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  1. JDK
  2. JDK-8273959

Some metaspace diagnostic switches should be develop

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      The switches `MetaspaceHandleDeallocations` and `MetaspaceGuardAllocations` control debug-only features and consequently should be develop instead.

      Any usage of -XX:+UnlockDiagnosticVMOptions then unnecessary should be removed.

            stuefe Thomas Stuefe
            stuefe Thomas Stuefe
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