Hi Brian,
What compaction are you running? Have you tried using leveled compaction? AFAIK it should generally require less disk space during compaction. Cheers, Jens — Sent from Mailbox On Wed, Jun 18, 2014 at 6:02 PM, Brian Tarbox <tar...@cabotresearch.com> wrote: > I'm running on AWS m2.2xlarge instances using the ~800 gig > ephemeral/attached disk for my data directory. My data size per node is > nearing 400 gig. > Sometimes during maintenance operations (repairs mostly I think) I run out > of disk space as my understanding is that some of these operations require > double the space of one's data. > Since I can't change the size of attached storage for my instance type my > question is can I somehow get these maintenance operations to use other > volumes? > Failing that, what are my options? Thanks. > Brian Tarbox