It seems like CASSANDRA-3442 might be an effective fix for this issue assuming that I'm reading it correctly. It sounds like the intent is to automatically compact SSTables when a certain percent of the columns are gcable by being deleted or with expired tombstones. Is my understanding correct?
On Thu, Nov 1, 2012 at 1:43 AM, Sylvain Lebresne <firstname.lastname@example.org> wrote:If sstablesplit ("reverse compaction") existed, major compaction would
> on all your columns), you may want to force a compaction (using the
> JMX call forceUserDefinedCompaction()) of that sstable. The goal being
> to get read of a maximum of outdated tombstones before running the
> repair (you could also alternatively run a major compaction prior to
> the repair, but major compactions have a lot of nasty effect so I
> wouldn't recommend that a priori).
be a simple solution to this case. You'd major compact and then split
your One Giant SSTable With No Tombstones into a number of smaller
AIM>ALK - email@example.com
YAHOO - rcoli.palominob
SKYPE - rcoli_palominodb