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  1. JDK
  2. JDK-8067469

G1 ignores AlwaysPreTouch

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    • Subcomponent:
      gc
    • Resolved In Build:
      b45

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        Description

        JDK-8038423 introduced a G1 specific virtual space manager. It does not implement the AlwaysPreTouch feature, simply ignoring it.

        This causes some workload (e.g. Specjbb2005 with 120G heap) have a very long first full gc with large sys time.

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                Assignee:
                tschatzl Thomas Schatzl
                Reporter:
                tschatzl Thomas Schatzl
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