: generating per gpu munin plugins for template gputemp...
May 7 19:22:06 kraken start_mining[11858]: done generating munin config, starting munin-node
May 7 19:22:09 kraken start_mining[12254]: starting cgminer with cmd: cd /opt/miners/cgminer;/usr/bin/screen -d -m -S cgminer /opt/miners/cgminer/cgminer --api-listen --api-port 4028 -o http://pit.deepbit.net:8332 -u user -p pass