returns how much ram would be freed up by refreshing . this is rambytesused except does not include tombstones because theydo n't clear on refresh . concode_field_sep Map<BytesRef,VersionValue> current concode_elem_sep AtomicLong ramBytesUsedTombstones concode_elem_sep int BASE_BYTES_PER_BYTESREF concode_elem_sep int BASE_BYTES_PER_CHM_ENTRY concode_elem_sep Map<BytesRef,VersionValue> old concode_elem_sep Map<BytesRef,VersionValue> tombstones concode_elem_sep Maps maps concode_elem_sep ReferenceManager mgr concode_elem_sep AtomicLong ramBytesUsedCurrent concode_field_sep Collection<Accountable> getChildResources concode_elem_sep VersionValue getUnderLock concode_elem_sep void putUnderLock concode_elem_sep Iterable<Map.Entry<BytesRef,VersionValue>> getAllTombstones concode_elem_sep void afterRefresh concode_elem_sep void removeTombstoneUnderLock concode_elem_sep void clear concode_elem_sep void setManager concode_elem_sep void beforeRefresh concode_elem_sep long ramBytesUsed concode_elem_sep VersionValue getTombstoneUnderLock
long function ( ) { return ramBytesUsedCurrent . get ( ) ; }