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  1. JDK
  2. JDK-8190862

Interpreter never refills TLAB

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    • Icon: Bug Bug
    • Resolution: Fixed
    • Icon: P3 P3
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      When using SerialGC or ParallelGC(and non-numa) interpreter never refills TLAB. After the first TLAB allocations we end up with bump the pointer on eden which can lead to performance issue with contented CAS operations. Both JFR memory leak and google low overhead profiler cannot profile with the inconsistent handling of TLAB refills in Interpreter.

        1.
        		 JDK-8190862 work for arch x86/x64 Sub-task Resolved Jean Christophe Beyler  
        2.
        		 JDK-8190862 work for arch arm32 Sub-task Resolved Jean Christophe Beyler  
        3.
        		 JDK-8190862 work for arch aarch64 Sub-task Resolved Jean Christophe Beyler  
        4.
        		 JDK-8190862 work for arch ppc64 Sub-task Resolved Jean Christophe Beyler  
        5.
        		 JDK-8190862 work for arch s390 Sub-task Resolved Jean Christophe Beyler  
        6.
        		 JDK-8190862 work for arch sparc Sub-task Resolved Jean Christophe Beyler  

            jcbeyler Jean Christophe Beyler
            rehn Robbin Ehn
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              Created:
              Updated:
              Resolved: