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  1. JDK
  2. JDK-6545719

Regression : Infinite GC occurs after fix in CR 6370163

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    Details

    • Type: Bug
    • Status: Resolved
    • Priority: P2
    • Resolution: Fixed
    • Affects Version/s: 5.0u11
    • Fix Version/s: hs10
    • Component/s: hotspot
    • Labels:
    • Subcomponent:
      gc
    • Resolved In Build:
      b13
    • CPU:
      x86
    • OS:
      windows_xp

      Backports

        Description

        When VM uses PermHeap fully, GC interates infinite Full GC.
        This come to occur in 5.0u10, it does not in 5.0u8.

        CONFIGURATION :
         WinXP(sp2, japanese)
         MEM : 512MB
         JRE/JDK : 5.0u10/5.0u11

        REPRODUCE :
        1) compile the attached java program
        2) Invoke he following command
           N:\gc-regression>java -Xmx512m -verbose:gc PermLeak
           You will see the following message shows up infinitely.
         ......
        [Full GC 69765K->69765K(195512K), 0.0245129 secs]
        [Full GC 69765K->69765K(195512K), 0.0244146 secs]
        [Full GC 69765K->69765K(195512K), 0.0242774 secs]
        [Full GC 69765K->69765K(195512K), 0.0272797 secs]
        [Full GC 69765K->69765K(195512K), 0.0240545 secs]
        [Full GC 69765K->69765K(195512K), 0.0281977 secs]
        [Full GC 69765K->69765K(195512K), 0.0243053 secs]
        [Full GC 69765K->69765K(195512K), 0.0240855 secs]
        [Full GC 69765K->69765K(195512K), 0.0240751 secs]
        [Full GC 69765K->69765K(195512K), 0.0243808 secs]
        [Full GC 69765K->69765K(195512K), 0.0439710 secs]
        [Full GC 69765K->69765K(195512K), 0.0432144 secs]
        [Full GC 69765K->69765K(195512K), 0.0248107 secs]
        [Full GC 69765K->69765K(195512K), 0.0301530 secs]
        [Full GC 69765K->69765K(195512K), 0.0241363 secs]
        [Full GC 69765K->69765K(195512K), 0.0245216 secs]
        [Full GC 69765K->69765K(195512K), 0.0240100 secs]
        [Full GC 69765K->69765K(195512K), 0.0247816 secs]
        [Full GC 69765K->69765K(195512K), 0.0243092 secs]
        [Full GC 69765K->69765K(195512K), 0.0244741 secs]
        [Full GC 69765K->69765K(195512K), 0.0261402 secs]
        [Full GC 69765K->69765K(195512K), 0.0251121 secs]
        [Full GC 69765K->69765K(195512K), 0.0241321 secs]
        [Full GC 69765K->69765K(195512K), 0.0242020 secs]
        [Full GC 69765K->69765K(195512K), 0.0280566 secs]
        .....

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                Assignee:
                ysr Y. Ramakrishna
                Reporter:
                tbaba Tadayuki Baba (Inactive)
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                  Updated:
                  Resolved:
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