title: Large log data in Couchbase
body: <p>I have a couchbase server to storing a huge data.
  This data growing daily, but i also daily delete after process it.
  Current, this data has about 1320168 items count, with 2.97G of Data Usage<br>
  But why Disc Usage is very large with 135G ???</p>
  
  <p><img src="https://i.stack.imgur.com/CEdGq.png" alt="enter image description here"></p>
  
  <p>My disc is lowing space to store more data.</p>
  
  <p>Could delete this data log files to reduce disc Usage?</p>
  
  <p><img src="https://i.stack.imgur.com/kQfje.png" alt="enter image description here"></p>