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  1. JDK
  2. JDK-6998802

ScavengeALot: assert(!gch->incremental_collection_failed()) failed: Twice in a row

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        ;; Using jvm: "/export/local/common/jdk/baseline/solaris-i586/jre/lib/i386/client/libjvm.so"
        #
        # A fatal error has been detected by the Java Runtime Environment:
        #
        # Internal Error (/tmp/jprt/P1/B/180208.jcoomes/source/src/share/vm/memory/defNewGeneration.cpp:841), pid=3507, tid=6
        # assert(!gch->incremental_collection_failed()) failed: Twice in a row
        #
        # JRE version: 7.0
        # Java VM: OpenJDK Client VM (20.0-b02-201011011802.jcoomes.gc-push-fastdebug mixed mode solaris-x86 )
        # If you would like to submit a bug report, please visit:
        # http://java.sun.com/webapps/bugreport/crash.jsp
        #

        --------------- T H R E A D ---------------

        Current thread (0x081d7400): VMThread [stack: 0xb1b7f000,0xb1bff000] [id=6]

        Stack: [0xb1b7f000,0xb1bff000], sp=0xb1bfe4a0, free space=509k
        Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
        V [libjvm.so+0x15c7452];; void VMError::report(outputStream*)+0x6f6
        V [libjvm.so+0x15c85a1];; void VMError::report_and_die()+0x555
        V [libjvm.so+0x7a0e1c];; void report_vm_error(const char*,int,const char*,const char*)+0x534
        V [libjvm.so+0x7d191a];; void DefNewGeneration::gc_epilogue(bool)+0x136
        V [libjvm.so+0x8f8149];; void GenCollectedHeap::gc_epilogue(bool)+0x45
        V [libjvm.so+0x8f47eb];; void GenCollectedHeap::do_collection(bool,bool,unsigned,bool,int)+0xe1f
        V [libjvm.so+0x8f6a09];; void GenCollectedHeap::do_full_collection(bool,int)+0xb9
        V [libjvm.so+0x15ca2cb];; void VM_GenCollectFull::doit()+0xcb
        V [libjvm.so+0x16068e6];; void VM_Operation::evaluate()+0xe2
        V [libjvm.so+0x1604a40];; void VMThread::loop()+0x824
        V [libjvm.so+0x1603bd1];; void VMThread::run()+0xc1
        V [libjvm.so+0x126019d];; java_start+0x711
        C [libc.so.1+0xa59a9];; _thr_setup+0x4e
        C [libc.so.1+0xa5c90];; _lwp_start+0x0

        VM_Operation (0xb0d09c40): GenCollectFull, mode: safepoint, requested by thread 0x0828b400


        --------------- P R O C E S S ---------------

        Java Threads: ( => current thread )
          0x0828b400 JavaThread "MainThread" [_thread_blocked, id=16, stack(0xb0cbb000,0xb0d0b000)]
          0x0822f000 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=14, stack(0xb0d8d000,0xb0ddd000)]
          0x0822b400 JavaThread "C1 CompilerThread0" daemon [_thread_blocked, id=13, stack(0xb0dde000,0xb0e5e000)]
          0x08229400 JavaThread "Attach Listener" daemon [_thread_blocked, id=11, stack(0xb0f5e000,0xb0fae000)]
          0x08227800 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=10, stack(0xb0faf000,0xb0fff000)]
          0x08225c00 JavaThread "Surrogate Locker Thread (Concurrent GC)" daemon [_thread_blocked, id=9, stack(0xb1a8c000,0xb1adc000)]
          0x081de400 JavaThread "Finalizer" daemon [_thread_blocked, id=8, stack(0xb1add000,0xb1b2d000)]
          0x081d9400 JavaThread "Reference Handler" daemon [_thread_blocked, id=7, stack(0xb1b2e000,0xb1b7e000)]
          0x0807d000 JavaThread "main" [_thread_blocked, id=2, stack(0xbdfef000,0xbe03f000)]

        Other Threads:
        =>0x081d7400 VMThread [stack: 0xb1b7f000,0xb1bff000] [id=6]
          0x08232800 WatcherThread [stack: 0xb0d0c000,0xb0d8c000] [id=15]

        VM state:at safepoint (normal execution)

        VM Mutex/Monitor currently owned by a thread: ([mutex/lock_event])
        [0x0807bbc8] Threads_lock - owner thread: 0x081d7400
        [0x0807c300] Heap_lock - owner thread: 0x0828b400

        Heap
         par new generation total 14784K, used 8082K [0xb1c00000, 0xb2c00000, 0xb2c00000)
          eden space 13184K, 61% used [0xb1c00000, 0xb23e4810, 0xb28e0000)
          from space 1600K, 0% used [0xb28e0000, 0xb28e0000, 0xb2a70000)
          to space 1600K, 0% used [0xb2a70000, 0xb2a70000, 0xb2c00000)
         concurrent mark-sweep generation total 80416K, used 78265K [0xb2c00000, 0xb7a88000, 0xb7c00000)
         concurrent-mark-sweep perm gen total 12288K, used 2264K [0xb7c00000, 0xb8800000, 0xbbc00000)

        Dynamic libraries:
        0x08050000 /export/local/common/jdk/baseline/solaris-i586/bin/java
        0xbffb0000 /lib/libthread.so.1
        0xbff70000 /export/local/common/jdk/baseline/solaris-i586/bin/../jre/lib/i386/jli/libjli.so
        0xbff50000 /lib/libdl.so.1
        0xbfe20000 /lib/libc.so.1
        0xbe200000 /export/local/common/jdk/baseline/solaris-i586/jre/lib/i386/client/libjvm.so
        0xbfdf0000 /lib/libsocket.so.1
        0xbffa0000 /usr/lib/libsched.so.1
        0xbfdd0000 /lib/libm.so.1
        0xbfdb0000 /usr/lib/libCrun.so.1
        0xbfd90000 /lib/libdoor.so.1
        0xbe160000 /lib/libnsl.so.1
        0xbe100000 /lib/libm.so.2
        0xbfd60000 /lib/libscf.so.1
        0xbfd40000 /lib/libuutil.so.1
        0xbe0e0000 /lib/libgen.so.1
        0xbe0c0000 /lib/libmd.so.1
        0xbe0a0000 /lib/libmp.so.2
        0xbdfb0000 /export/local/common/jdk/baseline/solaris-i586/jre/lib/i386/libverify.so
        0xbdf70000 /export/local/common/jdk/baseline/solaris-i586/jre/lib/i386/libjava.so
        0xbdf50000 /export/local/common/jdk/baseline/solaris-i586/jre/lib/i386/native_threads/libhpi.so
        0xbdf00000 /export/local/common/jdk/baseline/solaris-i586/jre/lib/i386/libzip.so

        VM Arguments:
        jvm_args: -Xmixed -XX:-PrintVMOptions -XX:+StartAttachListener -XX:DefaultMaxRAMFraction=8 -XX:+UnlockExperimentalVMOptions -XX:+EnableInvokeDynamic -XX:+UseConcMarkSweepGC -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -Dtest.vm.opts= -Dcompile.jdk=/export/local/common/jdk/baseline/solaris-i586 -Dtest.src=/export/local/common/testbase/jtreg/7-nightly/JT_HS/test/compiler/6826736 -Dtest.tool.vm.opts= -Dtest.classes=/export/local/39635.JDK7.NIGHTLY.VM+solaris-i586_javase_client_mixed_JT_HS/results/workDir/classes/compiler/6826736 -Dtest.jdk=/export/local/common/jdk/baseline/solaris-i586 -Dtest.java.opts=-Xmixed -client -XX:-PrintVMOptions -XX:+StartAttachListener -XX:DefaultMaxRAMFraction=8 -XX:+UnlockExperimentalVMOptions -XX:+EnableInvokeDynamic -XX:+UseConcMarkSweepGC -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -Dtest.compiler.opts= -XX:+IgnoreUnrecognizedVMOptions -Xbatch -XX:+ScavengeALot -XX:+UseCompressedOops -XX:HeapBaseMinAddress=32g -XX:CompileThreshold=100 -XX:CompileOnly=Test.test -XX:-BlockLayoutRotateLoops -XX:LoopUnrollLimit=0
        java_command: com.sun.javatest.regtest.MainWrapper /export/local/39635.JDK7.NIGHTLY.VM+solaris-i586_javase_client_mixed_JT_HS/results/workDir/classes/compiler/6826736/Test.jta
        Launcher Type: SUN_STANDARD

        Environment Variables:
        CLASSPATH=/export/local/common/jtreg/lib/javatest.jar:/export/local/common/jtreg/lib/jtreg.jar:/export/local/39635.JDK7.NIGHTLY.VM+solaris-i586_javase_client_mixed_JT_HS/results/workDir/classes/compiler/6826736:/export/local/common/testbase/jtreg/7-nightly/JT_HS/test/compiler/6826736:/export/local/common/jdk/baseline/solaris-i586/lib/tools.jar
        PATH=/bin:/usr/bin
        DISPLAY=vm-v240-01.sfbay.sun.com:1

        Signal Handlers:
        SIGSEGV: [libjvm.so+0x15c9740], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
        SIGBUS: [libjvm.so+0x15c9740], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
        SIGFPE: [libjvm.so+0x126ff6c], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
        SIGPIPE: [libjvm.so+0x126ff6c], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
        SIGXFSZ: [libjvm.so+0x126ff6c], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
        SIGILL: [libjvm.so+0x126ff6c], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c
        SIGUSR1: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000
        SIGUSR2: SIG_DFL, sa_mask[0]=0x00000000, sa_flags=0x00000000
        SIGQUIT: [libjvm.so+0x1266558], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
        SIGHUP: [libjvm.so+0x1266558], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
        SIGINT: [libjvm.so+0x1266558], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
        SIGTERM: [libjvm.so+0x1266558], sa_mask[0]=0xffbffeff, sa_flags=0x00000004
        SIG39: [libjvm.so+0x126ffa4], sa_mask[0]=0x00000000, sa_flags=0x00000008
        SIG40: [libjvm.so+0x126ff6c], sa_mask[0]=0xffbffeff, sa_flags=0x0000000c


        --------------- S Y S T E M ---------------

        OS: Solaris 10 10/08 s10x_u6wos_07b X86
                   Copyright 2008 Sun Microsystems, Inc. All Rights Reserved.
                                Use is subject to license terms.
                                    Assembled 27 October 2008

        uname:SunOS 5.10 Generic_137138-09 i86pc (T2 libthread)
        rlimit: STACK 10000k, CORE infinity, NOFILE 65536, AS infinity
        load average:1.43 1.18 1.17

        CPU:total 2 (1 cores per cpu, 1 threads per core) family 15 model 5 stepping 8, cmov, cx8, fxsr, mmx, sse, sse2, mmxext, 3dnow, 3dnowext

        Memory: 4k page, physical 4127784k(2857892k free)

        vm_info: OpenJDK Client VM (20.0-b02-201011011802.jcoomes.gc-push-fastdebug) for solaris-x86 JRE (1.7.0), built on Nov 1 2010 21:03:20 by "jprtadm" with Sun Studio 12u1

        time: Tue Nov 9 02:59:10 2010
        elapsed time: 8 seconds

        Test name: compiler/6826736

              ysr Y. Ramakrishna
              ysr Y. Ramakrishna
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