Release Notes

Delta Sync

Stats Monitoring Enhancements

The following configuration properties are being deprecated in this release and will be removed in a future release:

The walrus value on the databases.$db.bucket property is being deprecated. Sync Gateway instances using walrus for development should connect to a running instance of Couchbase Server.

CBG-430 Inconsistent handling between views and N1QL for tombstone removals.

CBG-432 GoCB Bucket Incr amt=0 logic not handling errors correctly.

CBG-450 _removed entry not sent with delta sync

CBG-429 Verify attachment length and digest when downloading attachment

CBG-299 Avoid unnecessary 'too late to disable compression' log warning

CBG-300 go-blip leaks nextFrameToSend goroutine under aborted multi-frame send

CBG-301 Avoid leaking goroutines on blip replication close

CBG-244 Reduce disk space requirements when running sgcollect

CBG-284 Retry loops for bucket update ops have no backoff and no max retry count

CBG-431 Upgrade gocb to 1.6.1 to pick up GOCBC-413

CBG-318 SUBDOC operation attempted when server doesn’t support them

CBG-502 x.509 certificate authentication broken due to deprecated CertificateAuthenticator

#3662 Collate high-volume logs for improved throughput

#3667 Move _attachments metadata to _sync

#3766 Independent timing for skipped sequence processing and cache age-out process

#3823 Avoid CPU spikes when abandoning skipped sequences

#3862 Improve channel query queueing

#3558 Initialize cache after DCP start

#3609 Add validation to limit log file max_size

#3677 Make bcrypt cost configurable

#3791 sgcollect_info: Proxy server support using --upload_proxy

#3792 Ensure consistent use of http.DefaultTransport

#3798 Report parameters on N1QL errors

#3815 Include db and handler context in all db-specific logging

#3833 CouchbaseServerVersion should use cluster_compat_version

CBG-268 Limit DCP checkpoint persistency frequency

CBG-247 Reduce CPU associated with large skipped sequence queue

CBG-233 Improve efficiency of pending sequences processing

#3414 auth.Save() should be CAS safe

#3783 Large Number Handled Incorrectly

MB-32044 cbdatasource workers retry removed nodes indefinitely

#3838 Failed resync doesn’t revert db state to offline

#3839 n1ql query timeout should be set at both bucket and cluster level

#3872 Channel cache prepend can fail for some seq, validFrom combinations

#3898 Avoid nested read locks on BucketLock

CBG-282 Panic when putting document with duplicate non-imported doc ID

CBG-278 Sync Gateway panic when stopping 2.0 pull replication with attachments

CBG-230 _changes with include_docs=true errors on _user pseudo docs

CBG-197 Change default console logging behaviour

CBG-234 Prevent N1QL injection in Sync Gateway via _all_docs with startkey and endkey querystring options

#1264 Sync Gateway memory usage can climb continously is scenarios with ever increasing numbers of channels

CBG-394 Upgrade to shared_bucket_access with GSI can cause missed mutations