+ Long.toString(versionId));
Utils.mkdirs(newVersionDir);
generateROFiles(numChunks, indexSize, dataSize, nodeBuckets, newVersionDir);
// Swap it...
store.swapFiles(newVersionDir.getAbsolutePath());
// Check if everything got mmap-ed correctly...
HashMap<Object, Integer> chunkIdToNumChunks = store.getChunkedFileSet()
.getChunkIdToNumChunks();
for(Object bucket: chunkIdToNumChunks.keySet()) {