suggest.field.contents=_default
suggest.field.tags=label
suggest.field.roles=role
suggest.field.index.contents=content,title
suggest.update.request.interval=0
suggest.update.doc.per.request=2
suggest.update.contents.limit.num.percentage=50%
suggest.update.contents.limit.num=10000
suggest.update.contents.limit.doc.size=50000
suggest.source.reader.scroll.size=1
suggest.popular.word.cache.size=1000
suggest.popular.word.cache.expire=60