6.0 Changelog
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6.0.12 Changelog
Sharding
SERVER-77479 Sharded rename participants may incorrectly snapshot/restore pending range deletion documents
Storage
WiredTiger
WT-11818 Potential corruption of block list
Internals
SERVER-67622 Optimize timeseries_dotted_path_support functions
SERVER-69244 $merge fails when session default read concern has been set to "majority"
SERVER-71819 Broadcast collMod command to all shards
SERVER-73430 Improve Hash, HMAC, and Crypto algo lookup for OpenSSL 3.0
SERVER-74033 Remove ident force drop in favour of handling ENOENT
SERVER-74060 Pipeline clone() can lead to dangling opCtx pointers
SERVER-74714 Drop-pending ident reaper logs noisy errors until checkpoint completes
SERVER-77113 Exclude fields containing dots from time series indexes
SERVER-78108 POS interface should expose its shutdown state
SERVER-78115 Shard primaries must commit a majority write before using new routing information from the config server
SERVER-78252 Block chunk migrations for hashed shard keys if you don’t have the shard key index
SERVER-78342 nReturned in slow query is incorrect when no docs are matched
SERVER-78384 mongos should allow --port 0
SERVER-78530 Enable feature flag
SERVER-78687 Set up copybara syncing between 10gen/mongo and 10gen/mongo-copybara
SERVER-79251 Test dropping hashed shard key index mid chunk migration aborts migration
SERVER-79446 insert ignores collectionUUID for time-series collections
SERVER-79585 A valid $match query fails on time-series collection
SERVER-79632 Stop range deletion when hashed shard key index does not exist
SERVER-79926 Investigate OCSP failure possibilities
SERVER-79975 [Classic] Optimize large group keys
SERVER-80157 ExclusionProjectionExecutor forces Document cache to load excluded fields
SERVER-80203 Normalization of time-series meta field can break insert targeting
SERVER-80270 Test new evergreen function var behavior
SERVER-80809 Make _logOplogEntriesForInvalidResults resilient to non-existing oplog
SERVER-80886 $out may fail with a StaleDbVersion after a movePrimary
SERVER-80988 [6.0] Search Index Management Commands Fail To Detect Collection on Other Shards
SERVER-81033 Ignore the collMod response from the DBPrimary shard if it has no chunks
SERVER-81106 Recipient shard doesn't wait for the collection version to be locally persisted before starting the cloning phase
SERVER-81201 Limiting the memory usage during the cloning phase on the recipient shard
SERVER-81295 Cannot resume V2 changeStream pipelines with V1 resume tokens
SERVER-81390 HashAggStage fails to respect the collation when spilling to disk
SERVER-81431 Add canaries_only task to older mongo branches
SERVER-81435 Add metrics to capture impact of time series group commit
SERVER-81524 No-op invocations of setUserWriteBlockMode must await majority confirmation of SystemLastOpTime
SERVER-81532 FIx tag on timeseries_groupby_reorder.js
SERVER-81581 Extend BlackDuck timeout
SERVER-81603 Set the stream worker thread of the balancer as interruptible to support a correct stepdown of the config server
SERVER-81762 Wait to run test until HMAC keys refresh finishes in read_preference_metrics.js
SERVER-81886 Disable jstests/core/fts_index3.js on non-FCV 6.0 binaries
SERVER-81904 Address test-only issue in UpdateChunkMapRandom unit test
SERVER-81925 autosplit_setFCV_downgrade_from_60.js should ignore NamespaceNotSharded errors caused by concurrent drop operations
SERVER-81942 ShardingDDLCoordinator should retry on LockTimeout errors
SERVER-81966 Avoid modification of previous ChunkMap instances during refresh
SERVER-81985 FlushRoutingTableCacheUpdates command should not be allowed on databases
SERVER-82003 powercycle tests are missing variables
SERVER-82070 Classic window function $stdDevSamp handles empty window frame incorrectly
SERVER-82204 Classic window functions first/last handle missing field incorrectly
SERVER-82234 Relax assertions in session_pooling.js
SERVER-82325 Config server could invariant during balancer round
SERVER-82410 DocumentSourceListSearchIndexes should hold owned copy of command object
SERVER-82446 $densify use case can result in documents outside of range
SERVER-82553 Fix block_chunk_migrations_without_hashed_shard_key_index.js on v6.0 multiversion
SERVER-82799 Increase reshardingCriticalSectionTimeoutMillis for resharding_update_tag_zones.js
SERVER-82864 Handle WriteConflict errors in fle2_contention_kill_parent.js
SERVER-82990 Investigate powercycle failures on v6.0 and v5.0
SERVER-83134 Unit tests of ShardSplitDonorServiceTest get failed in v6.0
SERVER-83144 Wait for secondaries to refresh HMAC key in read_preference_metrics.js
SERVER-83150 Document::shred() does not copy document metadata
WT-7492 Ignore the evict drain wait msg in stdout.txt for test_cursor_random
WT-7929 Investigate a solution to avoid FTDC stalls during checkpoint
WT-9257 test_checkpoint WT_NOTFOUND failure on CS
WT-9821 Add option to verify to report all data corruption in a file
WT-10017 Remove the unstable historical versions at the end of rollback to stable
WT-10207 Fix log slot flags and remove debugging added for WT-9796
WT-10380 Fix expected warning output in test_cursor_random: Eviction took more than 1 minute
WT-10601 Fix wt verify -c failure when first block on page is corrupt
WT-10873 failed: Unable to locate update associated with a prepared operation [wiredtiger @ 57bcfe46]
WT-10961 Fix OOO keys caused by racing deletion and insertion on left subtrees
WT-10972 Eliminate long periods of silence when recovering with recovery_progress verbose messages enabled
WT-11060 format failure: unable to locate update associated with a prepared operation
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-11280 Generation tracking might not be properly synchronized
WT-11321 Checkpoint cleanup does not free fast-truncated trees in 6.0
WT-11359 Update spinlock tasks to limit disk usage
WT-11423 Unable to locate update associated with a prepared operation
WT-11424 WT_CURSOR.search: timed out with prepare-conflict
WT-11564 Fix RTS to read the newest transaction value only when it exists in the checkpoint
WT-11584 Fix test_checkpoint_stats test
WT-11602 Hide expected eviction failures from the application and don't rollback in case of errors
WT-11638 Fix prepared update resolution assertion
6.0.11 Changelog
Sharding
SERVER-79086 Deletion of ReshardingCoordinatorService state document is not idempotent
SERVER-79327 Missing verification in refine collection shard key
SERVER-79682 ShardsvrReshardCollection Can Hang If Stepdown Occurs Shortly After Stepping Up
SERVER-80236 Race in migration source registration and capturing writes for xferMods for deletes
SERVER-80246 Fsync test is not correctly checking for concurrent ddl operations
SERVER-80712 Avoid leaving the replica set shard partitioned at the end of linearizable_read_concern.js
Operations
SERVER-58534 Collect FCV in FTDC
Internals
SERVER-52149 Create feature flag for Make taking self-managed backups in 4.4+ as safe as possible
SERVER-52452 Enable feature flag for Make taking self-managed backups in 4.4+ as safe as possible
SERVER-66018 Expose metrics for readPreference usage
SERVER-68132 Remove Feature Flag for PM-2076
SERVER-68296 Only log the storage component with a higher verbosity level in check_for_oplog_cap_maintainer_thread.js
SERVER-68791 Expand the stacktrace API to return a loggable BSONObj
SERVER-69244 $merge fails when session default read concern has been set to "majority"
SERVER-71512 assert.commandWorkedOrFailedWithCode unexpected behaviour with some commands
SERVER-71520 Dump all thread stacks on RSTL acquisition timeout
SERVER-72487 race between QueryStageBatchedDeleteTest dbtest and Checkpointer background job
SERVER-73470 Log index inconsistencies detected by queries in the health log
SERVER-73497 Create an interface for the HealthLog
SERVER-75295 Disallow use of the 'planCacheSize' parameter on 6.0 and earlier versions
SERVER-76341 Add range deletion throughput statistic
SERVER-76932 Add a way for a thread to know when the SignalHandler thread is done with printAllThreadStacks
SERVER-77278 Replication rollback of a dropDatabase oplog entries leaves the in-memory database closed on the primary but open on secondaries, leading to secondaries crashing on receipt of conflicting database name
SERVER-77638 Add logging on completion of resharding
SERVER-77862 Exclude compact.js from running in macos variants
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-78154 Detect on-going DDL operations in fsync with lock command
SERVER-78156 Test the mongos fsync with lock command with distributed transactions
SERVER-78253 Allow folks with hashed shard keys to drop the hashed index
SERVER-78529 Create feature flag
SERVER-78721 Remove multiversion compatibility for rename view test
SERVER-78793 Add a timeout to the mongos FSync Lock Command
SERVER-78831 Make $listSearchIndexes throw an Exception when used outside of Atlas
SERVER-79025 Mongos Fsync with lock command should use mongos fsyncUnlock command
SERVER-79471 Mirrored reads should include databaseVersion in addition to shardVersion
SERVER-79552 $group rewrite for timeseries returns incorrect result if referencing the metaField in an object
SERVER-79781 TestGetDestinedRecipientThrowsOnBlockedRefresh should not run two refreshes without resetting the catalog cache loader mock return value
SERVER-79803 Enable feature flag in 6.0
SERVER-79912 CheckReplDBHash reports failure with system.buckets collections due to invalid BSON
SERVER-79942 replace jsTestName() with the name of the test in rename_collection_view.js
SERVER-80021 Make $convert round-trip correctly between double and string
SERVER-80100 Fix typo in excluding compound_wildcard_index_hiding.js and sparse_index_internal_expr.js
SERVER-80140 Use the $currentOp to verify that fsyncLockWorker threads are waiting for the lock
SERVER-80465 Make numCandidates optional on mongod for $vectorSearch
SERVER-80488 Avoid traversing routing table in balancer split chunk policy
SERVER-80491 Expose more granular metrics around balancing round
SERVER-80678 Remove an outdated test case
SERVER-80703 Avoid traversing routing table in MigrationDestinationManager
SERVER-80810 Remove tenant_migration_donor_resume_on_stepup_and_restart.js on v6.0
SERVER-80912 Enterprise RHEL 7.1 ppc64le failures on 6.0 waterfall
SERVER-81013 Fix resolveCollator to return 'kNo' when query has collator and collection does not
SERVER-81044 Handle internal oplog update correctly in transactions
SERVER-81146 Use historic runtime data to set default timeouts when the data is not full
SERVER-81149 Time-series update bucket compression failed due to decompression data loss
SERVER-81155 Use move semantic to avoid copying all chunks in createCollection coordinator
SERVER-81202 Use host environment when signing
SERVER-81393 Make multiversion-config resmoke command output yaml to file
SERVER-81421 Fix fle2_downgrade.js test in 6.0
SERVER-81426 [5.0] fsync_deadlock.js is not resilient to StaleConfig errors
6.0.10 Changelog
Sharding
SERVER-67529 Resharding silently skips documents with all MaxKey values for their fields under the new shard key pattern
SERVER-76536 Increase receiveChunkWaitForRangeDeleterTimeoutMS in concurrency suites
SERVER-78496 Clear shard filtering metadata before releasing the critical section in rename participants
SERVER-79086 Deletion of ReshardingCoordinatorService state document is not idempotent
SERVER-79771 Make Resharding Operation Resilient to NetworkInterfaceExceededTimeLimit
SERVER-80712 Avoid leaving the replica set shard partitioned at the end of linearizable_read_concern.js
Internals
SERVER-50606 NetworkInterfaceTest needs to be more permissive with async op timeout
SERVER-68296 Only log the storage component with a higher verbosity level in check_for_oplog_cap_maintainer_thread.js
SERVER-71498 QueryStageBatchedDeleteTest dbtest crashes in checkpoint thread
SERVER-71512 assert.commandWorkedOrFailedWithCode unexpected behaviour with some commands
SERVER-71627 Refreshed cached collection route info will severely block all client request when a cluster with 1 million chunks
SERVER-71810 Remove Amazon Linux 1 builders from mongodb-mongo-master-nightly
SERVER-72487 race between QueryStageBatchedDeleteTest dbtest and Checkpointer background job
SERVER-72974 Use named error codes for IDL parser duplicate and missing fields
SERVER-73348 Aggregation bug in DocumentSourceSequentialDocumentCache
SERVER-73394 Remove misleading operationsBlockedByRefresh metrics
SERVER-75255 Remove all outdated entries from backports_required_for_multiversion_tests.yml
SERVER-75287 Make subtract behavior consistent with addition with regard to checking for overflow
SERVER-75295 Disallow use of the 'planCacheSize' parameter on 6.0 and earlier versions
SERVER-75693 $vectorSearch Documentation Updates
SERVER-76433 Copy search_view.js test from 5.0 to all later branches
SERVER-77171 Allow passing through $listSearchIndexes in QE/CSFLE query analysis
SERVER-77183 $project followed by $group gives incorrect results sometimes
SERVER-77278 Replication rollback of a dropDatabase oplog entries leaves the in-memory database closed on the primary but open on secondaries, leading to secondaries crashing on receipt of conflicting database name
SERVER-77382 Null embedded metaField for creating a time-series collection leads to invalid BSON index spec
SERVER-77615 Date subtract operation doesn't work correctly on NaN operand in classic engine
SERVER-77862 Exclude compact.js from running in macos variants
SERVER-78159 Merge DocumentSourceInternalSearchMongotRemote and DocumentSourceInternalIdLookup into DocumentSourceSearch
SERVER-78369 ignoreUnknownIndexOptions doesn't account for the 'weights' index field
SERVER-78505 Database cache does not use the 'allowLocks' option correctly
SERVER-78650 Change stream oplog rewrite of $nor hits empty-array validation if no children are eligible for rewrite
SERVER-78674 Remove FCV check from feature flag check for search batchsize project
SERVER-78831 Make $listSearchIndexes throw an Exception when used outside of Atlas
SERVER-78848 $listSearchIndexes behavior should be consistent with other aggregations when the collection does not exist
SERVER-78950 Use sequential time series bucket IDs when possible
SERVER-78971 Skip shutting down Grid::getExecutorPool() when TestProctor is disabled
SERVER-78986 Disable timeseries_field_parsed_for_bson.js on multiversion suites on 7.0
SERVER-78987 Remove the free monitoring code from mongodb/mongo repo
SERVER-79022 Update ASIO's Git hash in README.third_party.md
SERVER-79045 Update yaml-cpp entry in README.third_party.md to 0.6.3
SERVER-79046 The PreWriteFilter should be disabled if the mongod process is started with --shardsvr and in queryable backup mode
SERVER-79126 Pin pyyaml in another place
SERVER-79252 Add the system-perf bootstrap file to the task Files section
SERVER-79261 Add logging to ping monitor
SERVER-79382 Reset bucket OID counter when encountering a collision
SERVER-79397 Fix and test logic to internally retry time series inserts on OID collision
SERVER-79498 Backport $vectorSearch to 6.0
SERVER-79607 ShardRegistry shutdown should not wait indefinitely on outstanding network requests
SERVER-79609 Fix findAndModify_upsert.js test to accept StaleConfig error
SERVER-79651 Only use two node replicasets in initial sync performance tests
SERVER-79656 in v6.0 Use requires_fcv_60 flag in split_large_events.js test instead of listing it in backports_required_for_multiversion_tests.yml
SERVER-79803 Enable feature flag in 6.0
SERVER-79885 Oplog fetching getMore should not set null lastKnownCommittedOpTime if it is not using exhaust cursors
SERVER-79898 Remove version checks in stale_mongos_updates_and_removes.js and extract_shard_key_values.js
SERVER-79912 CheckReplDBHash reports failure with system.buckets collections due to invalid BSON
SERVER-80183 Remove operationTime check from store_retryable_find_and_modify_images_in_side_collection.js
SERVER-80234 Catalog cache unit tests of allowLocks should block the refresh
SERVER-80302 capped_large_docs.js is not resilient to replication rollback
SERVER-80488 Avoid traversing routing table in balancer split chunk policy
SERVER-80544 Fix incorrect wait in runSearchCommandWithRetries
SERVER-80574 Ensure database creation in sharding/min_max_key.js test
SERVER-80696 Fix How limit is calculated in $_internalSearchMongotRemote
SERVER-80703 Avoid traversing routing table in MigrationDestinationManager
SERVER-80810 Remove tenant_migration_donor_resume_on_stepup_and_restart.js on v6.0
6.0.9 Changelog
Sharding
SERVER-44422 Allow findAndModify and delete one to target by query instead of extracted shard key
SERVER-60466 Support drivers gossiping signed $clusterTimes to replica set --shardsvrs before addShard is run
SERVER-62987 Wrong replication logic on refreshes on secondary nodes
SERVER-78036 Handle the race between the getting and setting of the LogicalTimeValidator during sharding initialization
Aggregation
SERVER-78472 $densify creates documents outside of bounds
Internals
SERVER-68129 Add the field control.count to the schema validation for bucket collections
SERVER-68556 Allow transactions on system.buckets collections
SERVER-71335 Debug symbols of server binaries used by system_perf.yml are archived in S3
SERVER-73841 Enable feature flag
SERVER-74701 Add checksum verification for blackduck installer
SERVER-74954 Incorrect result when contained $or rewrites $elemMatch extra condition
SERVER-75298 Reduce log error severity in sharding logging library
SERVER-75667 Fix SBE's implementation of index consistency checks
SERVER-76299 Report writeConflicts in serverStatus on secondaries
SERVER-76824 Do not run mr_single_reduce.js in stepdown suites
SERVER-76828 Increase test coverage for RoutingTableHistory and ChunkMap
SERVER-76934 Update computeDiff() code should safely error when there are duplicate fields in the objects
SERVER-77003 Allow renames of time-series collection buckets
SERVER-77299 Pooled LDAP connections may reference out-of-scope memory after timeout
SERVER-77654 Having more constraints on time-series collection timeField name
SERVER-77856 Provide Atlas with a way to choose a specific initial sync sync source
SERVER-78019 Increase reshardingCriticalSectionTimeoutMillis for resharding_update_tag_zones_large.js
SERVER-78173 In $_internalStreamingGroup replace tasserts with uasserts
SERVER-78217 Renaming view return wrong error on sharded cluster (2nd attempt)
SERVER-78229 createIndexes should acquire the CollectionLock of the targeted nss before accessing the parent DatabaseShardingState
SERVER-78238 Text index indexes content of fields whose name contains dots
SERVER-78251 move_chunk_deferred_lookup.js can fail if mongos RSM is stale after stepup
SERVER-78299 Remove hang analyzer unit test on macos
SERVER-78351 Limit pushdown doesn't work on sharded clusters if $skip stage is present
SERVER-78410 Suppress debug election log messages in rollback resumable index build tests
SERVER-78434 never implicitly shard a view in implicitly_shard_accessed_collections.js
SERVER-78525 Update jstests/noPassthrough/metadata_size_estimate.js to use a smaller document size
SERVER-78554 search commands run over PinnedConnectionTaskExecutor can retry before the underlying connection pool processes initial failure
SERVER-78576 Add originalSpec field to NewIndexSpec IDL
SERVER-78659 The secondary thread of the Balancer should join its TaskExecutor when leaving to correctly clean its state on step down
SERVER-78696 Only clear shard filtering metadata before releasing the critical section in collmod participants
SERVER-78742 Ensure that connection fatal socket exceptions are respected in PyKMIP
SERVER-78751 $collStats should check for presence of time series options rather than relying on namespace checks
SERVER-78789 Distribute roles in metadata sizing test
SERVER-78813 Commit point propagation fails indefinitely with exhaust cursors with null lastCommitted optime
SERVER-78828 LDAP host timing data can be inconsistent during sorting
SERVER-78888 Unschedule Mix js
SERVER-78981 [v6.0] Denylist split_large_event.js test in v6.0 in multiversion suite
SERVER-79136 Incorrect query result of $match + $group on metaField over time-series
SERVER-79447 The balancer stop sequence may cause the config server to crash on step down
SERVER-79515 Update task generator
WT-8539 Correct description for statistic for rolling back oldest pinned.
WT-8915 Change log verbosity level mapping between AWS SDK and WiredTiger
WT-10285 test format fails with status 137 (Linux OOM killer) during sanitizer runs
WT-10536 Fix statistic check cache_hs_key_truncate_onpage_removal in test_hs32.py
WT-10759 Do not retry to force evict history store pages during reconciliation
WT-10862 Support read-only fast-truncate data format change in MongoDB 6.0 release
WT-10911 Investigate and update eviction timeline metrics that are showing up incorrectly
WT-11064 Skip globally visible tombstones as part of update obsolete check
WT-11233 Ensure all evergreen variants are using the v4 toolchain
WT-11312 Fix incorrect flag check for accurate force eviction stat
6.0.8 Changelog
Sharding
SERVER-61127 Multi-writes may exhaust the number of retry attempts in the presence of ongoing chunk migrations
SERVER-76546 _migrateClone can deadlock with prepared transactions on secondaries
SERVER-78414 Recipient shard in chunk migration can skip fetching changes to the migrated range, leading to lost writes
Query
SERVER-46446 Log time spent waiting for remote operations
Internals
SERVER-45255 Capture Pressure Stall Information in FTDC for Linux hosts
SERVER-62939 Starting up ESE with no KMIP server available leaves a backtrace
SERVER-66945 Re-enable ESE on MacOS
SERVER-67196 Ensure hb stats get updated before sync source selection in initial_sync_chooses_correct_sync_source.js
SERVER-71825 Implement and test document split algorithm
SERVER-74143 A slow query report should not require the rstl lock to return storage statistics
SERVER-76910 Make PyKMIP test harness return errors on version mismatch
SERVER-77005 Leave LDAP users logged-in during LDAP downtime
SERVER-77168 mongod crashes when restoring time series collection with auth enabled
SERVER-77266 createCollection command in rename_capped_collection_droptarget.js should ignore "cannot find ns" errors
SERVER-77298 Prevent fassert after killing opCtx as part of reconstructing prepared transactions after initial sync
SERVER-77386 Make '$_resumeAfter' parameter work with clustered collections
SERVER-77459 Verify /proc/pressure/cpu is readable in procparser_test
SERVER-77527 mongodbtoolchain/v3 stdlib unsafe against self-moves
SERVER-77710 Fix data race in AuditManager
SERVER-77769 SysPerf yml's compile-skip comment is incorrectly spaced
SERVER-77833 Mock meta cursors in sharded tests for batchSize/limit pushdown
SERVER-77998 Allow 'full' when reading from /proc/pressure/cpu
SERVER-78126 For specific kinds of input, mongo::Value() always hashes to the same result on big-endian platforms
SERVER-78136 Add "updateSearchIndex" Permission to the "readWrite" built-in-role
SERVER-78174 [v6.0] Blocklist large_events_failed_metric.js test in older versions where tracking of large change stream events is not backported
SERVER-78292 Issue with Object.entries in mongotmock assertEmpty
SERVER-78314 Create documentSourceWriterBatchBuffer server parameter
SERVER-78492 Resharding fuzzer tests are being generated but not run in Evergreen
6.0.7 Changelog
Sharding
SERVER-67732 mongod shutdown procedure doesn't shutdown the Grid::getExecutorPool()
SERVER-73848 Hashed shard keys with zones can cause issues with resharding
SERVER-76056 countDocsDeletedOnDonor name is misleading
SERVER-76948 Allow shard key fields to contain DBRefs
SERVER-77309 An interleaving might cause a migration to continue when it shouldn't
SERVER-78050 Chunk Migration Can Lose Data If Processing Deferred Modifications
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-58276 Add time-series bounded collection scan plans to query multi-planner
SERVER-63865 Handle missing index idents during standalone startup recovery after unclean shutdown
SERVER-64706 Create Feature flag for PM-2802
SERVER-66130 The Balancer workers need to be joined instead of detached to stop their activity without leaking memory
SERVER-67472 ban config_fuzzer from using emptycapped command
SERVER-67699 Add tracking for when change stream event exceeds 16Mb
SERVER-68329 Avoid dropping pools for any error thrown during connection setup
SERVER-69850 Compact can cause test timeout in the config_fuzzer test suite
SERVER-69884 selinux tests must skip if they have any tag beginning with "featureFlag"
SERVER-70242 Intracluster X509 authentication can trigger "Different user name was supplied to saslSupportedMechs"
SERVER-70267 Streaming group when id is on time
SERVER-70268 Unpack to BSONObj instead of Document for suitable queries
SERVER-70269 Avoid applying match filter to the unpacked document when the whole bucket matches
SERVER-70937 Disable multiversion testing between lts versions and dead rapid release versions
SERVER-71270 Time series optimization pushes $match on timeField before $project stage that removes the field from pipeline
SERVER-71387 Range-based window [+N, unbounded] can tassert
SERVER-71835 Allow change events over 16MB as intermediate results
SERVER-71839 Add 'canAppearOnlyOnce' stage constraint and stage-specific position check
SERVER-71985 Automatically retry time series insert on DuplicateKey error
SERVER-72250 In-memory Cluster Server Parameter cache is not updated transactionally
SERVER-72297 Add burn_in_tasks related configuration
SERVER-72880 Fix SELinux Test Executor Failures
SERVER-72921 Improve UX of generated multiversion tasks
SERVER-72928 Expand burn-in-tags to all required & suggested variants
SERVER-73007 CURL_OPT_SEEKFUNCTION not set for multi-pass authentication
SERVER-73423 CLUSTERED_IXSCAN with sort generates two duplicate plans
SERVER-73435 Re-enable create_database.js FSM test in config fuzzer crash suite
SERVER-73471 Use correct compile variants for burn_in_tags variant creation
SERVER-73662 tlsClusterCAFile is not being used to validate client certificates on Windows
SERVER-73734 Support evergreen nightly project in burn_in_tests.py
SERVER-73959 Add option to TaskExecutorCursor to not pre-fetch documents
SERVER-74301 Optimize serialization behavior for $changeStreamSplitLargeEvent
SERVER-74344 Ban use of sparse indexes on internal comparison expression unless explicitly hinted
SERVER-74451 Implement limit pushdown to mongot cursor
SERVER-74453 Implement support for getMore against a mongot cursor created with a user-defined limit
SERVER-74454 Add testing for limit pushdown of $search pipelines within $lookup
SERVER-74471 Prune existing tests to stabilize the signal from the change stream perf suite
SERVER-74551 WriteConflictException unnecessarily logged as warning during findAndModify after upgrade to mongo 5.0
SERVER-74645 integration_tests_standalone[_audit] should not run a unqiue build
SERVER-74716 Prevent "back-in-time" change stream resume token on MongoS
SERVER-74806 Write size estimation logic does not account for runtime/let constants
SERVER-74863 Implement $listSearchIndexes aggregation stage
SERVER-74980 excessive logging of "Refreshed cached collection" log messages introduced in 5.0
SERVER-75280 Make shard_keys_with_dollar_sign.js use long timeouts for resharding crit sec
SERVER-75392 Update rounding functions in S2 geometry library
SERVER-75479 Use system python on macos for ssl tests
SERVER-75626 Special handling for macosx venv
SERVER-75648 Add limit pushdown info to explain output
SERVER-75911 Make connection pool sizing between mongod and mongot configurable by server parameters
SERVER-75913 Address Upgrade concerns regarding KMIP Activate
SERVER-75932 Allow Configuration of mongod to authenticate search query requests to local mongot, but not search index management requests to the local Envoy
SERVER-75989 Add support for OpenSSL 3.0 FIPS
SERVER-76006 break compile_dist_test into small chunks in a new kind of task group
SERVER-76102 handleRIDRangeScan() sets hasCompatibleCollation wrong in recursive cases
SERVER-76179 "/var/run/mongodb/"mongod.pid" deleted on each Mongod shutdown
SERVER-76278 Log extra migration information
SERVER-76331 Bump mongo-task-generator version to 0.7.5
SERVER-76378 Use estimated impersonation metadata size in calculating block chunks
SERVER-76392 Collection validation hook should not error when trying to validate a view
SERVER-76404 Call the no-prefetch TaskExecutorCursor if there is an extractable limit
SERVER-76457 Support storing BuildID to debug symbols mapping for sanitizer builds
SERVER-76489 movePrimary set wrong collection version on new primary shard
SERVER-76565 Redact transaction API error logging
SERVER-76600 Increase timeouts for aggregation_timeseries_fuzzer on tsan/asan variants
SERVER-76619 Add setParameter to enable libcurl's verbose logging
SERVER-76621 Thread pool task executor can cause memory leak when handling exhaust command.
SERVER-76651 Switch to using db-contrib-tool symbolize command in resmoke
SERVER-76690 Special handling for PYTHONPATH when activate venv
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-76713 [v6.0] Platform Support: Add support for RHEL 7 PPC in 6.0
SERVER-76721 Robustify plan_cache_stats_shard_and_host.js to count plan cache entries only for specific plan cache key
SERVER-76739 Archive data missing on evergreen task timeouts
SERVER-76783 Backport search index commands to v6.0
SERVER-76812 Update eslint for arm workstations
SERVER-76826 $merge doesn't work with document that has dollar fields
SERVER-76859 Update ssl_fips.js for macOS
SERVER-76875 Exclude fields containing dots from indexes
SERVER-76983 mongos shutdown procedure doesn't shutdown the CatalogCache
SERVER-76988 Abort the reshardCollection operation when the zone information is too large
SERVER-77011 Upgrade ZLib on 6.0 branch
SERVER-77018 Deadlock between dbStats and 2 index builds
SERVER-77028 tlsClusterCAFile is not being used to validate client certificates on macOS
SERVER-77033 Tag plan_cache_stats_shard_and_host.js with requires_fcv
SERVER-77063 Failing bucket compression causes errors returned incorrectly for time-series inserts
SERVER-77074 mongod termination process should always shutdown and join the CatalogCached's thread pool
SERVER-77085 MultipleCursorsGetMoreWorks TaskExecutorCursorTest Should Allow getMores on cursors to occur in either order
SERVER-77154 Change server's internal client implementations to always use "hello" rather than "isMaster" for the connection handshake
SERVER-77185 Bug with implementation of $lookup in SBE
SERVER-77195 executor::ConnectionPool should appropriately handle the case where a connection is returned with a network error
SERVER-77196 NoPrefetch test in TaskExecutorCursorTest can deadlock
SERVER-77226 Fix permissions-checking when pinning code segments
SERVER-77230 Retry search/planShardedSearch commands when there is a network error
SERVER-77273 Add gcc IPA pass cp ICE to oom_retry tool
SERVER-77301 rewriteGroupByMinMax in timeseries doesn't respect collation
SERVER-77335 Enable sys-perf tasks needed for 6.0 vs 7.0 perf dashboard
SERVER-77383 ".msi.sha256" files have incorrect shasum
SERVER-77518 Disable pin_code_segments.js on 6.0 rhel-80-debug-ubsan
SERVER-77522 Stop writing contents of report.json to stdout in Jepsen list-append test
SERVER-77534 Fix diff finder to handle deleted files correctly
SERVER-77687 add ld OOM message to auto retry
SERVER-77868 Balancer secondary thread should reset state on step up
SERVER-78080 Use fully random bytes for 8 low-order bytes of OID value for time series bucket _id
SERVER-78169 Disable timeseries_lastpoint_top.js on 6.0
WT-7401 Silent test/format failure in the long-test Evergreen task
WT-8825 Fix test_checkpoint_snapshot05 expected value validation failure
WT-9038 Correctly handle overflow blocks that are being discarded in VLCS salvage
WT-9117 test format exited with status 137 (Linux OOM killer)
WT-9457 Preserve ckpt_most_recent value across restart
WT-9545 wt8246_compact_rts_data_correctness test read incorrect data on macOS
WT-9721 Format stress tests generate cores even when successful
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-10449 Do not save update chain when there are no updates to be written to the history store
WT-10488 test_schema_abort failed with invalid argument
WT-10522 Fix a bug that leads to an unexpected aborted tombstone on update chain
WT-10528 test_wt8246_compact_rts_data_correctness retry to insert the data during WT_ROLLBACK
WT-10624 Fix regression on x86 for search and insert
WT-10671 Reset statistics when retrying test in test_checkpoint04.py
WT-10764 Add start and stop messages to rollback to stable
WT-10909 Simplify new test_backup29.py more
WT-10920 Minor cleanup to test_backup29.py
WT-10935 Change patch build Python unit tests to run on ubuntu2004-large
WT-11027 failed: wiredtiger.so: cannot open shared object file: No such file or directory [wiredtiger-mongo-v6.0]
WT-11031 Fix RTS to skip tables with no time window information in the checkpoint
WT-11036 Add test of incremental backup after files are closed by dhandle sweep
WT-11051 Fix newest start durable timestamp comparison in aggregate timestamp validation
WT-11140 Update Python path for Windows variants
6.0.6 Changelog
Security
SERVER-74808 Invariant failure - isVersionInitialized()
Sharding
SERVER-72146 Make chunk migrations metrics more accessible from Atlas
SERVER-72430 MigrationDestinationManager::report() may access null _migrationCloningProgress
SERVER-73229 Logical sessions cache refresh ignores write errors from updating session document, leading to cursors being killed early
SERVER-73441 Make sure shard key bounds are valid when committing moveRange
SERVER-73645 Unhandled exception on BalancerCommandsScheduler
SERVER-73751 movePrimary shouldn't create indexes for sharded collections
SERVER-73877 Wait for shard to have a primary before doing a migration in prepare_transaction_then_migrate.js
SERVER-74380 Router role retry loop should allow namespaces different from the one it was created for
SERVER-75481 Consider ideal data size when balancing
SERVER-76004 Remove incorrect sharding tassert in getOwnershipFilter function
SERVER-76178 Fix moveRange authorization requirements
Query
SERVER-48196 Upgrade the timelib to the latest to update the built-in timezone files to the latest
SERVER-72224 Clustered collections with non-"simple" default collation miss documents when querying on _id using "simple" collation
Write Operations
SERVER-75517 illegal format of _id possible via upsert
Aggregation
SERVER-74930 $avg is returning the sum instead of the average in aggregate $group
Internals
SERVER-51835 Mongos readPreferenceTags are not working as expected
SERVER-54150 Recovery from a stable checkpoint should fassert on oplog application failures
SERVER-57056 Syslog severity set incorrectly for INFO messages
SERVER-61100 Fix multiversion tests that assert last-lts/last-continuous incompatibility
SERVER-64000 Create a unlock/relock scope guard
SERVER-65700 list-append's Evergreen report generator masks failures if a single iteration succeeds
SERVER-66012 Use a WiredTiger version cursor to print metadata of extra index entries during validation
SERVER-66795 Improve throttling on migration batches issued by the Balancer
SERVER-66927 Remove reference to silentFail from mongo repo
SERVER-67105 $in queries do not use clustered index
SERVER-67183 Higher throughput Chunk Migration - reimplement for fetching and insertion
SERVER-67504 Make mongotmock aware that requests can come from different shards
SERVER-67780 Incorrect $group rewrite for timeseries collection when the accumulator uses meta field
SERVER-68328 Add ResumableChangeStreamError label to ReadConcernMajorityNotAvailableYet errors
SERVER-68388 Limit concurrency setting and update server parameter name
SERVER-68648 Enable feature flag
SERVER-68670 Cache imbalanced collections for balancing
SERVER-68841 Enable Black Duck on 6.0
SERVER-69783 use integral type for TTL index test case in ttl_index_options.js
SERVER-69952 Filtering on dates outside of the 32 bit epoch range returns wrong results
SERVER-70640 Add migrationConcurrency to serverStatus
SERVER-70912 All LDAP bind state must be attached to connection object
SERVER-71009 Make sure the select chunks operation doesn't take too long
SERVER-71053 Fix dataSize can be negative and incorrect on rollback
SERVER-71307 Aggregations with $search should fail if the resolved collation is non-simple
SERVER-71636 Explain executionStats does not work for $lookup on sharded collection
SERVER-71792 Log list of cursors a range deletion is going to wait on
SERVER-72107 Parsing strings in KeyString can throw Overflow error
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-72574 Ability to dump lock manager upon lock request timeout
SERVER-72619 Refactor and add more testing for migration_chunk_cloner_source changes
SERVER-72686 Add support for $collStats agg stage on timeseries collection
SERVER-72689 Create feature flag for sharded sort in search on version 6.0
SERVER-72690 Enable feature flag
SERVER-72774 A node in quiesce mode can win election
SERVER-73125 Builtin variable $$NOW is not available in document validation
SERVER-73169 Disallow project_with_collation.js from running in suites that terminate a node
SERVER-73204 Update mongos planning for $search pipelines to support a custom sort
SERVER-73222 Add searchFeatures to planShardedSearch command
SERVER-73264 Fix wrong invariant in MigrationChunkClonerSource::commitClone
SERVER-73383 Defragmentation may start over right after finishing
SERVER-73385 RenameCollectionCoordinator wrongly releases critical section for destination ns.
SERVER-73390 Mitigate database version regression bug on drop database
SERVER-73400 Use -large Evergreen distro for compiling on arm64 in sys-perf project
SERVER-73608 Create skeleton for PinnedConnectionTaskExecutor
SERVER-73610 Introduce connection-leasing from ConnectionPool and NetworkInterface
SERVER-73611 Implement RPC functionality of PinnedConnectionTaskExecutor
SERVER-73613 Let TaskExecutorCursor use pinned transport connections
SERVER-73822 Time-series $group rewrite ignores certain accumulators
SERVER-73854 Add testing for custom sort in $search within $lookup and $unionWith sub-pipelines
SERVER-73869 Increase concurrency suite idle timeout on macos-*
SERVER-73943 Pin code pages in memory in memory constrained systems
SERVER-74038 [Windows] Possible negative performance effects of SetProcessWorkingSetSize in SecureAllocator
SERVER-74045 Allow turning on diagnostic log messages for validate
SERVER-74103 Increase storage log verbosity in oplog_sampling.js
SERVER-74112 Make MongotTaskExecutor's NetworkInterface skip authentication
SERVER-74131 Multiplanning together with subplanning causes server crash in mapReduce queries
SERVER-74156 Package plist files with macosx releases