cleanup in you case doesn't have any seens. You write that repair work for you, so you can stop cassandra daemon, delete all data from folder that contain problem data, start cassandra daemon, and run nodetool repair, but in this case ypu must have replication factor for keyspace > 3 and have consistency level for data manipulation QUORUM
2012/3/20 Radim Kolar <h...@filez.com>: > Dne 19.3.2012 23:33, ruslan usifov napsal(a): > >> Do you make major compaction?? > > no, i do cleanups only. Major compactions kills my node with OOM.