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  1. HBase
  2. HBASE-15492

Memory usage optimizations

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Details

    • Improvement
    • Status: Closed
    • Major
    • Resolution: Abandoned
    • 2.0.0
    • None
    • None
    • None

    Description

      This is master ticket for all memory optimization tasks.

      Attachments

        1. pre-HBASE-15479.jfr
          5.36 MB
          Vladimir Rodionov
        2. baseline.jfr
          4.70 MB
          Vladimir Rodionov
        3. 5Patches.jfr
          4.23 MB
          Vladimir Rodionov

        Issue Links

          incorporates

          Sub-task - The sub-task of the issue HBASE-15479 No more garbage or beware of autoboxing

          • Major - Major loss of function.
          • Closed

          Sub-task - The sub-task of the issue HBASE-15509 Avoid copy of block data in HFileBlock$Writer.finishBlock

          • Major - Major loss of function.
          • Closed

          Sub-task - The sub-task of the issue HBASE-15513 hbase.hregion.memstore.chunkpool.maxsize is 0.0 by default

          • Major - Major loss of function.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-15542 Minimize garbage memory allocations during compaction

          • Major - Major loss of function.
          • Resolved

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-15510 Reuse buffer inside RpcServer$Connection.readAndProcess

          • Major - Major loss of function.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-15512 Avoid cell allocation on Store.add(Cell)

          • Major - Major loss of function.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-15514 Single (or small number) of Column Family(ies) in Mutation optimization

          • Major - Major loss of function.
          • Closed

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-15491 Reuse byte buffers in AsyncRpcClient

          • Major - Major loss of function.
          • Patch Available

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-15493 Default ArrayList size may not be optimal for Mutation

          • Major - Major loss of function.
          • Patch Available

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-15501 MultiAction.add creates unnecessary temporary objects

          • Major - Major loss of function.
          • Patch Available

          Improvement - An improvement or enhancement to an existing feature or task. HBASE-15506 FSDataOutputStream.write() allocates new byte buffer on each operation

          • Major - Major loss of function.
          • Patch Available

          Activity

            People

              Unassigned Unassigned
              vrodionov Vladimir Rodionov
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              Dates

                Created:
                Updated:
                Resolved: