Cassandra 发布 0.6.2 版本 修复bug 20个

5月28号, Cassandra 发布了其 0.6.2 版本,本版本修改了下面的20个bug:

  • fix contrib/word_count build. (CASSANDRA-992)
  • split CommitLogExecutorService into BatchCommitLogExecutorService and PeriodicCommitLogExecutorService (CASSANDRA-1014)
  • add latency histograms to CFSMBean (CASSANDRA-1024)
  • make resolving timestamp ties deterministic by using value bytes as a tiebreaker (CASSANDRA-1039)
  • Add option to turn off Hinted Handoff (CASSANDRA-894)
  • fix windows startup (CASSANDRA-948)
  • make concurrentreads, concurrentwrites configurable at runtime via JMX (CASSANDRA-1060)
  • disable GCInspector on non-Sun JVMs (CASSANDRA-1061)
  • fix tombstone handling in sstable rows with no other data (CASSANDRA-1063)
  • fix size of row in spanned index entries (CASSANDRA-1056)
  • install json2sstable, sstable2json, and sstablekeys to Debian package
  • StreamingService.StreamDestinations wouldn’t empty itself after streaming finished (CASSANDRA-1076)
  • added Collections.shuffle(splits) before returning the splits in ColumnFamilyInputFormat (CASSANDRA-1096)
  • do not recalculate cache capacity post-compaction if it’s been manually modified (CASSANDRA-1079)
  • better defaults for flush sorter + writer executor queue sizes (CASSANDRA-1100)
  • windows scripts for SSTableImport/Export (CASSANDRA-1051)
  • windows script for nodetool (CASSANDRA-1113)
  • expose PhiConvictThreshold (CASSANDRA-1053)
  • make repair of RF==1 a no-op (CASSANDRA-1090)
  • improve default JVM GC options (CASSANDRA-1014)
  • fix SlicePredicate serialization inside Hadoop jobs (CASSANDRA-1049)

从上面的列表可以看出,其中有一部分是对JVM的垃圾回收功能相关模块的bug修复,还有一部分针对windows平台进行的改进或修复。

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