* We recommend adjusting the compaction threshold to 0, while the
import is running. After the import, you need
* to run `nodeprobe -host <IP> flush_binary <Keyspace>` on every
node, as this will flush the remaining data still left
* in memory to disk. Then it's recommended to adjust the compaction
threshold to it's original value.
The bulk loader mentions the above. What property is the compaction threshold?