Sorry I don't have a tutorial but perhaps you'll find some ideas in the thread I started when I expanded the hard disk space on the OVA install I have.
https://groups.google.com/d/msg/graylog2/VGQJiAjz_FE/UM9cz6M_6jUJ I basically added a drive to the LVM -- You received this message because you are subscribed to the Google Groups "graylog2" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
