diff --git a/src/leveled_bookie.erl b/src/leveled_bookie.erl
index c76e104..cd5a074 100644
--- a/src/leveled_bookie.erl
+++ b/src/leveled_bookie.erl
@@ -153,7 +153,7 @@
 
 -include_lib("eunit/include/eunit.hrl").
 
--define(CACHE_SIZE, 1600).
+-define(CACHE_SIZE, 2000).
 -define(JOURNAL_FP, "journal").
 -define(LEDGER_FP, "ledger").
 -define(SHUTDOWN_WAITS, 60).
@@ -194,17 +194,6 @@ book_put(Pid, Bucket, Key, Object, IndexSpecs) ->
 book_put(Pid, Bucket, Key, Object, IndexSpecs, Tag) ->
     book_put(Pid, Bucket, Key, Object, IndexSpecs, Tag, infinity).
 
-
-
-%% TODO:
-%% It is not enough simply to change the value to delete, as the journal
-%% needs to know the key is a tombstone at compaction time, and currently at
-%% compaction time the clerk only knows the Key and not the Value.
-%%
-%% The tombstone cannot be removed from the Journal on compaction, as the
-%% journal entry the tombstone deletes may not have been reaped - and so if the
-%% ledger got erased, the value would be resurrected.
-
 book_riakdelete(Pid, Bucket, Key, IndexSpecs) ->
     book_put(Pid, Bucket, Key, delete, IndexSpecs, ?RIAK_TAG).