int size = nodeSet.size() *
MemoryBudget.CHECKPOINT_REFERENCE_SIZE;
totalSize += size;
dirtyMapMemSize += size;
}
mb.updateMiscMemoryUsage(totalSize);
/* Flush IN nodes. */
boolean allowDeltas = !config.getMinimizeRecoveryTime();
flushDirtyNodes(dirtyMap, flushAll, allowDeltas,
flushExtraLevel, checkpointStart);