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  1. JDK
  2. JDK-8238665

Add JFR event for direct memory statistics

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    Details

    • Type: Enhancement
    • Status: Resolved
    • Priority: P4
    • Resolution: Fixed
    • Affects Version/s: 15
    • Fix Version/s: 15
    • Component/s: hotspot
    • Subcomponent:
      jfr
    • Resolved In Build:
      b19

      Description

      Developers can use JFR to monitor the statistics of GC、CodeCache、Metaspace currently so that they can the memory problem in advance.

      Many Java middleware(e.g. Netty) and applications also use direct memory for achieving higher performance, so it's necessary to add an event to report the statistics of direct memory.

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            Assignee:
            ddong Denghui Dong
            Reporter:
            ddong Denghui Dong
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              Created:
              Updated:
              Resolved: