The commit log drives on my nodes keep slowly filling up.  I don’t see any errors in my logs that are indicating any issues that I can map to this issue. 


Is this how 1.1 is supposed to work now?  Previous versions seemed to keep this drive at a minimum as it flushed.


/dev/mapper/mpathf     25G   21G  4.2G  83% /opt/cassandra/commitlog