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Scylla Enterprise 2020.1.4

The ScyllaDB team announces the release of Scylla Enterprise 2020.1.4, a production-ready Scylla Enterprise patch release. As always, Scylla Enterprise customers are encouraged to upgrade to Scylla Enterprise 2020.1.4 in coordination with the Scylla support team.

The focus of Scylla Enterprise 2020.1.4 is improving stability and bug fixes. More below.

Related Links

Fixed issues in this release are listed below, with open source references, if present:

  • Stability: “No query parameter set for a session requesting a slow_query_log record” error while tracing slow batch queries #5843 (Ent #1506)
  • Scylla_setup fails with “symbol lookup error: /lib64/libpthread.so.0: undefined symbol: __libc_vfork, version GLIBC_PRIVATE” error. LD_PRELOAD malfunctions in relocated executables #7493 (Ent #1522)
  • Stability: appending_hash ignores cells after first null #4567
  • Stability: “No query parameter set for a session requesting a slow_query_log record” error while tracing slow batch queries #5843
  • Stability: Alternator use after return in get_key_from_roles #6897
  • Stability: too aggressive TWCS compactions after upgrading #6928
  • Stability: Reactor stall for 6 ms in sstables::seal_summary() #7108
  • Stability: race in schema version recalculation leading to stale schema version in gossip #7200
  • Stability: Scylla crashing on repairs (uncaught exceptions) #7285
  • Stability: ascii validation of large cells causes large allocations #7393
  • Stability: Cleanup compaction in KA/LA SSTables may crash the node in some cases #7553
  • Stability: some non-prepared statements can leak memory (with set/map/tuple/udt literals) #7019
  • Stability: Under certain conditions aborting repair will not abort the SSTable writer it uses, the latter failing because the data stream is interrupted unexpectedly. #7411
  • Stability: ASCII validation of large cells causes large allocations #7393
  • Stability: Useless linearization on large data during validation, of either type bytes or string-derived, potentially cause stalls due to reclaiming #7318
  • Install: python scripts core dump with non-default locale #7408
  • scyllatop: using metricPattern fails with “dictionary changed size during iteration#7488

30 Nov 2020