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  1. Apache RocketMQ
  2. ROCKETMQ-378

简易的维护buffermapper，解决mapper占据大量内存

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Details

    • New Feature
    • Status: Closed
    • Major
    • Resolution: Fixed
    • 4.3.0
    • None
    • rocketmq-broker, rocketmq-store
    • None

    Description

      mmap加载文件到内存中，内存的维护由mmap内部机制控制。没有其他有效的方式控制内存。1.  当有大量的文件的时候，会占据大量的内存，无法清理。造成大量的内存占用，从而浪费内存

      2.  映射存在，但是数据从内存冲删除，造成大量的删除与加载

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            yukon Xinyu Zhou
            laohu laohu
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            Dates

              Created:
              Updated:
              Resolved: