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  1. JDK
  2. JDK-8214535 Extend JMap to support parallel and incremental heap scanning
  3. JDK-8215624

Add parallel heap iteration for jmap –histo

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    • b12

    Backports

      Description

        Add a parallel heap iteration for jmap --histo will allow the system to not be done sequentially

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            backported by

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8266352 Add parallel heap iteration for jmap –histo

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved
            csr for

            CSR - null JDK-8239290 Add parallel heap iteration for jmap -histo

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Closed
            duplicates

            Sub-task - The sub-task of the issue JDK-8253043 Parallel heap inspection for G1

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Closed
            relates to

            Enhancement - null JDK-8307348 Parallelize heap walk for ObjectCount(AfterGC) JFR event collection

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

            Enhancement - null JDK-8261482 Adjust jmap histo command to accept noparallel option to inspect heap serially

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Closed

            Bug - A problem which impairs or prevents the functions of the product. JDK-8253763 ParallelObjectIterator should have virtual destructor

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

            Bug - A problem which impairs or prevents the functions of the product. JDK-8280002 jmap -histo may leak stream

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved

            Bug - A problem which impairs or prevents the functions of the product. JDK-8251570 JDK-8215624 causes assert(worker_id < _n_workers) failed: Invalid worker_id

            • P1 - Blocks development and/or testing work, production could not run.
            • Closed
            links to

            Commit Commit openjdk/jdk11u-dev/085dbe32

            Review Review openjdk/jdk11u-dev/127

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                lzang Lin Zang
                jcbeyler Jean Christophe Beyler
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                  Created:
                  Updated:
                  Resolved: