_ctr should be neglected in getSortPropertyData, or else:
_ctr should be neglected in getSortPropertyData, or else:

its corresponding propertytable will be passed to IndexManager::loadPropertyDataForSorting
together with a write lock.
if other search requests are going to be sorted according to _ctr which require read lock,
dead lock will occur

izenecloud/sf1r-ad-delivery,izenecloud/sf1r-lite,izenecloud/sf1r-ad-delivery,izenecloud/sf1r-lite,pombredanne/sf1r-lite,izenecloud/sf1r-ad-delivery,izenecloud/sf1r-lite,izenecloud/sf1r-lite,izenecloud/sf1r-lite,izenecloud/sf1r-ad-delivery,pombredanne/sf1r-lite,pombredanne/sf1r-lite,izenecloud/sf1r-ad-delivery,pombredanne/sf1r-lite,pombredanne/sf1r-lite