2.6 Changelog

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2.6.12 Changelog

Security

SERVER-19284 Should not be able to create role with same name as builtin role

Sharding

SERVER-17886 dbKillCursors op asserts on mongos when at log level 3
SERVER-19266 An error document is returned with result set
SERVER-20191 multi-updates/remove can make successive queries skip shard version checking
SERVER-20839 trace_missing_docs_test.js compares Timestamp instances using < operator in mongo shell

Query

SERVER-2454 Queries that are killed during a yield should return error to user instead of partial result set
SERVER-16042 Optimise $all/$and to select smallest subset as initial index bounds
SERVER-19725 NULL pointer crash in QueryPlanner::plan with $near operator
SERVER-20083 Add log statement at default log level for when an index filter is set or cleared successfully
SERVER-20829 RUNNER_DEAD on document delete during update by _id or find by _id
SERVER-21227 MultiPlanStage::invalidate() should not flag and drop invalidated WorkingSetMembers
SERVER-21602 Reduce execution time of cursor_timeout.js
SERVER-22195 queryoptimizer3.js failing on 2.6
SERVER-22535 Some index operations (drop index, abort index build, update TTL config) on collection during active migration can cause migration to skip documents

Write Operations

SERVER-21647 $rename changes field ordering

Storage

SERVER-21543 Lengthen delay before deleting old journal files

MMAP

SERVER-22261 MMAPv1 LSNFile may be updated ahead of what is synced to data files

Operations

SERVER-13985 printShardingStatus uses group/JS

Build and Packaging

SERVER-18432 alert when passing unused variables to scons
SERVER-18793 Enterprise RPM build issues
SERVER-19509 The nproc ulimits are different across packages
SERVER-20583 migrate all windows-64 vs2010 builders in evergreen to use new version of the distribution
SERVER-20830 set push and docs_tickets tasks as not available for patch testing
SERVER-21864 streamline artifact signing procedure to support coherent release process

Internals

SERVER-20121 XorShift PRNG should use unsigned arithmetic
SERVER-20401 Publicly expose net.ssl.disabledProtocols

2.6.11 – Changes

Querying

SERVER-19553 mongod shouldn’t use sayPiggyBack to send killCursor messages
SERVER-18620 Reduce frequency of “staticYield can't unlock” log message
SERVER-18461 Range predicates comparing against a BinData value should be covered, but are not in 2.6
SERVER-17815 Plan ranking tie breaker is computed incorrectly
SERVER-16265 Add query details to getmore entry in profiler and db.currentOp()
SERVER-15217 v2.6 query plan ranking test “NonCoveredIxisectFetchesLess” relies on order of deleted record list
SERVER-14070 Compound index not providing sort if equality predicate given on sort field

Replication

SERVER-18280 ReplicaSetMonitor should use electionId to avoid talking to old primaries
SERVER-18795 db.printSlaveReplicationInfo()/rs.printSlaveReplicationInfo() can not work with ARBITER role

Sharding

SERVER-19464 $sort stage in aggregation doesn’t call scoped connections done ()
SERVER-18955 mongos doesn’t set batch size (and keeps the old one, 0) on getMore if performed on first _cursor->more()

Indexing

SERVER-19559 Document growth of “key too large” document makes it disappear from the index
SERVER-16348 Assertion failure n >= 0 && n < static_cast<int>(_files.size()) src/mongo/db/storage/extent_manager.cpp 109
SERVER-13875 ensureIndex() of 2dsphere index breaks after upgrading to 2.6 (with the new createIndex command)

Networking

SERVER-19389 Remove wire level endianness check

Build and Testing

SERVER-18097 Remove mongosTest_auth and mongosTest_WT tasks from evergreen.yml
SERVER-18068 Coverity analysis defect 72413: Resource leak
SERVER-18371 Add SSL library config detection

2.6.10 – Changes

Security

SERVER-18312 Upgrade PCRE to latest
SERVER-17812 LockPinger has audit-related GLE failure
SERVER-17647 Compute BinData length in v8
SERVER-17591 Add SSL flag to select supported protocols
SERVER-16849 On mongos we always invalidate the user cache once, even if no user definitions are changing
SERVER-11980 Improve user cache invalidation enforcement on mongos

Querying

SERVER-18364 Ensure non-negation predicates get chosen over negation predicates for multikey index bounds construction
SERVER-17815 Plan ranking tie breaker is computed incorrectly
SERVER-16256 $all clause with elemMatch uses wider bounds than needed

Replication

SERVER-18211 MongoDB fails to correctly roll back collection creation
SERVER-17771 Reconfiguring a replica set to remove a node causes a segmentation fault on 2.6.8
SERVER-13542 Expose electionId on primary in isMaster

Sharding

SERVER-17812 LockPinger has audit-related GLE failure
SERVER-17805 logOp / OperationObserver should always check shardversion
SERVER-17749 collMod usePowerOf2Sizes fails on mongos
SERVER-11980 Improve user cache invalidation enforcement on mongos

Storage

SERVER-18211 MongoDB fails to correctly roll back collection creation
SERVER-17653 ERROR: socket XXX is higher than 1023; not supported on 2.6.*

Indexing

SERVER-17018 Assertion failure false src/mongo/db/structure/btree/key.cpp Line 433 on remove operation

Write Ops

SERVER-18111 mongod allows user inserts into system.profile collection
SERVER-13542 Expose electionId on primary in isMaster

Networking

SERVER-18096 Shard primary incorrectly reuses closed sockets after relinquish and re-election
SERVER-17591 Add SSL flag to select supported protocols

Build and Packaging

SERVER-18344 logs should be sent to updated logkeeper server
SERVER-18082 Change smoke.py buildlogger command line options to environment variables
SERVER-18312 Upgrade PCRE to latest
SERVER-17780 Init script sets process ulimit to different value compared to documentation
SERVER-16563 Debian repo component mismatch - mongodb/10gen

Shell

SERVER-17951 db.currentOp() fails with read preference set

Testing

SERVER-18262 setup_multiversion_mongodb should retry links download on timeouts
SERVER-18229 smoke.py with PyMongo 3.0.1 fails to run certain tests
SERVER-18073 Fix smoke.py to work with PyMongo 3.0

2.6.9 – Changes

Security

SERVER-16073 Cre

Docs

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2.6 Changelog

2.6.12 Changelog

Security

Sharding

Query

Write Operations

Storage

MMAP

Operations

Build and Packaging

Internals

2.6.11 – Changes

Querying

Replication

Sharding

Indexing

Networking

Build and Testing

2.6.10 – Changes

Security

Querying

Replication

Sharding

Storage

Indexing

Write Ops

Networking

Build and Packaging

Shell

Testing

2.6.9 – Changes

Security