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3.6 Changelog

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SERVER-40361 Reduce memory footprint of plan cache entries

  • SERVER-43973 jsTestName() should return a unique name for each thread in the parallel suite

  • SERVER-46686 Explain does not respect maxTimeMS

  • SERVER-50267 Set output limit for 'rawMongoProgramOutput()'

  • SERVER-52969 Disable Powercyle on non-master branches

  • SERVER-53992 Remove calls to detect-outliers from performance tasks

  • SERVER-54134 Ignore newer mongo versions on older branches of setup_multiversion_mongodb.py

  • TOOLS-2803 [v3.6] Add --config option for password values

SERVER-53182 [v3.6] Omit "versions" from {shardingState: 1} command when not running as a --shardsvr

  • SERVER-33747 Arbiter tries to start data replication if cannot find itself in config after restart

  • SERVER-52680 Removed node on startup stuck in STARTUP2 after being re-added into the replica set

  • SERVER-53026 Secondary cannot restart replication

  • SERVER-53345 Excuse arbiter_new_hostname.js from multiversion tests

SERVER-32960 $mod has inconsistent rounding/truncation behavior

SERVER-52902 Remove assertion !haveJournalFiles() at dur_journal.cpp:265

  • SERVER-50445 Return the value as double when NumberLong subtraction overflows in ExpressionSubtract

  • SERVER-50891 mongod 3.6.20-rc2 core dumps if dbpath DNE or perms block

  • SERVER-52654 new signing keys not generated by the monitoring-keys-for-HMAC thread

  • SERVER-52806 deb install files assume systemd

  • SERVER-51808 invariant failure: readConcern level != Available

  • SERVER-51885 Blacklist balancing_sessions_collection.js from sharding_csrs_continuous_config_stepdown

  • SERVER-49986 Convert isMaster command to hello and add aliases

  • SERVER-49987 Rename response fields if “hello” is sent on mongod

  • SERVER-49988 Rename response fields if "hello" is sent on mongos

  • SERVER-49991 Alias printSlaveReplicationInfo() shell helper

  • SERVER-50116 Forbid oplog writes when replication is enabled

  • SERVER-50640 listCommands should return "isMaster" alias in addition to "hello" command name

  • SERVER-51083 Problem with regex index bounds

  • SERVER-51120 Find queries with SORT_MERGE incorrectly sort the results when the collation is specified

SERVER-34243 listCollections should not require a MODE_S database lock

SERVER-26726 Check number of arguments for createIndex() and throw error if more than two arguments

SERVER-46342 DEB installs of MDB do not issue systemctl daemon-reload on install

  • SERVER-45624 Pre-split and distribute chunks of sessions collection

  • SERVER-50123 Record number of physical cores on all platforms

  • SERVER-50216 Adjust sys-perf frequencies

  • SERVER-50605 Add {logMessage: "msg"} test-only command

  • SERVER-50736 Make OpenSSL explicitly accept SNIs presented in ClientHello

  • SERVER-50818 Coverity analysis defect 114987: Wrapper object use after free

  • SERVER-51106 Make the isMaster command a derived class of hello

  • SERVER-51303 Lookup stage followed by $match on type uses wrong field in matching condition

  • TOOLS-2590 [v3.6] sslAllowInvalidHostnames bypass ssl/tls server certification validation entirely

  • SERVER-36910 Reduce severity or remove log message for PlanExecutor::DEAD error during find

  • SERVER-39392 Invariant in PlanStage::dispose always evaluates as true

  • SERVER-48993 explodeForSort can produce incorrect query plan

SERVER-40317 $facet execution has no limit on how much memory it can consume

SERVER-49449 index_restart_secondary.js is not compatible with storage engines without support for persistence

SERVER-48244 Shell should not hard-code the allowed explain levels and let the server reject it instead

  • SERVER-33000 Platform Support: add Ubuntu 18.04

  • SERVER-42042 Warn or fail early on dynamic builds with toolchain compiler and tcmalloc

  • SERVER-49925 Dynamic builders should not combine the mongodbtoolchain with tcmalloc

  • SERVER-50124 Pin lazy-object-proxy python module

  • SERVER-33229 Overload startParallelShell in auto_retry_on_network_error.js to connect after loading the auto_retry_on_network_error.js override

  • SERVER-41600 IndexCatalog::refreshEntry should invalidate the index from the CollectionInfoCache

  • SERVER-43233 Add ability to request only specific attribute(s) for the LDAP groups

  • SERVER-45202 Improve Command alias infrastructure

  • SERVER-47930 Ubuntu 20.04 - ldap_authz_authn.js fails to load test certificate

  • SERVER-48709 signing key generator thread on config server not waken up as expected

  • SERVER-49054 Server MSI should install Compass instead of Compass Community

  • SERVER-49352 4.0 does not build with python 3.8

  • SERVER-49404 Enforce additional checks in $arrayToObject

  • SERVER-50180 Fix User lifetime management in AuthorizationManager::acquireUserForSessionRefresh

  • SERVER-46487 The mongos routing for scatter/gather ops can have unbounded latency

  • SERVER-47913 Redact sharding messages in split chunk and distributed lock acquisition

  • SERVER-45610 Some reads work while system is RECOVERING

  • SERVER-47695 Write commands run by threads that can survive rollback can fail operationTime invariant in ServiceEntryPoint

SERVER-46398 Suggest explicit dbpath when starting mongod on macOS and the default dbpath isn't found

SERVER-45295 Make sure that LDAP logs always contain context on AuthZN operation

  • SERVER-45367 When the Range Deleter is waiting for the open cursors, list these cursors in the logs.

  • SERVER-45508 Invariant failure in getFieldsWithStringBounds with descending point ranges

  • SERVER-47256 Update listed maintainer for repo package files

  • SERVER-47686 Upgrade static OpenSSL to 1.1.1g

  • SERVER-47798 Audit isMaster response validation for mongod and mongos

  • SERVER-48032 Update references of community mailing-lists to MongoDB Developer Community Forums

  • SERVER-48657 Use evergreen module to control signal processing in perf projects

  • SERVER-49142 Validate correct field name in RoleName::parseFromBSON()

  • SERVER-49335 publish_packages should use barque API key

  • WT-5119 Birthmark records can be read as normal updates if reads race with checkpoints

  • WT-5150 LAS sweep is not removing the entries that are no longer required

  • WT-5196 Data mismatch failures with test/checkpoint after enabling LAS sweep

  • WT-5376 WT_UPDATE.type field can race with visibility checks when returning key/value pairs

  • WT-5587 Limit how many checkpoints are dropped by a subsequent checkpoint

SERVER-46834 Use monotonic time in UserCacheInvalidator

  • SERVER-29153 Make sure replica set nodes agree on which node is primary before doing writes in ShardingTest initialization

  • SERVER-33597 Make allow_partial_results.js, return_partial_shards_down.js start shards as replica sets

  • SERVER-44130 Flip order of assert.lte arguments in logical_time_metadata.js

  • SERVER-45770 Add to information contained in logfile about "moveChunk.to"

  • SERVER-46466 Race with findAndModify retryable write and session migration

  • SERVER-35050 Don't abort collection clone due to negative document count

  • SERVER-35437 Wait for secondary state after stepdown command in multi_rs.js

  • SERVER-45178 Rollback via refetch can cause rollback to happen successfully w/o updating the rollback id.

  • SERVER-32903 Ambiguous field name error should be ignored during initial sync

  • SERVER-45363 Issue with mongodb text indexes and weights when using wildcard specifier

SERVER-45418 DocumentSourceCursor batching memory accounting does not account for empty documents, leads to unbounded memory use for count-like aggregates

SERVER-45289 Conditional jump or move depends on uninitialised value(s) in validate_adaptor.cpp

  • SERVER-34199 "timing" section of serverStatus can have large impact on ftdc retention

  • SERVER-46024 Collect /proc/vmstat swap statistics in FTDC

  • SERVER-45713 Run rhel7 push and publish tasks on large rhel70 distro

  • SERVER-45732 Filter flags from net-snmp-config invocation more aggressively

  • SERVER-46983 Upload repobuilding packages to correct URL

  • SERVER-46996 all push/publish_packages tasks should run on small hosts

  • SERVER-30739 config_server_checks.js should assert if initial replSetConfig fails

  • SERVER-37148 Remove mr_shard_version.js and mr_during_migrate.js in favor of MR FSM test

  • SERVER-38119 Windows dump file naming does not account for dots in directory names

  • SERVER-40047 Test for blocking queue should not test for non-guaranteed condition

  • SERVER-40305 Add diagnostic logging to max_time_ms.js

  • SERVER-42278 Log SockAddrs produced during LDAP connection establishment with manually derived sizes

  • SERVER-42525 Single-node replica sets shouldn't wait for electable caught up secondaries during shutdown

  • SERVER-43349 Incorrect serialization for $elemMatch $not $ne

  • SERVER-44325 Add polyfill for certificate chain verification

  • SERVER-44435 Allow x509 authorization to be selectively enabled based on the CA

  • SERVER-44868 Initialsync logkeeper and logkeeper-short tests should pass snapshot id and dataset link respectively to dsi(sys-perf)

  • SERVER-45156 SockAddr constructor should take sockaddr, not sockaddr_storage

  • SERVER-45472 Ensure RoleGraph can serialize authentication restrictions to BSON

  • SERVER-45766 Remove "requires" from the server yaml

  • SERVER-45867 Use latest version of signal processing

  • SERVER-45935 [3.6] WT error handler incorrectly prints "An unsupported journal format detected"

  • SERVER-46082 Use bin/analysis.py for performance projects

  • SERVER-46174 Free peer certificate in SSL_get0_verified_chain polyfill

  • SERVER-46754 Use new repobuilder service

  • SERVER-46766 Teardown clusters after every perf run

  • SERVER-46899 Fix tcmallocReleaseRate parameter in 4.0 and 3.6

  • SERVER-47063 Upgrade static OpenSSL to 1.1.1e

  • SERVER-47232 Ensure availability of Python ldap libraries

  • SERVER-34876 initial_sync_with_write_load.js needs to await initial sync completion before reading oplog

  • SERVER-45396 fix the "me" field in isMaster responses when using splithorizon

SERVER-42565 Aggregations and find commands sort missing fields differently

  • SERVER-42756 $multiply operator may return with or w/o an error depending on whether pipeline optimisation is enabled

  • SERVER-43764 Add more testing for special values in DoubleDoubleSummation

  • SERVER-44174 $push and $addToSet should restrict memory usage

  • SERVER-44733 Change stream should throw ChangeStreamFatalError if a single shard cannot be targeted for updateLookup

  • SERVER-44869 Add query knob to control memory limit for $push and $addToSet

SERVER-44796 Adjust nojournal startup warning to be more compelling

  • SERVER-37772 Platform Support: Add Community & Enterprise RHEL 8 x64

  • SERVER-44641 Platform Support: Remove Enterprise RHEL 7 zSeries and SLES 12 zSeries from 3.6

  • SERVER-34844 Relax expectations in apply_batches_totalMillis

  • SERVER-35099 Increase wtimeout in get_last_error.js even more

  • SERVER-35382 _isSelf command needs to be marked requiresAuth false

  • SERVER-38002 Upgrade Pcre to at least 8.42

  • SERVER-39131 Refactor storage engine lock file support

  • SERVER-42697 Expose tcmalloc_release_rate via setParameter

  • SERVER-43210 jstests/sharding/kill_sessions.js doesn't wait for operation to be killed.

  • SERVER-43246 Add a log line for when a cursor is reaped due to logical session cleanup

  • SERVER-44568 Update the embedded version of the server's timezone data file to tzdb-2019c

  • SERVER-44828 Correct logic to re-compute dependencies after absorbing a $sort into query layer

  • SERVER-45104 [v3.6] Fix spill_to_disk.js

  • SERVER-45372 Blacklist versions without majority read concern for change_streams_update_lookup_shard_metadata_missing.js

  • WT-4636 Fix strace in syscall test

  • WT-5042 Reduce configuration parsing overhead from checkpoints

  • WT-5120 Checkpoint hangs when reconciliation doesn't release the eviction generation

  • WT-5135 Change lookaside file inserts to use cursor.insert

  • WT-5218 Improve eviction to differentiate between clean and dirty pages with WT_CACHE_EVICT_NOKEEP readgen

  • WT-5239 Fix syscall failure about metadata file open

  • WT-5247 Ensure that only idempotent modify operations are logged

  • WT-5277 Cursor key out-of-order detected in the lookaside file

  • WT-5297 syscall.py fail on mongodb-4.0

SERVER-44320 Allow zoned sharding commands to be authorized via actiontypes

SERVER-42914 Implement random chunk selection policy for balancer for use in concurrency_*_with_balancer workloads

  • SERVER-43193 Always disable document validation on secondaries

  • SERVER-44675 server_status_metrics.js fails due to racy repl.buffer.count metric in serverStatus

SERVER-44571 Documents involved in SERVER-44050 corruption scenario cannot be updated or deleted after upgrade

SERVER-44584 (3.6) Rewriting updates as modifications incorrectly considers logging state

  • SERVER-37769 Platform Support: Add Community & Enterprise SLES 15 x64

  • SERVER-44392 Platform Support: Remove zSeries ubuntu 16.04

  • SERVER-10456 get cursor logic used to find docs to clone (in migration) is not same as in removeRange

  • SERVER-34760 Retries of _configsvrShardCollection may not send setShardVersion to primary shard

  • SERVER-36159 Log whenever the gossiped config server opTime term changes

  • SERVER-36222 call to ReplSetTest.restart in shard_identity_rollback.js is racy

  • SERVER-36315 After stepdown the CSRS dist lock manager keeps trying to unlock locks

  • SERVER-38205 Optimize splitVector for the jumbo-chunk case

  • SERVER-42783 Migrations don't wait for majority replication of cloned documents if there are no transfer mods

  • SERVER-42793 Autosplit size tracker random initial value is too low

  • SERVER-44182 Blacklist major_version_check.js from sharding_last_stable suite in 3.6

  • SERVER-37846 writeConcern can be satisfied with an arbiter if the write was committed

  • SERVER-38685 Startup warning if In-Memory SE is used and writeConcernMajorityJournalDefault is true

  • SERVER-38994 Step down on SIGTERM

  • SERVER-39310 Check canServeReadsFor in getMores

  • SERVER-40335 Don't wait for election handoff in ReplSetTest.stopSet()

  • SERVER-40355 rs.config that contains an _id greater than the number of nodes will crash

  • SERVER-42155 Indicate term mismatches when readConcern times out

  • SERVER-43109 Explicitly state nodes in awaitReplication in do_not_advance_commit_point_beyond_last_applied_term.js

  • SERVER-43673 Blacklist toggle_feature_compatibility.js from backup_restore.js on 3.6

  • SERVER-43708 Wait for nodes to become secondary in last_vote.js and slave_delay_clean_shutdown.js

  • SERVER-39019 $elemMatch $ne serialization is incorrect, doesn't roundtrip

  • SERVER-40382 Add a serverStatus metric to report plan cache memory consumption

  • SERVER-41863 Make sleep command check that server clock has advanced before returning

  • SERVER-43074 Do not use a global variable to encode 'multikeyPath' information when writing out catalog documents

  • SERVER-43699 Find $mod can result in UB

SERVER-43034 Special values handling is inconsistent in DoubleDoubleSummation

  • SERVER-42441 renameCollectionForApplyOps should always rename the target out of the way if it exists

  • SERVER-42652 Fix issue with rename collection

  • SERVER-43908 Modify IndexConsistency hash-map keys to avoid hitting an invariant on duplicate index keys in KeyString form for different indexes

  • SERVER-44188 [4.0] validate_tests should remove index entries by RecordId obtained from the cursor

  • SERVER-35271 4.0 rc0 upgrade from 3.6.5 logs "unsupported WiredTiger file version" error

  • SERVER-39004 Introduce a quota mechanism for the overflow file

  • SERVER-40575 Improve error message when starting MongoDB 3.6 on unclean shutdown of MongoDB 4.0

  • SERVER-28604 Log when a cursor is reaped for exceeding the timeout

  • SERVER-40537 Log error code 261 for TooManyLogicalSessions to the mongodb.log

  • SERVER-42257 Add new shell startup banner

  • SERVER-43081 validate should report when an index's 'multikeyPaths' are set but the 'multikey' flag is false

  • SERVER-43350 The server crashes when trying to join collections ($ lookup with pipeline).

SERVER-42911 Rebuild mongodb by building.md and failed to build due to ModuleNotFoundError: No module named 'Cheetah' with MSVC on windows

  • SERVER-25025 Improve startup time when there are tens of thousands of collections/indexes on WiredTiger

  • SERVER-42075 Add DSI module to perf.yml

  • SERVER-42178 Disable Split Horizon HOSTALIAS testing on SLES

  • SERVER-42706 Test seeding secondary without sessions or transactions table

  • SERVER-42866 Trigger a logical session cache refresh on all shards in the ShardedCluster test fixture before running test

  • SERVER-42953 ttl_repl_secondary_disabled.js should prevent elections

  • SERVER-43151 Error in aggregation assertion at value.cpp:1368

  • SERVER-43240 Add DSI and mongo-perf modules to MMAP build variants in v4.0 mongo

  • SERVER-43634 Report different errors for missing scons and fail to import scons

  • SERVER-43922 ldap_authz_lib.js uses runNonMongoProgram on 3.6

  • SERVER-44064 Perform explicit cast on MessageCompressorManager parameter

  • SERVER-44183 Failure to listen on an asio socket should be fatal

  • SERVER-44184 De-duplicate resolved addresses on v3.6

  • SERVER-44312 Specify evergreen auth in performance tests for signal processing

  • WT-4869 Stop adding cache pressure when eviction is falling behind

  • WT-4881 Soften the restrictions on re-entering reconciliation

  • WT-4893 Fix a race between internal page child-page eviction checks and cursors in the tree

  • WT-4898 Don't allow the eviction server to reconcile if it's busy

  • WT-4956 Handle the case where 4 billion updates are made to a page without eviction

  • WT-4957 Revert part of a change about when pages are queued for urgent eviction

  • WT-5050 Assertion failure during urgent eviction of metadata page

  • SERVER-26531 jumbo flag in chunk can be cleared when the shard that owns it donates a chunk

  • SERVER-36394 mongos should reset chunk size tracking information when autosplit = false or splitvector returns too few split points

  • SERVER-36443 Long-running queries should not cause a build-up of unused ChunkManager objects

  • SERVER-36469 shard_kill_and_pooling isn't querying the shard it's supposed to

  • SERVER-41859 logical_time_metadata.js shouldn't assume lastApplied opTime equals $clusterTime

  • SERVER-41867 CatalogCache::_scheduleDatabaseRefresh/_scheduleCollectionRefresh can try to grab _mutex it already owns

  • SERVER-41869 Reverse mutex acquisition order in CatalogCache::_scheduleCollectionRefresh

  • SERVER-42793 Autosplit size tracker random initial value is too low

  • SERVER-38659 Race condition in IsMasterIsFalseDuringStepdown unittest

  • SERVER-40336 ReplicationCoordinatorImpl::_random isn't robust to replica set members being started at the same time

  • SERVER-41036 Make ReadWriteAbility::_canAcceptNonLocalWrites AtomicWord<bool> to prevent torn reads.

  • SERVER-42055 Only acquire a collection IX lock to write the lastVote document

  • SERVER-40134 Distinct command against a view can return incorrect results when the distinct path is multikey

  • SERVER-41065 Make agg evaluate() thread safe by passing 'Variables' as a parameter

  • SERVER-41829 findAndModify ignores filter expressions that are not objects

  • SERVER-41913 Avoid in-place modify operations for logged collections

SERVER-36099 FTDC for mongos is unworkably large for large installations

  • SERVER-36043 systemd unit for mongod starts before multi.user target

  • SERVER-40563 Our init scripts check /proc/[pid]/stat should validate that (${procname}) is the process' command name.

  • SERVER-41424 scons should fail early if invoked with wrong Python interpreter

  • SERVER-41443 Update Enterprise License

  • SERVER-41743 Update MSI inclusions for 3.6

  • SERVER-42089 Platform Support: Remove Enterprise RHEL 6.7 zSeries from 3.4 and 3.6

  • SERVER-42109 Add Ubuntu 14.04 to v3.6

  • SERVER-42233 Bump Windows package dependencies

  • SERVER-42603 Recent service file change may cause cyclic dependencies

  • SERVER-26626 In external_auth_WT JSTests, ensure that Saslauthd has fully started before continuing test

  • SERVER-35067 Blacklist explain2.js from retryable writes jscore stepdown suite

  • SERVER-37984 Upgrade yaml-cpp >= 0.6.0

  • SERVER-38141 Incorrect usage of MONGO_CONFIG_HAS_SSL_SET_ECDH_AUTO prevents enabling of elliptic curve auto negotiation

  • SERVER-39642 Decrement egress counter when scoped connection not returned to the pool

  • SERVER-40156 Initial implementation of Split Horizon

  • SERVER-40643 Add tests for replSetConfig and replSetInitiate with Split Horizon

  • SERVER-40645 Add tests for SNI/TLS behavior of Split Horizon

  • SERVER-40923 Remove npm test command from "run jstestfuzz" Evergreen function

  • SERVER-40924 Add Evergreen task to sanity check fuzzer can parse JavaScript tests

  • SERVER-41004 killSessions command can return CursorNotFound error for successful kill

  • SERVER-41016 Calculate deltas for updates to large documents

  • SERVER-41075 Remove 'mongo/repl/replication_coordinator.h' from op-context inclusion path

  • SERVER-41148 FTDC is calling boost::filesystem without passing an error_code parameter

  • SERVER-41184 Add metrics to indicate the amount of sharded updates done with only _id in query

  • SERVER-41349 Add a log statement for slow dns resolution

  • SERVER-41401 patch_files.txt doesn't distinguish between enterprise and community files

  • SERVER-41442 Fix second race in umask.js

  • SERVER-41546 SysV init scripts should verify PIDfile exists instead of failing

  • SERVER-41624 Fix Split Horizons on Legacy Transport in v3.6

  • SERVER-41680 Propagate ${branch_name} Evergreen expansion to fuzzer invocation

  • SERVER-41753 Fix indexc.js to not depend on the clock always moving forward

  • SERVER-41789 sys-perf: Use bootstrap.overrides in bootstrap.yml config file

  • SERVER-41833 Update README license text

  • SERVER-41967 Symlink /data to Z instead of C

  • SERVER-42178 Disable Split Horizon HOSTALIAS testing on SLES

  • SERVER-42228 LoggerRuntimeConfigError exceptions can lead to background dbhash thread running until Evergreen task times out

  • WT-4352 Resolve birthmarks during eviction in more cases

  • WT-4421 Add a way to calculate modify operations

  • WT-4693 WT_CONNECTION::reconfigure should not require quiescence when downgraded

  • WT-4706 Add a statistic to track the lookaside table size

  • WT-4750 Sweep can remove active lookaside records when files are closed and re-opened

  • WT-4759 Save a copy when an old overflow value is discarded

  • WT-4768 Inconsistent data with lookaside eviction followed by sweep

  • WT-4769 Don't discard active history for empty pages

  • WT-4776 Modify operations should be equivalent to updates

  • WT-4794 Mark lookaside history resolved in all paths

  • WT-4803 Implement file_max configuration for Cache Overflow mechanism

  • WT-4823 Add check for uninitialised lookaside resources

  • WT-4848 Fix perf regression when calculating differences

  • SERVER-36004 SessionUpdateTracker should ignore no-op entries for pre/post image oplogs

  • SERVER-36457 mongos_rs_shard_failure_tolerance.js test should assert that the movePrimary command succeeds

  • SERVER-39420 Remove in-memory boolean to indicate config.server.sessions collection set up

  • SERVER-40136 The background key generator can remain disabled on FCV upgrade after a downgrade

  • SERVER-35636 Renaming collection for applyOps needs to check completeness of target namespace

  • SERVER-37065 Report ismaster:false in isMaster command response immediately upon learning of a new term

  • SERVER-39831 Never update commit point beyond last applied if learned from sync source

  • SERVER-40628 Initial sync could fail under replsetprio1.js settings

  • SERVER-40788 Improve logging around replication catchup

  • SERVER-40977 mmapv1 and ephemeralForTest variants should exclude tests with requires_majority_read_concern tag

  • SERVER-41081 do_not_advance_commit_point_beyond_last_applied_term.js must wait for Node E to reach stopReplProducerOnDocument failpoint

  • SERVER-41247 do_not_advance_commit_point_beyond_last_applied_term.js must not run with periodic noop writer on

  • SERVER-41342 read_committed_stale_history.js must perform continuous writes to ensure majority commit point propagates to secondary

  • SERVER-16571 Use Actual Memory Constraint vs. Total System Memory When They Differ

  • SERVER-30356 Improve error reporting for validation

  • SERVER-41213 Unique background index builds may produce inconsistent keys

  • SERVER-39820 Add the client IP address to the successful authentication log message

  • SERVER-40866 Use JSON.stringify() to serialize string in tojson()

  • SERVER-37382 printShardingStatus.js races with ShardingUptimeReporter thread

  • SERVER-38984 Attach IDs to users

  • SERVER-39746 System-Performance: Write project in runtime.yml

  • SERVER-40052 Shutdown in mongos can trigger BatchWriteOp invariant

  • SERVER-40165 generate wtimeout deadlines with the precise clock

  • SERVER-40514 Race between BufferedHandler.close() and BufferedHandler.flush() leads to resmoke.py hanging with --log=buildlogger

  • SERVER-40922 Add npm install command to "run jstestfuzz" Evergreen function

  • SERVER-40932 Increase timeout for shutting down the ServiceExecutor

  • SERVER-41088 Propagate Evergreen order field to Cedar for system perf

  • SERVER-41103 Fix fuzzer task invocations

  • SERVER-41169 Most powercycle testing for Linux was removed from Evergreen

  • TOOLS-2068 mongodump oplog delay

  • SERVER-35219 Regain MongoDB balancer performance with sessions

  • SERVER-39847 Migrating session info can trigger fassert when destination shard has transaction history truncated by oplog

  • SERVER-39932 SessionRuntimeInfo memory is not being released

  • SERVER-37255 replSetReconfig with concurrent election can trigger invariant

  • SERVER-38722 CollectionCloner should handle QueryPlanKilled on collection drop

  • SERVER-39490 opWriteConcernCounters can cause undefined behavior due to overflow

  • SERVER-39641 Blacklist max_time_ms.js from read concern linearizable passthrough

  • SERVER-39758 double_rollback.js should reliably wait for node 0 to complete rollback

  • SERVER-40039 Increase assert.soon timeout in initial_sync_invalid_index_spec.js

SERVER-38764 External sorter should use 64-bit integers for file offsets

  • SERVER-39394 Views collation check should traverse through nested $lookup pipelines

  • SERVER-39487 Aggregation operator $sqrt output for NumberDecimal is the same as $exp

  • SERVER-17010 Reduce file handle usage in File based Sorter

  • SERVER-39773 decrease number of updates in rollback_wt_cache_full.js

  • SERVER-37722 Quiet mode does not suppress connection end events

  • SERVER-40131 Incorrect format string in Windows stacktrace generator.

  • SERVER-40259 Include third party notices for ASIO and variant

SERVER-36622 Package tests fail for newer Ubuntu

TOOLS-2229 Mongofiles deletes chunks of existing file when failing to put_id with existing _id

  • SERVER-36231 Mongos write path doesn't look for retryable write concern errors

  • SERVER-36437 The dbstats command should lock the database in MODE_IS instead of MODE_S

  • SERVER-36750 blacklist memory.js on ppc64le in memory variants

  • SERVER-37620 Improve watchdog_test reliability

  • SERVER-38644 Guard against ephemeral files disappearing during umask test

  • SERVER-38697 Powercycle kill by PID might try to kill the wrong process

  • SERVER-38789 Accept connection failure on Windows in ssl_alert_reporting.js

  • SERVER-39056 Further refine readWriteAnyDatabase

  • SERVER-39058 Synchronize user set modification in AuthorizationSession with Client

  • SERVER-39822 Improve watchdog_test.exe test reliability

  • SERVER-40063 jstestfuzz_sharded_continuous_stepdown.yml is running with a 1-node CSRS on the 3.6 branch

  • SERVER-40076 Tag JavaScript tests with the reason they're unable to run in Atlas

  • WT-4324 Ensure checkpoints rewrite pages with data in the future

  • WT-4615 Sync backup file before returning backup cursor

SERVER-36606 Remove size limits on BSON audit events

  • SERVER-9043 Link flushRouterConfig on the config server and shards

  • SERVER-31156 Admin command to update the chunk metadata for only one collection

  • SERVER-36863 query_config.js assumes that config.mongos is always present

  • SERVER-36901 sh.status() "Last reported error:" is actually 5th Latest error message

  • SERVER-37339 Sharding state is set to initialized on Grid before sharding components are fully initialized

  • SERVER-37624 Sessions never expire when you change value of localLogicalSessionTimeoutMinutes

  • SERVER-38192 Ignore duplicate key error from refreshLogicalSessionCacheNow

  • SERVER-38344 Early release of distributed database locks during initial collection sharding results in migration/split failures

  • SERVER-38387 agg_out.js concurrency workload always fails to shard the output collection

  • SERVER-38784 Blacklist verify_sessions_expiration_sharded.js from the sharding_last_stable_mongos_and_mixed_shards suite.

  • SERVER-39030 Wrong info logged by splitVector

  • SERVER-32146 Log slow oplog entry application

  • SERVER-35608 Invariant that term from lastAppliedOptime is never greater than our current term

  • SERVER-37274 commands_that_accept_wc tests can give secondaries priority zero

  • SERVER-37910 Create new serverStatus metric for number of operations applied on a secondary that's incremented at batch boundaries

  • SERVER-37915 Replication doesn't update opsCounterRepl command on secondaries

  • SERVER-38200 Fix ./jstests/replsets/initial_sync_oplog_hole.js to prevent using stale heartbeat info in the test.

  • SERVER-38647 backup_restore_rolling.js can fail due to stepdown

  • SERVER-38998 Create serverStatus metrics for readConcern and writeConcern

  • SERVER-39142 ServerWriteConcernMetrics must lock _mutex before modifying members

  • SERVER-39267 Guard opWriteConcernCounters behind flag

  • SERVER-39286 server_write_concern_metrics.js must use requires_journaling tag

  • SERVER-38275 Handle explains without namespaces

  • SERVER-39472 Backport changes to apply_ops_concurrent_non_atomic.js to account for HMAC key inserts in 3.6 and 4.0.

  • SERVER-31098 Wrong ns in system.profile for aggregation query

  • SERVER-39109 mongod crash: Invariant failure !_exec src/mongo/db/pipeline/document_source_cursor.cpp 295

  • SERVER-39166 $graphLookup should force a pipeline to split in sharded cluster

  • SERVER-39322 Backport timelib fix for incorrect snprintf invocation with static buffer

  • SERVER-35732 Hyphenated database names do not work with dbStats.fsUsedSize / TotalSize

  • SERVER-38779 Build a mechanism to periodically cleanup old WT sessions from session cache

  • SERVER-38801 Cope with large BSON blobs in queryable's listDirectory call.

SERVER-37155 Improve the LDAP server logging

  • SERVER-33958 When using thin archives the --cache=nolinked mode should push thin archives to the cache

  • SERVER-38416 Upgrade static OpenSSL to 1.1.1a

  • SERVER-39483 Stripped binaries and .debug files should not be cached

  • SERVER-31755 Raise intermediate $lookup document size to 100MB, and make it configurable

  • SERVER-35620 downloaded file integrity: use shasum instead of python script

  • SERVER-38748 Background indexes created through applyOps should run on the command thread

  • SERVER-38954 Increase query execution time for the test case in max_time_ms.js that expects it to hit the time limit

  • SERVER-39009 Make bulldlogger credentials location configurable via environment variable

  • SERVER-39031 Make SCons default --jobs to CPU count

  • SERVER-39331 Remove StressTest from network_interface_asio_integration_test

  • TOOLS-1906 Ignore mongorestore error "x509 certificate routines:X509_STORE_add_cert:cert already in hash table"

  • TOOLS-2158 mongodump failing on Windows with "error opening system CA store: Access is denied."

  • TOOLS-2167 Add CGO flags for building on Windows

  • TOOLS-2168 Add CGO flags for building on MacOS

  • TOOLS-2210 Build with tools with Address Space Layout Randomised (ASLR) flags enabled

  • WT-4483 Improve caching of small updates to large values

  • SERVER-35212 URI connection does not default to admin database when no authSource is specified

  • SERVER-37687 Capture libldap ErrorString in bind failure

  • SERVER-36965 Ensure setUp writes in safe_secondary_reads_single_migration_suspend_range_deletion.js get propagated to the shard secondary

  • SERVER-37051 ShardServerCatalogCacheLoader does not check the internal term after reading from the task queue

  • SERVER-37080 Implement tuneable batch size for chunk migrations

  • SERVER-37511 Logical session reaper and refresh threads should set up sessions collection immediately

  • SERVER-37616 Implement tuneable batch size for the rangedeleter

  • SERVER-37902 recovering_slaveok.js should assert all writes it makes succeed

  • SERVER-37932 Remove erroneous part of coll_epoch_test1.js that attempts to test something that shouldn't work, but due to a bug in the test, the test passes

  • SERVER-38050 The range deleter doesn't validate it is still operating on the same collection after the deletion loop

  • SERVER-38062 Add assert.commandWorked() to commands in read_pref_cmd.js

  • SERVER-38196 Coverity analysis defect 105128: Unchecked return value

  • SERVER-38371 Session catalog migration will skip later sessions if a different earlier session encounters new transaction

  • SERVER-37500 Blacklist geo_s2ordering from replica_sets_kill_primary_jscore_passthrough suite

  • SERVER-37557 Add startup warning about enableMajorityReadConcern and usage of arbiters

  • SERVER-37935 Remove read concern "majority" overrides for change streams test suites

  • SERVER-38024 initial_sync_oplog_hole test should be tagged as requiring document locking

  • SERVER-38476 Increase timeout for clean_shutdown_oplog_state.js, again

  • SERVER-35455 QueryPlannerAccess should hold owned pointers by unique_ptr rather than raw pointer

  • SERVER-37385 Change max_time_ms.js to tolerate 'Interrupted' error codes

  • SERVER-38070 Infinite loop in aggregation expression

  • SERVER-38164 $or pushdown optimization does not correctly handle $not within an $elemMatch

  • SERVER-38601 Add regression test for memory leak during planning

  • SERVER-37182 Different values when referencing whole object vs. a field of that object after $arrayToObject

  • SERVER-37200 $match stage following $listSessions not working against mongos

  • SERVER-37750 Optimized $sample stage does not yield

  • SERVER-38843 Mapreduce should not create collections with duplicate IDs

  • SERVER-31508 native_sleep used by JavaScript should be interruptable

  • SERVER-35061 Javascript sleep should always emit an error when interrupted

  • SERVER-29825 Do not allow rename from unreplicated to replicated DB or vice-versa

  • SERVER-36873 ReplicationCoordinatorExternalStateImpl::shutdown() must not hold _threadMutex while waiting for _taskExecutor

  • SERVER-36968 Rebuild interrupted indexes before checking AuthZN index presence

  • SERVER-37408 Add afterClusterTime to initial sync collection scans

  • SERVER-37524 In-Memory Storage Engine With Storage Watchdog Crashes The Server

  • SERVER-37862 Reduce update ops in initial_sync_wt_cache_full.js

  • SERVER-37930 Add test coverage for createIndexes inside nested applyOps

  • SERVER-37931 lock_stats_suboperation_logs.js should ignore noise lock stats

  • SERVER-38434 queryableBackupMode and wiredTigerEngineConfigString flags are incompatible

  • SERVER-38498 decrease number of updates in rollback_wt_cache_full.js

  • SERVER-33469 Make syslog log lines consistent with mongod log lines

  • SERVER-35485 Mongo Shell does not accept compressors connection string argument

  • SERVER-36977 Initial mongod.log is created using umask vs mode 600

  • SERVER-35936 MongoDB Community Windows installer fails to install Compass

  • SERVER-38421 Requirement on cryptography should reflect what is in the toolchain

  • SERVER-38726 Add stable toolchain variables files

  • TOOLS-1709 Set build version and git revision using -ldflags

  • TOOLS-2149 Configure build outside Evergreen

  • SERVER-32424 Use WiredTiger cursor caching

  • SERVER-34770 Retry on JavaScript execution interruptions in stepdown suites

  • SERVER-35768 gssapiServiceName URL parameter does not work

  • SERVER-36060 Make unit tests build cleanly on clang-6

  • SERVER-36817 replSetFreeze command run by stepdown thread may fail when server is already primary

  • SERVER-37120 Turn off linux-replSet-initialsync-logkeeper Build Variant for 3.4 and 3.6 branches

  • SERVER-37241 Add testing to verify proper expiration of sessions in the sessions collection

  • SERVER-37289 Use authenticated client to run the refreshLogicalSessionCacheNow command in resmoke sharded cluster fixture

  • SERVER-37391 plan_cache_index_create.js should wait for index build start, rather than just createIndexes command start

  • SERVER-37490 Increase the ConnectTimeout for powercycle

  • SERVER-37562 Reduce all IX locks to IS locks in SessionsCollectionRS

  • SERVER-37678 Update linter to enforce SSPL in header files

  • SERVER-37913 coll_epoch_test1.js does not wait for the config server to replicate after dropping collections.

  • SERVER-37916 Make legacy transport layer Sockets log hostnames in TLS version negotiations

  • SERVER-38055 Mongod servers started through the shell do not respect TestData.enableMajorityReadConcern

  • SERVER-38159 Blacklist umask nopassthrough test on mmapv1

  • SERVER-38178 Buffer Overflow in data_builder.h when using terminated StringDatas

  • SERVER-38230 Put secondary_reads_passthrough task in the right build variants

  • SERVER-38303 Temporarily handle ipv6 failures due to s390x machine without ipv6 enabled

  • SERVER-38390 Set requiresAuth to false for certain commands

  • SERVER-38415 checkLog.containsWithCount does not reset count before each loop of assert.soon

  • SERVER-38616 LDAPArrayIterator behaves incorrectly when initialized with an empty array

  • TOOLS-1566 Should not include "ssl" tag for Linux 64 build

  • TOOLS-1742 import cycle between util and testutil

  • TOOLS-1996 Allow building tools from inside an ordinary GOPATH

  • TOOLS-2099 Tools jstests failing on replica set shutdown

  • TOOLS-2155 Set version/git-commit via ldflags in Evergreen and Server Evergreen

  • TOOLS-2157 Update server vendoring

  • WT-4333 WiredTiger cursor cache doesn't handle all possible locked handle states

  • WT-4340 The cursor caching layer can incorrectly release too many handle locks