* compactMemory methods are called to simulate normal operation.
* Normally prefixes are recalculated when a IN is split, and
* compactMemory is called after fetching a IN or evicting an LN.
*/
final BIN bin = DbInternal.getCursorImpl(cursor).getBIN();
bin.recalcKeyPrefix();
bin.compactMemory();
minBinSizeWithData = bin.getInMemorySize();
/* Evict all LNs. */
for (int i = 0; i < nodeAvg; i += 1) {