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  1. JDK
  2. JDK-6948539

CMS+UseCompressedOops: placement of cms_free bit interferes with promoted object link

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    • Subcomponent:
      gc
    • Introduced In Version:
    • CPU:
      generic
    • OS:
      generic, solaris_10

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        Description

        If the CMS old gen happens to be placed at the right virtual addresses, the
        cms_free bit can interfere with the promoted link used by objects
        promoted into the old gen. This can cause BOT walks during card-scanning
        to crash.

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                Assignee:
                ysr Y. Ramakrishna
                Reporter:
                ysr Y. Ramakrishna
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                  Created:
                  Updated:
                  Resolved:
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