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  1. JDK
  2. JDK-4052794

hangs taking up 100% of CPU

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: P4
    • Resolution: Cannot Reproduce
    • Affects Version/s: 1.1.2
    • Fix Version/s: None
    • Component/s: client-libs
    • Labels:
    • Subcomponent:
    • CPU:
      sparc
    • OS:
      solaris_9

      Description

      [toga, 5/17/97]
      hotjava seemed to hang, and my perfmeter showed 100% cpu usage. I did a
      truss on /usr/dist/share/hotjava,v1.0b18/runtime/bin/sparc/green_threads/java
      and got a bunch of output like that below. The URL I was trying to load
      is:

      http://www.sanjose.org/nsapi/illustra/sj_P1

      write(11, " 7\0\0040E04FBC30E\001AE".., 132) = 132
      ioctl(11, FIONREAD, 0xEF051724) = 0
      ioctl(11, FIONREAD, 0xEF051724) = 0
      poll(0xEF04F318, 1, 0) = 0
      getcontext(0xEF051E28)
      setcontext(0xEF0B1E28)
      getcontext(0xEF0B1E28)
      setcontext(0xEF081E28)
      ioctl(11, FIONREAD, 0xEF08175C) = 0
      ioctl(11, FIONREAD, 0xEF08175C) = 0
      poll(0xEF07F350, 1, 0) = 0
      poll(0xEF07F600, 1, 0) = 0
      getcontext(0xEF081E28)
      setcontext(0xEF3C1E28)
      setitimer(ITIMER_REAL, 0xEF3C1C40, 0x00000000) = 0
      getcontext(0xEF3C1E28)
      setcontext(0xEF051E28)
      getcontext(0xEF051E28)
      setcontext(0xEF3C1E28)
      setitimer(ITIMER_REAL, 0xEF3C1C40, 0x00000000) = 0
      getcontext(0xEF3C1E28)
      setcontext(0xEF0B1E28)
          Received signal #14, SIGALRM [caught]
      getcontext(0xEF0B1E28)
      setcontext(0xEF3C1E28)
      setitimer(ITIMER_REAL, 0xEF3C1C40, 0x00000000) = 0
      getcontext(0xEF3C1E28)
      setcontext(0xECD01E28)
      getcontext(0xECD01E28)
      setcontext(0xEF3C1E28)
      setitimer(ITIMER_REAL, 0xEF3C1C40, 0x00000000) = 0
      getcontext(0xEF3C1E28)
      setcontext(0xEF211E28)
      getcontext(0xEF211E28)
      setcontext(0xEF0B1E28)
      setcontext(0xEF0B1530)
      getcontext(0xEF0B1E28)
      setcontext(0xEF211E28)
      getcontext(0xEF211E28)
      setcontext(0xEF0B1E28)
          Received signal #14, SIGALRM [caught]
      getcontext(0xEF0B1E28)
      setcontext(0xEF3C1E28)
      setitimer(ITIMER_REAL, 0xEF3C1C40, 0x00000000) = 0
      getcontext(0xEF3C1E28)
      setcontext(0xEF0B1E28)
      setcontext(0xEF0B1530)
          Received signal #14, SIGALRM [caught]
      getcontext(0xEF0B1E28)
      setcontext(0xEF3C1E28)
          Received signal #22, SIGPOLL [caught]
            siginfo: SIGPOLL POLL_IN fd=16843051 band=0
      poll(0x00022B40, 10, 0) = 10
      setcontext(0xEF3C18B0)
      getcontext(0xEF3C1E28)
      setcontext(0xECD01E28)
      sigprocmask(SIG_BLOCK, 0xECD01750, 0xECD01FE8) = 0
      sigprocmask(SIG_SETMASK, 0xECD01FE8, 0x00000000) = 0
      getcontext(0xECD01E28)
      setcontext(0xEF3C1E28)
      setitimer(ITIMER_REAL, 0xEF3C1C40, 0x00000000) = 0
      getcontext(0xEF3C1E28)
      setcontext(0xEF211E28)
      getcontext(0xEF211E28)
      setcontext(0xEF051E28)
      write(11, " 7\0\0040E04FBC60E\001AE".., 44) = 44
      ioctl(11, FIONREAD, 0xEF051724) = 0
      read(11, "0EFF * ?0E\001AE\0\0 >C0".., 128) = 128
      getcontext(0xEF051E28)
      setcontext(0xEF081E28)
      poll(0xEF07F600, 1, 0) = 0
      getcontext(0xEF081E28)
          Received signal #14, SIGALRM [caught]
      setcontext(0xEF081220)
      setcontext(0xEF051E28)
      sigprocmask(SIG_BLOCK, 0xEF051240, 0xEF051FE8) = 0
      sigprocmask(SIG_SETMASK, 0xEF051FE8, 0x00000000) = 0
      getcontext(0xEF051E28)
      setcontext(0xEF3C1E28)
      getcontext(0xEF3C1E28)
      setcontext(0xECD01E28)
      getcontext(0xECD01E28)
      setcontext(0xEF3C1E28)
      setitimer(ITIMER_REAL, 0xEF3C1C40, 0x00000000) = 0
      getcontext(0xEF3C1E28)
      setcontext(0xEF051E28)
      poll(0xEF04F318, 1, 0) = 0
      poll(0xEF04F318, 1, 0) = 0
      poll(0xEF04F318, 1, 0) = 0
      poll(0xEF04F318, 1, 0) = 0
      ioctl(11, FIONREAD, 0xEF051724) = 0
      ioctl(11, FIONREAD, 0xEF051724) = 0
      poll(0xEF04F318, 1, 0) = 0
      getcontext(0xEF051E28)
      setcontext(0xEF211E28)
      getcontext(0xEF211E28)
      setcontext(0xEF0B1E28)
      setcontext(0xEF0B1570)
          Received signal #14, SIGALRM [caught]
      getcontext(0xEF0B1E28)
      setcontext(0xEF3C1E28)
      getcontext(0xEF3C1E28)
      setcontext(0xECD01E28)
      getcontext(0xECD01E28)
      setcontext(0xEF3C1E28)
      setitimer(ITIMER_REAL, 0xEF3C1C40, 0x00000000) = 0
      getcontext(0xEF3C1E28)
      setcontext(0xEF0B1E28)
      setcontext(0xEF0B1570)
      getcontext(0xEF0B1E28)
      setcontext(0xEF211E28)
      getcontext(0xEF211E28)

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            Assignee:
            Unassigned Unassigned
            Reporter:
            duke J. Duke (Inactive)
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              Updated:
              Resolved:
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