ログのローテート設定(logrotate)

# sudo vi /etc/logrotate.d/rails

/var/www/imprint_system/current/log/*log {
  daily
  missingok
  rotate 14
  dateext
  dateformat _%Y%m%d
  compress
  copytruncate
  ifempty
  su ec2-user ec2-user
}