Sep 8, 2016

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Binaries

General Changes

  • CockroachDB has reverted to RocksDB 4.8. #9118
  • The logging format has changed to include a goroutine ID. #8977
  • CockroachDB now builds correctly when Git worktrees are used; as a consequence Git version 2.5 or newer is now required when building from source. #9072

Command-Line Interface Changes

  • The --from and --to arguments of debugging commands now support backslash-escaped keys. #8903
  • If any environment variables are used to configure the server, the names of those variables are printed to the logs. #9069

Bug fixes

  • Fixed a bug that would result in the server locking up after a few hours on a machine or VM with only one CPU. #8908
  • Fixed another cause of persistently broken connections on node restarts. #8947
  • CREATE TABLE now reports errors correctly instead of failing silently. #9011
  • The replica garbage collection process is no longer confused by uninitialized replicas. #9021
  • Fixed various data races. #8865, #8933
  • Fixed a panic in the time-series query system. #9038

Performance Improvements

  • Internal locking mechanisms have been refactored to improve parallelism. #8941
  • GRPC request tracing has been disabled due to its memory cost. #9113
  • Raft leadership is more reliably transferred to coincide with the range lease. #8932
  • Raft snapshots are now limited to one at a time on both the receiving and sending nodes. #8974
  • Node startup time has been improved. #9020
  • Reduced memory usage of the timestamp cache. #9102
  • Old replicas are now garbage-collected with higher priority. #9019
  • Transaction records for splits and replica changes are now garbage-collected sooner. #9036

Doc Updates

Contributors

This release includes 180 merged PRs by 17 authors. We would like to thank first-time contributor Henry Escobar from the CockroachDB community.



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