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  1. JDK
  2. JDK-8259377

Shenandoah: Enhance weak reference processing time tracking

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    Details

    • Subcomponent:
      gc
    • Resolved In Build:
      b06

      Description

      Before:
      [9.844s][info][gc,stats] System Purge = 0.000 s (a = 76 us) (n = 1) (lvls, us = 76, 76, 76, 76, 76)
      [9.844s][info][gc,stats] Unload Classes = 0.001 s (a = 541 us) (n = 1) (lvls, us = 541, 541, 541, 541, 541)
      [9.844s][info][gc,stats] Weak Roots = 0.000 s (a = 75 us) (n = 1) (lvls, us = 75, 75, 75, 75, 75)
      [9.844s][info][gc,stats] CLDG = 0.000 s (a = 0 us) (n = 1) (lvls, us = 0, 0, 0, 0, 0)
      After:
      [9.936s][info][gc,stats] System Purge = 0.001 s (a = 611 us) (n = 1) (lvls, us = 609, 609, 609, 609, 611)
      [9.936s][info][gc,stats] Unload Classes = 0.000 s (a = 475 us) (n = 1) (lvls, us = 475, 475, 475, 475, 475)
      [9.936s][info][gc,stats] DCU: <total> = 0.000 s (a = 162 us) (n = 1) (lvls, us = 160, 160, 160, 160, 162)
      [9.936s][info][gc,stats] DCU: Code Cache Roots = 0.000 s (a = 162 us) (n = 1) (lvls, us = 160, 160, 160, 160, 162)
      [9.936s][info][gc,stats] Weak Roots = 0.000 s (a = 105 us) (n = 1) (lvls, us = 105, 105, 105, 105, 105)
      [9.936s][info][gc,stats] DWR: <total> = 0.000 s (a = 210 us) (n = 1) (lvls, us = 209, 209, 209, 209, 210)
      [9.936s][info][gc,stats] DWR: VM Weak Roots = 0.000 s (a = 210 us) (n = 1) (lvls, us = 209, 209, 209, 209

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              Assignee:
              zgu Zhengyu Gu
              Reporter:
              zgu Zhengyu Gu
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                Dates

                Created:
                Updated:
                Resolved: