On Fri, Aug 22, 2014 at 2:47 PM, Aravindan T <aravinda...@tcs.com> wrote:
> 1. Only insertion of records are done since the cassandra started. But, > when looked into the system.log messages, i see this following error. > ... > Now, could you please tell how the tombstone got created when there are no > deletes executed > You stored a bunch of hints via hinted handoff. Then they got tombstoned. > 2. How and where to monitor the current tombstone counts ? > > 3. done compaction, nodetool repair, increased the threshold count but > still this tombstone is not getting resolved. How to resolve this issue? > Either major compact the hints columnfamily (might not be done by nodetool compact because it's system keyspace) or : 1) nodetool drain 2) stop node 3) delete all sstables in system/hintscolumnfamily 4) start node 5) repair You should also figure out why you're storing so many hints, and stop doing so. =Rob
