Migrate cacti 0.8.8 to Docker container

1. dump old cacti database
    mysqldump -u cacti -p cacti > cacti.sql
2 copy cacti.sql to cacti docker container
   docker cp cacti.sql containerID
3. import old data
   mysql -u cacti -p < cacti.sql
4. commit new image
  docker commit containerID docker-cacti:v2

repair pioneer vsx 1014 speaker drop out

Pioneer VSX 1014 Receiver failed to produce sound.

1. Check http://www.avsforum.com/forum/90-receivers-amps-processors/1068233-pioneer-vsx-816-speaker-drop-out.html
2. Use screwdriver to hit relay, sound comes out from speaker
3. Buy new relays and replace old relays.
4. My Pioneer works again!