MongoDB 3.6.12 Released

by · Published · Updated

Critical issues/regressions fixed:

  • WT-4324 Ensure checkpoints rewrite pages with data in the future (potential data loss)
  • SERVER-39932 SessionRuntimeInfo memory is not being released (STAR-235)

Sharding:

  • 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

Replication:

  • 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

Storage/WT:

  • SERVER-17010 Reduce file handle usage in File based Sorter
  • SERVER-36437 The dbstats command should lock the database in MODE_IS instead of MODE_S
  • WT-4615 Sync backup file before returning backup cursor (until this fix, we fsync neither the backup file nor the directory where it’s located)

Diagnostics:

  • SERVER-37722 Quiet mode does not suppress connection end events
  • SERVER-40131 Incorrect format string in Windows stacktrace generator.

You may also like...