27. Write Concern Specificity New default w=majority on
import/restore/files o safer, matches what our users assume is
happening --writeConcern flag e.g. {w: 3, j: true, fsync: false,
wtimeout: 400}
28. Mongoimport Concurrency in 3.0
29. MONGORESTORE tools
30. Mongorestore Architecture
31. New Mongorestore Flags --numParallelCollections (aka -j
default=4) --numInsertionWorkersPerCollection (default=1)
--batchSize(default 10k) --numThreads (autodetect to max)
--maintainInsertionOrder (default false)
32. Mongorestore Concurrency in 3.0 2X speedup 4X speedup
33. Whats next? mongorestore and mongodump now support
compression and archiving No need for directories containing BSON
files mongodump -d weather -h localhost --archive --gzip |
mongorestore -h remotehost --archive --gzip