File dbDir = createDbDir("putPerformanceTest");
Environment dbEnvironment = BerkeleyDBViewComputationCacheSource.constructDatabaseEnvironment(dbDir, false);
BerkeleyDBBinaryDataStore dataStore = new BerkeleyDBBinaryDataStore(dbEnvironment, "putPerformanceTest");
dataStore.start();
OperationTimer timer = new OperationTimer(s_logger, "Writing {} entries", numEntries);
int randRange = maxEntrySize - minEntrySize;
for (int i = 0; i < numEntries; i++) {