4.4 Changelog
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- 4.4.26 Changelog
- 4.4.25 Changelog
- 4.4.24 Changelog
- 4.4.23 Changelog
- 4.4.22 Changelog
- 4.4.21 Changelog
- 4.4.20 Changelog
- 4.4.19 Changelog
- 4.4.18 Changelog
- 4.4.17 Changelog
- 4.4.16 Changelog
- 4.4.15 Changelog
- 4.4.14 Changelog
- 4.4.13 Changelog
- 4.4.12 Changelog
- 4.4.11 Changelog
- 4.4.10 Changelog
- 4.4.9 Changelog
- 4.4.8 Changelog
- 4.4.7 Changelog
- 4.4.6 Changelog
- 4.4.5 Changelog
- 4.4.4 Changelog
- 4.4.3 Changelog
- 4.4.2 Changelog
- 4.4.1 Changelog
4.4.26 Changelog
Sharding
SERVER-50792 Return more useful errors when a shard key index can't be found for shardCollection/refineCollectionShardKey
SERVER-76056 countDocsDeletedOnDonor name is misleading
SERVER-80236 Race in migration source registration and capturing writes for xferMods for deletes
Internals
SERVER-63493 update-shard-key tests failing due to transaction lock timeouts
SERVER-71053 Fix dataSize can be negative and incorrect on rollback
SERVER-72532 CommandNotFound: no such command: 'shardVersion'
SERVER-73470 Log index inconsistencies detected by queries in the health log
SERVER-73497 Create an interface for the HealthLog
SERVER-74303 Add a sizeStorer call to the onRollback handler for dataSize and numRecords changes
SERVER-76341 Add range deletion throughput statistic
SERVER-78384 mongos should allow --port 0
SERVER-78687 Set up copybara syncing between 10gen/mongo and 10gen/mongo-copybara
SERVER-79471 Mirrored reads should include databaseVersion in addition to shardVersion
SERVER-79926 Investigate OCSP failure possibilities
SERVER-80021 Make $convert round-trip correctly between double and string
SERVER-80157 ExclusionProjectionExecutor forces Document cache to load excluded fields
SERVER-81106 Recipient shard doesn't wait for the collection version to be locally persisted before starting the cloning phase
SERVER-81202 Use host environment when signing
SERVER-81242 [v4.4] Improving interoperability between flushRouterConfig and CatalogCache refreshes
SERVER-81320 Update benchmarks_orphaned and benchmarks_sharding on v4.4
SERVER-81431 Add canaries_only task to older mongo branches
SERVER-81904 Address test-only issue in UpdateChunkMapRandom unit test
SERVER-81949 Sync from 10gen/mongo to mongodb/mongo on v4.4 with copybara
SERVER-81966 Avoid modification of previous ChunkMap instances during refresh
SERVER-81985 FlushRoutingTableCacheUpdates command should not be allowed on databases
SERVER-82043 Enhancement of Commit Message Validation for 10gen/mongo Commits
SERVER-82325 Config server could invariant during balancer round
SERVER-82391 [v4.4] Only allow github Apps Copybara Syncer: 10gen-to-Mongodb to syncs new commits to mongodb/mongo
SERVER-82449 [v4.4] Optimize copybara sync behavior for specific no-change scenarios
SERVER-82825 Stop copybara service to sync
WT-7492 Ignore the evict drain wait msg in stdout.txt for test_cursor_random
WT-10380 Fix expected warning output in test_cursor_random: Eviction took more than 1 minute
WT-10424 cursor::search_near slow performance if many deleted items are present
WT-10432 Fix expected warning output for test_hs20 on macos
WT-11168 Remove the page image reuse logic
WT-11221 Python tests fails due to unexpected "Eviction took more than 1 minute" warning in standard output
WT-11584 Fix test_checkpoint_stats test
4.4.25 Changelog
Operations
SERVER-58534 Collect FCV in FTDC
SERVER-77610 Log session id associated with the backup cursor
Internals
SERVER-52452 Enable feature flag for Make taking self-managed backups in 4.4+ as safe as possible
SERVER-68132 Remove Feature Flag for PM-2076
SERVER-70973 Balancer should stop iterating collections when there are no more available shards
SERVER-71627 Refreshed cached collection route info will severely block all client request when a cluster with 1 million chunks
SERVER-73394 Remove misleading operationsBlockedByRefresh metrics
SERVER-75255 Remove all outdated entries from backports_required_for_multiversion_tests.yml
SERVER-78149 Implement the mongos fsync (lock : true) command
SERVER-78150 Implement the mongos fsyncUnlock command
SERVER-78151 Add fsyncLock status to the mongos currentOp command
SERVER-78153 Unlock the config server primary via the mongos fsyncUnlock command
SERVER-78156 Test the mongos fsync with lock command with distributed transactions
SERVER-78793 Add a timeout to the mongos FSync Lock Command
SERVER-78813 Commit point propagation fails indefinitely with exhaust cursors with null lastCommitted optime
SERVER-78987 Remove the free monitoring code from mongodb/mongo repo
SERVER-79025 Mongos Fsync with lock command should use mongos fsyncUnlock command
SERVER-79127 Error when $vectorSearch limit is <= 0
SERVER-79252 Add the system-perf bootstrap file to the task Files section
SERVER-79885 Oplog fetching getMore should not set null lastKnownCommittedOpTime if it is not using exhaust cursors
SERVER-80140 Use the $currentOp to verify that fsyncLockWorker threads are waiting for the lock
SERVER-80488 Avoid traversing routing table in balancer split chunk policy
SERVER-80491 Expose more granular metrics around balancing round
SERVER-80499 Fix use-after-free in planShardedSearch
SERVER-80544 Fix incorrect wait in runSearchCommandWithRetries
SERVER-80678 Remove an outdated test case
SERVER-80694 [v4.4] FCV gate null lastKnownCommittedOpTime behavior in oplog getMore
SERVER-80703 Avoid traversing routing table in MigrationDestinationManager
WT-8157 Fix format-abort-recovery-stress-test timeout condition
WT-8570 Do not increase oldest ID during recovery
WT-8614 Make format.sh more verbose for failure diagnosis
WT-8702 Limit oldest id to recovered checkpoint snapshot in recovery
WT-8709 RTS: Do not hold the oldest id of logged tables.
WT-8825 Fix test_checkpoint_snapshot05 expected value validation failure
WT-9248 Fix test_checkpoint_snapshot05 failure and convert python tests to use stats logic wait
WT-10449 Do not save update chain when there are no updates to be written to the history store
WT-10522 Fix a bug that leads to an unexpected aborted tombstone on update chain
WT-11374 Fix comparison of txnid to timestamp in row_modify (v5.0)
WT-11492 Assertion fires in test_checkpoint_snapshot05 on windows-64
4.4.24 Changelog
Internals
SERVER-50606 NetworkInterfaceTest needs to be more permissive with async op timeout
SERVER-54344 Interruptible's Atomic timer parameter is not typesafe
SERVER-58959 Fix and reenable Interruptible::WaitUntilDeadline test
SERVER-71335 Debug symbols of server binaries used by system_perf.yml are archived in S3
SERVER-76299 Report writeConflicts in serverStatus on secondaries
SERVER-77299 Pooled LDAP connections may reference out-of-scope memory after timeout
SERVER-77856 Provide Atlas with a way to choose a specific initial sync sync source
SERVER-78251 move_chunk_deferred_lookup.js can fail if mongos RSM is stale after stepup
SERVER-78676 Replace c-string constructor with fill constructor in CurrentOpExhaustCursorTestFixture::initTestCollection on v5.0
SERVER-78789 Distribute roles in metadata sizing test
SERVER-78828 LDAP host timing data can be inconsistent during sorting
SERVER-78888 Unschedule Mix js
SERVER-79022 Update ASIO's Git hash in README.third_party.md
SERVER-79261 Add logging to ping monitor
SERVER-79592 [v4.4, v5.0] Avoid server crash when using positional projection with collation
SERVER-79651 Only use two node replicasets in initial sync performance tests
WT-8539 Correct description for statistic for rolling back oldest pinned.
WT-10197 Track eviction timeline
WT-10911 Investigate and update eviction timeline metrics that are showing up incorrectly
WT-11031 Fix RTS to skip tables with no time window information in the checkpoint
WT-11312 Fix incorrect flag check for accurate force eviction stat
WT-11380 Temporarily disable compile-clang task on 5.0
4.4.23 Changelog
Sharding
SERVER-76948 Allow shard key fields to contain DBRefs
SERVER-78050 Chunk Migration Can Lose Data If Processing Deferred Modifications
SERVER-78414 Recipient shard in chunk migration can skip fetching changes to the migrated range, leading to lost writes
Query
SERVER-75922 Partial unique indexes created on MongoDB 4.0 can be missing index keys after upgrade to 4.2 and later, leading to uniqueness violations
Internals
SERVER-50402 Expose original assertion in change_streams_unsharded_update_resume.js
SERVER-73662 tlsClusterCAFile is not being used to validate client certificates on Windows
SERVER-73943 Pin code pages in memory in memory constrained systems
SERVER-74104 [v5.0] Disable journal flusher in validate_out_of_order.js
SERVER-74471 Prune existing tests to stabilize the signal from the change stream perf suite
SERVER-74806 Write size estimation logic does not account for runtime/let constants
SERVER-75392 Update rounding functions in S2 geometry library
SERVER-76006 break compile_dist_test into small chunks in a new kind of task group
SERVER-76179 "/var/run/mongodb/"mongod.pid" deleted on each Mongod shutdown
SERVER-76824 Do not run mr_single_reduce.js in stepdown suites
SERVER-76884 [v4.4] Chunk migration recovery can deadlock on stepup taking MigrationBlockingGuard (v4.4 only)
SERVER-77028 tlsClusterCAFile is not being used to validate client certificates on macOS
SERVER-77074 mongod termination process should always shutdown and join the CatalogCached's thread pool
SERVER-77298 Prevent fassert after killing opCtx as part of reconstructing prepared transactions after initial sync
SERVER-77356 [v4.4] Add ubuntu22 variants
SERVER-77383 ".msi.sha256" files have incorrect shasum
SERVER-77527 mongodbtoolchain/v3 stdlib unsafe against self-moves
SERVER-77534 Fix diff finder to handle deleted files correctly
SERVER-77602 [4.4] remove publish tasks for ubuntu22 variants
SERVER-77922 Add requires_collstats tag to rename.js on 4.4
SERVER-78116 [v4.4] Chunk migration still attempts to wait for replication with session checked out when getLastErrorDefaults are used in replica set config
SERVER-78126 For specific kinds of input, mongo::Value() always hashes to the same result on big-endian platforms
SERVER-78314 Create documentSourceWriterBatchBuffer server parameter
SERVER-78484 Preserve snapshot history in transactions_target_at_point_in_time.js on v4.4
WT-7401 Silent test/format failure in the long-test Evergreen task
WT-8601 Timestamps do not work with logged tables.
WT-8822 Disable logging in failing configs
WT-9721 Format stress tests generate cores even when successful
WT-10671 Reset statistics when retrying test in test_checkpoint04.py
WT-10900 Segmentation fault on unit-test-macos on macos-1100
WT-10909 Simplify new test_backup29.py more
WT-10920 Minor cleanup to test_backup29.py
WT-11036 Add test of incremental backup after files are closed by dhandle sweep
WT-11122 Disable FLCS scenario in the long-test task for 5.0
WT-11140 Update Python path for Windows variants
4.4.22 Changelog
Query
SERVER-48196 Upgrade the timelib to the latest to update the built-in timezone files to the latest
Internals
SERVER-57056 Syslog severity set incorrectly for INFO messages
SERVER-62053 Add retry for errors in AWS server-side conversation
SERVER-66009 Ban $search when running in update pipeline (stub process interface is present)
SERVER-71089 Run signing tasks on a single distro
SERVER-71249 Remove buildvariant task overrides for .publish tags
SERVER-72815 Extend serverstatus to track Document count and Duration for updateMany and deleteMany
SERVER-73007 CURL_OPT_SEEKFUNCTION not set for multi-pass authentication
SERVER-75010 Implement no-op planShardedSearch in 5.0
SERVER-75369 Fix the overflow of total possible enumeration count in LockstepOr enumeration strategy
SERVER-75404 Designate $searchSortValues as metadata field on v5.0
SERVER-75479 Use system python on macos for ssl tests
SERVER-75652 Migrate from notary client to garasign for push task
SERVER-76063 Update the getFreeMonitoringStatus command to always return state: disabled
SERVER-76274 Move microbenchmarks to their own task distro
SERVER-76378 Use estimated impersonation metadata size in calculating block chunks
SERVER-76498 Update push task to run on rhel8.7-small
SERVER-76599 Exclude jstests/sharding/balancer_collection_status.js from step-down suites
SERVER-76619 Add setParameter to enable libcurl's verbose logging
SERVER-76695 initial_sync_nodes_maintain_and_gossip_commit_point.js should wait longer for initial sync node to advance commit point
SERVER-76698 Disable Curl Connection Pooling for STS requests
SERVER-76699 Add configurable retry count in AWS IAM code
SERVER-76721 Robustify plan_cache_stats_shard_and_host.js to count plan cache entries only for specific plan cache key
WT-8689 Switch Evergreen zSeries builder to RHEL distro
WT-8981 Enable evergreen testing for RHEL8 on PPC
WT-10551 Incremental backup may omit modified blocks
WT-10932 Disable many-collection-test on release branches
4.4.21 Changelog
Sharding
SERVER-73877 Wait for shard to have a primary before doing a migration in prepare_transaction_then_migrate.js
Query
SERVER-48196 Upgrade the timelib to the latest to update the built-in timezone files to the latest
Internals
SERVER-57056 Syslog severity set incorrectly for INFO messages
SERVER-66927 Remove reference to silentFail from mongo repo
SERVER-73400 Use -large Evergreen distro for compiling on arm64 in sys-perf project
SERVER-75066 Check for parent directory before writing to SCons cache
SERVER-75172 Use unique collection name in partial_index_logical.js
SERVER-75261 "listCollections" command fails with BSONObjectTooLarge error
SERVER-75404 Designate $searchSortValues as metadata field on v5.0
SERVER-75561 Report and log more detailed information when validate encounters multikey inconsistencies
SERVER-75789 [v4.4] Require WT engine for read_ticket_exhaustion_with_stepdown test
SERVER-75795 Update aws_e2e_ec2.js for evergreen changes to AWS test identity
SERVER-76047 [v4.4] Fix prepare_transaction_then_migrate.js test
SERVER-76098 Allow queries with $search and non-simple collations
SERVER-76274 Move microbenchmarks to their own task distro
4.4.20 Changelog
Sharding
SERVER-48651 Avoid lock timeout errors in refine_collection_shard_key_basic.js
SERVER-62036 Failures in preCacheMongosRoutingInfo() will cause mongos to fail startup
SERVER-74124 Disallow sharding with wildcard shard key pattern
Internals
SERVER-51835 Mongos readPreferenceTags are not working as expected
SERVER-57065 access_collection_in_transaction_after_catalog_changes.js should expect the NoMatchingDocument error code when an index build is aborted
SERVER-59169 Use larger machines for large inMemory tests
SERVER-60485 Tasks which run on the MigrationUtilExecutor must not wait for shutdown to complete
SERVER-64031 serverStatus should not take PBWM lock
SERVER-68434 Equality to null can incorrectly use a cached partial ixscan which does not cover the predicate
SERVER-68594 Add vscode format/lint on save
SERVER-71307 Aggregations with $search should fail if the resolved collation is non-simple
SERVER-72194 oplog_rollover.js should wait for the durable timestamp to advance
SERVER-72519 Add arm and intel Microbenchmark test variants to Sys Perf
SERVER-72520 Decommission Microbenchmark performance tests that are running on CBI instances
SERVER-72542 fullValidate should not return a count of items
SERVER-73157 Move out_max_time_ms tests to serial_run suite
SERVER-73228 Remove active directory server from jstests/external_auth/ldap_mongos_health_checking.js
SERVER-73400 Use -large Evergreen distro for compiling on arm64 in sys-perf project
SERVER-73522 [4.4] Backport setProfilingFilterGlobally command
SERVER-74038 [Windows] Possible negative performance effects of SetProcessWorkingSetSize in SecureAllocator
SERVER-74045 Allow turning on diagnostic log messages for validate
SERVER-74131 Multiplanning together with subplanning causes server crash in mapReduce queries
SERVER-74137 [v5.0] Tag validate_out_of_order.js with requires_replication
SERVER-74156 Package plist files with macosx releases
SERVER-74287 create scons OOM retry tool
SERVER-74345 mongodb-org-server 4.4.19, 5.0.15, 6.0.5 not starting after upgrading from older version (Debian, RPM Packages)
SERVER-74386 Don’t reset recordPreImages on collMod [6.0 only]
SERVER-74431 [v4.4] Mark partial_index_logical.js as requires_fcv_44
SERVER-74631 Log index spec when validation detects index key inconsistencies
SERVER-74632 Log $collStats output when a collection fails validation
SERVER-74690 Change Atlas Real variants to use “2022-11” workload client
SERVER-74698 [v4.4] Tag validate_out_of_order.js with requires_wiredtiger
SERVER-74845 Create mechanism to ignore ignore fork option with systemd
SERVER-74895 Expect command errors in validation when querying $collStats, and improve the error message
SERVER-75172 Use unique collection name in partial_index_logical.js
SERVER-75205 Deadlock between stepdown and restoring locks after yielding when all read tickets exhausted
SERVER-75397 Make v5.0/v4.4 required variants run every other day
SERVER-75561 Report and log more detailed information when validate encounters multikey inconsistencies
SERVER-75789 Require WT engine for read_ticket_exhaustion_with_stepdown test
WT-8379 Do not disable eviction during shutdown
WT-8651 Allow checkpoint scrub during shutdown
WT-8652 Do not skip the final metadata checkpoint when shutdown configured with use_timestamp=true
WT-9251 Perform log flush before the metadata checkpoint
WT-9500 Fix RTS to use cell time window instead of key/value timestamps of HS update
WT-9792 Fix RTS to remove globally visible update of the data store update from the history store
WT-9926 A crash during startup from backup can lose metadata
4.4.19 Changelog
Sharding
SERVER-68361 LogTransactionOperationsForShardingHandler::commit misses transferring documents from prepared and non-prepared transactions changing a document's shard key value
SERVER-71219 Migration can miss writes from prepared transactions
SERVER-73106 [v4.4] Chunk migration attempts to wait for replication with session checked out when getLastErrorDefaults are used in replica set config, leading to server crash
Storage
SERVER-30888 Have FTDC code paths obtain locks with a timeout.
Operations
SERVER-67704 Add count of cpu sockets to FTDC metadata
SERVER-67705 Add count of NUMA zones to FTDC metadata
Build and Packaging
SERVER-38232 Mongod on Ubuntu 16/18 does not create a pid file
Internals
SERVER-52545 Specify input/output to listIndexes command in IDL
SERVER-61032 Convert all references to /opt/mongodbtoolchain/gdb to a versioned equivalent
SERVER-63271 serverStatus can fail the server
SERVER-65259 Cursor leak in aggregation that requires merging on shard
SERVER-66050 findSelfInConfig should attempt fast path for every HostAndPort before trying slow path
SERVER-67795 Add serverstatus tracking to know how many users use updateMany and DeleteMany
SERVER-68122 Investigate replicating the collection WiredTiger config string during initial sync
SERVER-68126 Check for negative maxChunkSize input value in AutoSplitVector
SERVER-68576 We need to know how many sharded collections exist in a cluster
SERVER-68836 Properly handle NaN and 0 in for LDAPTimeoutMS
SERVER-68901 Incorrect $elemMatch query analysis in mongocryptd if document contains 2 different fields with the same name
SERVER-69001 Initial sync should set the minValid document to the "stopTimestamp"
SERVER-69944 Resmoke's globstar.py does not properly parse * before **
SERVER-70084 update change stream multiversion tests for 4.4 to consider per shard cursors
SERVER-70235 Don't create range deletion documents upon v4.2-v4.4 upgrade in case of collection uuid mismatch
SERVER-70427 Remove chef+kitchen package test infrastructure
SERVER-70553 Add module support to the mongo test runner
SERVER-70594 Add updated build variants to sys-perf
SERVER-70971 [v4.4] Backport skipping RSTL lock in serverStatus
SERVER-71191 Deadlock between index build setup, prepared transaction, and stepdown
SERVER-71424 Fix failures in lint_fuzzer_sanity
SERVER-71436 Range deleter must not aggressively spam the log when shard key index not found
SERVER-71449 Fix log_successs_msg: not found in init.d on debian
SERVER-71471 Improve jstestfuzz deployment to work with new node run/install
SERVER-71533 Update legacy task generation to use new test stats location
SERVER-71534 lint_fuzzer_sanity_all regression caused by running multiple instances of npm
SERVER-71623 Temporary disable lint_fuzzer_sanity_patch
SERVER-71624 Remove lint_fuzzer_sanity_patch in favor of lint_fuzzer_sanity_all
SERVER-71759 dataSize command doesn't yield
SERVER-71769 Add a new log message when a secondary node is skipping a two-phase index build
SERVER-71772 Update ARM builds to target armv8.2-a on older branches
SERVER-71875 Stop run jstestfuzz on rhel62
SERVER-71950 Fail and log the operation when out-of-order keys are detected in WiredTiger
SERVER-71969 Update system_perf.yml for compile-variant and compile_variant.
SERVER-72136 Cast 'numShardedCollections' to 'size_t' in sharding_server_status.cpp
SERVER-72140 Remove move_chunk_large_chunk_map_workloads task from Linux Shard Lite Cluster 2022-11 variant
SERVER-72143 Fix sys-perf logkeeper links on 5.0 and 4.4
SERVER-72170 Remove sys-perf 1 day history variant from sys-perf-4.4
SERVER-72222 MapReduce with single reduce optimization fails when merging results in sharded cluster
SERVER-72223 Disallow majority reads from reads_during_catchup.js for ephemeralForTest in 4.4
SERVER-72276 Remove all outdated entries from backports_required_for_multiversion_tests.yml
SERVER-72288 microbenchmark tests fail after "Enable M1 Mac support for DSI"
SERVER-72294 Upgrade all uses of sus12 to suse12-sp5
SERVER-72512 Indexes reported as valid when unable to return inconsistencies due to memory limit
SERVER-72535 Sharded clusters allow creating the 'admin', 'local', and 'config' databases with alternative casings
SERVER-72620 $indexStats doesn't include the "shard" field when run on unsharded collections
SERVER-72677 Full validation doesn't always report information about indexes
SERVER-72825 Remove all outdated entries from backports_required_for_multiversion_tests.yml
SERVER-73176 Only print error message if there were in fact errors in getHostFQDNs
SERVER-73183 WiredTigerKVEngine::getSanitizedStorageOptionsForSecondaryReplication should skip inMemory
SERVER-73232 Change the default log-verbosity for _killOperations
SERVER-73256 [v4.4] Disable rolling_index_builds_interrupted.js from running on single phase index build variants
SERVER-73481 Validate does not detect out-of-order keys with {full: false}
SERVER-73636 Coverity analysis defect 135025: Inefficient vector resizing with reserve.
SERVER-73706 Save WTRecordStoreUassertOutOfOrder fail point state to prevent concurrency bugs in testing
SERVER-73719 Comment out Legacy Build Variants in Sys-perf
SERVER-73745 Zero initialize IndexKeyBucket struct
WT-8234 Prevent eviction of internal pages while reconciling leaf pages which could refer to their memory
WT-9323 Fix a race tracking whether a tree has updates after a checkpoint
WT-9599 Acquire the hot backup lock to call fallocate in the block manager
WT-9763 Return EBUSY if the time window of inserting record does not match with history store time window
WT-10291 Ensure failure configs task executes test format once per configuration.
WT-10461 Fix key out of order in skip list on weakly ordered architecture
WT-10584 Add missing read barriers in __cursor_skip_prev
4.4.18 Changelog
Query
SERVER-50454 Avoiding sending the "keyValue" field to drivers on duplicate key error
SERVER-66289 $out incorrectly throws BSONObj size error on v5.0.8
Operations
SERVER-67793 log_progress_msg in init.d does not print message
Build and Packaging
SERVER-48203 Support --install-action for Ninja builds
Internals
SERVER-56368 Prohibit running $backupCursor/$backupCursorExtend on an aggregation against a collection
SERVER-58673 Enable featureFlagPerShardCursor
SERVER-61185 Use prefix_search for unique index lookup
SERVER-62400 Add $_passthroughToShard parameter to AggregateCommandRequest
SERVER-62681 Create change streams per shard cursor passthrough suite
SERVER-62738 Give mongos the ability to passthrough to a specific shard
SERVER-63585 Fastcount gets out of sync when a delete rollbacks and another transaction deletes the same rows
SERVER-63772 Post Batch Resume token not sent on initial batch from per shard cursor change stream
SERVER-63773 Per Shard cursor post batch resume token not set in getMore responses
SERVER-63774 Pass optional dbVersion to runPipelineOnSpecificShard
SERVER-63781 $sortKey not filtered out in initial batch from post batch resume token
SERVER-68115 Bug fix for "elemMatchRootLength > 0" invariant trigger
SERVER-68126 Check for negative maxChunkSize input value in AutoSplitVector
SERVER-68470 Amazon Linux 4.2/4.4 RPMs fail to install due to missing shadow-utils
SERVER-69001 Initial sync should set the minValid document to the "stopTimestamp"
SERVER-69003 [4.4] backport pm-2419 Per Shard Cursors via mongos
SERVER-69133 remove redundant setting of hardlink install action
SERVER-69281 Force minimum ninja version
SERVER-69348 Commands must declare empty auth checks to be universally callable
SERVER-69389 Command checkAuthorization may throw ErrorCodes::NamespaceNotFound for existing collection while trying to resolve UUID to namespace when the node is shutting down.
SERVER-69443 [4.4] Allow speculative majority reads in multi-doc txns when --enableMajorityReadConcern=false
SERVER-69446 Increase electionTimeoutMillis in jstests/replsets/dbcheck_write_concern.js
SERVER-69569 Python scripts failing in Evergreen tasks
SERVER-69785 robustify change_streams_per_shard_cursor.js
SERVER-69868 Return an error when starting a TransportLayer that is shutdown
SERVER-69912 SConstruct is executable by mistake
SERVER-70235 Don't create range deletion documents upon v4.2-v4.4 upgrade in case of collection uuid mismatch
SERVER-70299 Remove JSON.send command usage
SERVER-70348 Remove EAGAIN for queryable WT and retry internally
SERVER-70398 Handle case when execution doesn't exist
SERVER-70469 Use virtual env python in watchdog tests
SERVER-70483 Update Resmoke to pass "evergreen_execution" up to logkeeper.
SERVER-70484 Remove signal processing module from perf.yml and sys_perf.yml
SERVER-70633 Make per shard cursors suite actually run tests in 5.0
SERVER-70938 Remove --system-site-packages from virtual env setup
WT-7912 Fix prefix search near optimisation to handle scenarios where the key range is split across pages.
4.4.17 Changelog
Sharding
SERVER-50898 safe_secondary_reads_causal_consistency.js must wait for effects of _configsvrCommitChunkMigration to be majority-committed snapshot on all CSRS members
SERVER-56127 Retryable update may execute more than once if chunk is migrated and shard key pattern uses nested fields
SERVER-63732 Add new implicitlyCreateIndex and enforceUniquenessCheck to shardCollection command
SERVER-64142 Add new enforceUniqueness to refineCollectionShardKey command
SERVER-69220 refineCollectionShardKey permits toggling current shard key fields between range-based and hashed, leading to data inconsistency
SERVER-69228 The chunk_migration_with_schema_validation.js fails multi version test suites (v4.4 and v4.2)
Operations
SERVER-68548 mongo shell version 4.4.15 logging asio message despite --quiet flag
Internals
SERVER-52676 Hedged reads should ignore stale errors
SERVER-61275 Destruct the size storer after the session cache has shutdown
SERVER-64573 Make implicitlyCreateIndex and enforceUniquenessCheck fields optional
SERVER-64741 Create mongos appendOplogNote command
SERVER-65382 AutoSplitVector should not use clientReadable to reorder shard key fields
SERVER-67465 Ensure timeouts do not fail hedged operations
SERVER-68039 Old pymongo version 3.10.1 on MongoDB v5.0 causes Invariant failure (message.operation() == dbMsg) after connection reset by peer
SERVER-68691 $graphLookup does not report variable references for 'restrictSearchWithMatch' filter
SERVER-68694 Investigate the locking around the compact command
SERVER-68766 Add option to re-enable single value MapReduce optimization
SERVER-68925 Reintroduce check table logging settings at startup (revert SERVER-43664)
SERVER-69268 Disable bypass compile during burn_in_tags_gen
SERVER-69590 libunwind warnings on clang arm platforms
SERVER-69611 Set the -ffp-contract=off compiler option by default
WT-9302 Deprecated object_target_size as a config in api_data.py
WT-9311 Ensure log messages clearly identify storage HW corruption
WT-9477 Don't allow checkpoint triggering internal page split which leads to corrupted internal page in the checkpoint
WT-9870 Fix updating pinned timestamp whenever oldest timestamp is updated during recovery
4.4.16 Changelog
Sharding
SERVER-40865 The ShardServerCatalogCacheLoader does not serialize read operations with other operations for the same collection
SERVER-51056 Disable refine_collection_shard_key_atomic.js from running in sharding_csrs_continuous_config_stepdown suite
SERVER-56185 Investigate possible improvements with session migration and a chunk migration's critical section
SERVER-58747 The ShardServerCatalogCacheLoader doesn't interrupt ongoing operations on step up
SERVER-62656 Decouple mongos-to-config-server connection pool sizing from mongos-to-shard-server connection pool sizing
SERVER-63243 Range deleter must not clean up orphan ranges in a round-robin fashion
SERVER-67492 Failed chunk migrations can lead recipient shard to have divergent config.transactions records between primary and secondaries
Query
SERVER-67012 Command error on specific combination of compound index
JavaScript
SERVER-61234 JS object-based types are not properly auto-serialized when directly returned by server-side JS functions
Operations
SERVER-50138 Server logs a warning: "No TransportLayer configured during NetworkInterface startup" for each bound socket
Build and Packaging
SERVER-61894 Support the 'showRawUpdateDescription' option in change stream specs
SERVER-63159 Implement the $_internalApplyOplogUpdate aggregation stage
Internals
SERVER-52641 indexbg_restart_secondary.js should wait for all three index builds to start before restarting the secondary
SERVER-58176 Mongos does not validate readConcern on insert/update/delete commands
SERVER-59658 Improve logging to reflect that sharding metadata refresh waiting on replication
SERVER-60334 Avoid caching the cursor and session in WiredTigerSizeStorer
SERVER-60607 improve handling of large/NaN values for geo index version
SERVER-60958 Avoid server hang in chunk migration when step-down event occurs
SERVER-61321 Improve handling of large/NaN values for text index version
SERVER-64244 RunDBCheckInBackground should be resilient to interrupts
SERVER-64403 Find queries with SORT_MERGE collation-encode the missing sort attribute
SERVER-64659 Report in serverStatus number of file descriptors used during index builds
SERVER-64797 Use WT's new numerical timestamp API
SERVER-65262 Expand usage of WT numerical timestamp API
SERVER-65399 'commitIndexBuild' oplog entry is a no-op for unfinished index builds not restarted
SERVER-66310 Make ExpressionSetUnion::isCommutative() collation aware
SERVER-66418 Bad projection created during dependency analysis due to string order assumption
SERVER-66461 Run notarization earlier in the build process
SERVER-66548 $lookup sequential cache can incorrectly treat a $facet as non-correlated
SERVER-66556 Prevent potential race when releasing cursors during shutdown
SERVER-66621 Primary node stuck waiting for secondary to finish indexBuild when downgrading from 4.4 to 4.2
SERVER-66651 Role "restore" not sufficient for mongorestore --preserveUUID
SERVER-66726 Fix serialization in killAllSessionsByPattern
SERVER-66841 LOGV2: invalid JSON when truncation happens at a backslash character
SERVER-66938 Drastically simplify command to generate ninja files
SERVER-67122 Add warning when building with --module=ninja that it is deprecated
SERVER-67164 Fix package tests v4.4
SERVER-67220 [5.0] set_fcv_prepared_transaction.js is not resilient to StaleConfig errors
SERVER-67296 Mark the OpCtx of the configsvr commands used to commit chunk-related DDL ops as interruptible
SERVER-67302 "Reading from replicated collection without read timestamp or PBWM lock" crash with clock changes
SERVER-67398 The build with the legacy install mode is broken
SERVER-67532 Fail less in OplogServerStatusSection
SERVER-67662 [4.4] evergreen.yml "scons lint" fails to handle empty string for is_patch variable
SERVER-67683 Change some of the modes in fast and opt builds
SERVER-67993 fix 4.4 pylinters errors
SERVER-68130 AutoSplitVector could generate response bigger than BSONObjMaxUserSize
SERVER-68158 serverstatus_indexbulkbuilder.js should run listIndexes on primary after creating indexes
SERVER-68184 Use Number instead of NumberLong when indexing in checkWritesOfCommittedTxns
SERVER-68359 [4.4] Prevent TTLMonitor from processing index if expireAfterSeconds is NaN
SERVER-68418 [4.4] index_build_restart_secondary.js does not support single phase index builds
SERVER-68487 add BSONElement method to check for NaN field values
SERVER-68540 Add docker_incompatible tag for jscore tests
SERVER-68574 Switch to the new logkeeper cluster
WT-9029 Remove object_target_size option from WT_SESSION::create
WT-9096 Fix search near returning wrong key/value sometimes when key doesn't exist
4.4.15 Changelog
Sharding
SERVER-51064 Make "Destination shard cannot be the same as source" an acceptable error in random_moveChunk_index_operations.js
SERVER-61249 refine_collection_shard_key_basic.js relies on a best-effort refresh that might not happen in case of failover
SERVER-62175 Mongos fails to attach RetryableWrite Error Label For Command Interrupted In _parseCommand
SERVER-62272 Adding schema validation to a collection can prevent chunk migrations of failing documents
SERVER-65821 Deadlock during setFCV when there are prepared transactions that have not persisted commit/abort decision
SERVER-66041 Chunk cloner must never consider too big a chunk with only one document
Query
SERVER-63642 Add serverStatus metrics to measure multi-planning performance
Build and Packaging
SERVER-42470 Generate additional configuration for libunwind
SERVER-64332 Notarize MongoDB builds for macos
Internals
SERVER-54900 Blocking networking calls can delay sync-source resolution indefinitely
SERVER-55173 Segmentation fault in WiredTigerSession::releaseCursor
SERVER-58506 Command to expose settability for Server Parameters
SERVER-60758 Prevent dbVersion refreshes from failing transactions in txn_recover_decision_using_recovery_router.js
SERVER-61018 Create a generic histogram type
SERVER-61095 Improve transport_layer_asio_test.cpp
SERVER-61097 SizeStorer can cause deadlocks with cache eviction
SERVER-61856 Upgrade libunwind to 1.6.2+
SERVER-62941 Update FTDCServerStatusCommandCollector to include oplog metrics from serverStatus command
SERVER-62992 Remove need for resmoke.ini
SERVER-63421 [v4.4] Relax term limit check in replica set to check for long long boundaries instead of int
SERVER-63479 Correct $$SEARCH_META ban in sharded environments
SERVER-64184 Track usage of allowDiskUse:true in agg command
SERVER-64664 ninja tool should not consider install files generated source
SERVER-65024 Multiple documents with the same _id value make reIndex invariant
SERVER-65131 Disable opportunistic read targeting (except for hedged reads)
SERVER-65166 Use compareOptimes in abort_in_progress_transactions_on_step_up.js
SERVER-65271 serverStatus should allow fine-grained metrics exclusion
SERVER-65636 Remove limits on number of LDAP connections per host
SERVER-65995 Reduce Evergreen cron frequency on older branches
SERVER-66087 Call curl_global_init before threading enabled
SERVER-66089 Initial sync should do transaction table read with a later afterClusterTime
SERVER-66111 Curl implementation of HTTPClient should respect default timeouts
SERVER-66176 [v4.4/v4.2] Minimize work under CollectionCatalog mutex
SERVER-66319 dbcheck_no_history_on_secondary.js disables dbCheck failpoint too early
SERVER-66433 Backport deadline waiting for overlapping range deletion to finish to pre-v5.1 versions
SERVER-66466 Remove TransportLayerASIOTest dependence on ThreadContext
SERVER-66559 Expand the internalQueryMaxAddToSetBytes param from 32 to 64 bits
SERVER-66799 Fix getParameterWithDetails.js failure on ephemeralForTest
SERVER-66955 Remove JSON.send usage in perf projects
SERVER-67017 Account for one more chunk in shard_existing_coll_chunk_count.js (v4.4)
SERVER-67212 Fix data-race in transport_layer_asio_test
WT-8622 Read in last_ckpt_base_write_gen at start of recovery
WT-9054 Correctly configure split stress options in format.sh
4.4.14 Changelog
Sharding
SERVER-55429 Abort migration earlier when receiver is not cleaning overlapping ranges
TTL
SERVER-52724 Increment TTL passes server status metric after the TTL work has finished
Internals
SERVER-44847 Clean up explicit 'comment' fields name attached to distinct and count commands in IDL files
SERVER-56003 ninja + icecream with changing compilers doesn't regen run-icecc.sh
SERVER-57000 Fix handling of correlated pipeline with facet
SERVER-57037 Improve precision of operator counters
SERVER-57676 Wait for a checkpoint before releasing the "hangOplogCapMaintainerThread" in oplog_rollover.js
SERVER-58310 ThreadPoolTaskExecutor is memory unsafe when task cancellation occurs around the same time an exhaust network response is received
SERVER-59435 Fix a double free inside DocumentSource::optimizeAt()
SERVER-60412 Host memory limit check does not honor cgroups v2
SERVER-61769 Attempting to run an aggregation with $out or $merge in a transaction on a sharded cluster leaves idle cursors open
SERVER-62229 Fix invariant when applying index build entries while recoverFromOplogAsStandalone=true
SERVER-62242 $indexOfArray does not work with duplicate values in array
SERVER-63315 Count command only accepts a string comment but should accept any BSON type in 4.4
SERVER-63497 Fix icecream debugging
SERVER-63974 Pin version of itsdangerous python dependency
SERVER-64079 $search commands fail on 4.4 binary with fCV 4.2
SERVER-64202 [4.4] initial_sync_aborts_two_phase_index_builds_hide_index.js can fail if the primary can't see a majority of the replica set
SERVER-64304 Using --recoverFromOplogAsStandalone can result in index builds crashing the server
SERVER-64410 Investigate whether we need to sort on searchScore when storedSource is true in $search
SERVER-64554 abortIndexBuild oplog entry has no effect when run with --recoverFromOplogAsStandalone
SERVER-64757 Improve error messages when scons fails to generate-ninja on Windows
SERVER-64772 Don't finish index build before stepdown in index_killop_after_stepdown.js
SERVER-64983 Release Client lock before rolling back WT transaction in TransactionParticipant::_resetTransactionState
SERVER-65032 Pin python package BaseResponse for ocsp suite
SERVER-65421 Fix package test failures on RHEL 6/7
SERVER-65422 Fix package test failures on Ubuntu 16.04
SERVER-65690 [v4.4] Skip backup_restore_abort_and_start_index_build.js for single-phase index build variants
SERVER-65718 Fix mypy error
WT-8074 Panic in reconciliation if inserting content into the history fails
WT-8149 Updating metadata salvage csuite test to handle salvaging table metadata without salvaging file metadata
WT-8198 Switch the bulk load cursor to a scratch buffer
WT-8270 Updating the time window clear obsolete stage of reconciliation to correctly consider global visibility.
WT-8362 Remove or rewrite HS entries of a key when OOO tombstone is written to datastore
WT-8422 Clear the on-disk cell time window if it is obsolete
WT-8450 Report stats in hs_cleanup_stress, don't validate them
WT-8598 Avoid checkpoint cleanup always on shutdown
WT-8649 WT_SESSION methods cannot release scratch buffers unless reset or closing
WT-8708 Fix timestamp usage error in test/checkpoint
WT-8743 Configure hs_cleanup configuration to stress the cache less
WT-8753 Add tombstone when rolling back in-memory, prepared, reconciled updates
WT-8799 Disable documentation update on mongodb-5.0
WT-8824 Disable code coverage measurement on mongodb-4.4
WT-8874 Disable compatibility tests on mongodb-5.0
WT-8879 Set the OOO flag when the selected tombstone is globally visible
WT-8894 Find the path to the mongod executable for many-collection-test