I believe this is caused by two things (and sorry if I go into too
much details):
1) there is http://wiki.apache.org/cassandra/FAQ#i_deleted_what_gives.
That is, Cassandra has to wait GCGraceSeconds before really remove physically
deleted columns. And by default, this is 10 days. For "normal" colu
I'm testing the ExpiringColumn patch in 0.6-beta2, inserted 26GB data with
TTL, after columns have expired I use get_slice to verify that no columns
can be retrieved. When I run "nodetool compact" I think all data should be
gone. But the problem is:
1) After the first nodetool-comact, Cassandra du