 
 	MAX_SIZE:  1024*1024 # make these configurable parameters
 	MAX_COUNT: 1024
-	MIN_COUNT: 100
-	KEEP_OPS:  100
 
 	convertDocsToPacks: (docs, callback) ->
 		packs = []
 		top = null
-		# keep the last KEEP_OPS as individual ops
-		docs = docs.slice(0,-PackManager.KEEP_OPS)
-
 		docs.forEach (d,i) ->
 			# skip existing packs
 			if d.pack?

				top.v_end = d.v
				top.meta.end_ts = d.meta.end_ts
				return
			else if sz < PackManager.MAX_SIZE
				# create a new pack
				top = _.clone(d)
				top.pack = [ {v: d.v, meta: d.meta,  op: d.op, _id: d._id} ]

				delete top.op
				delete top._id
				packs.push top

		callback(null, packs)

	checkHistory: (docs, callback) ->
