[twolf@beowulf ~]$ gdb java 2531 GNU gdb Red Hat Linux (6.3.0.0-1.134.fc5rh) Copyright 2004 Free Software Foundation, Inc. GDB is free software, covered by the GNU General Public License, and you are welcome to change it and/or distribute copies of it under certain conditions. Type "show copying" to see the conditions. There is absolutely no warranty for GDB. Type "show warranty" for details. This GDB was configured as "i386-redhat-linux-gnu"... (no debugging symbols found) Using host libthread_db library "/lib/libthread_db.so.1". Attaching to program: /opt/java/jdk1.6.0/bin/java, process 2531 Reading symbols from shared object read from target memory...(no debugging symbols found)...done. Loaded system supplied DSO at 0xa49000 `shared object read from target memory' has disappeared; keeping its symbols. Reading symbols from /lib/libpthread.so.0...(no debugging symbols found)...done.[Thread debugging using libthread_db enabled] [New Thread -1209129280 (LWP 2531)] [New Thread -1259332704 (LWP 2561)] [New Thread -1259000928 (LWP 2549)] [New Thread -1258005600 (LWP 2546)] [New Thread -1257673824 (LWP 2545)] [New Thread -1255003232 (LWP 2544)] [New Thread -1254671456 (LWP 2543)] [New Thread -1254339680 (LWP 2542)] [New Thread -1254007904 (LWP 2541)] [New Thread -1250374752 (LWP 2540)] [New Thread -1249567840 (LWP 2539)] [New Thread -1249236064 (LWP 2538)] [New Thread -1248707680 (LWP 2537)] [New Thread -1248375904 (LWP 2536)] [New Thread -1245946976 (LWP 2535)] [New Thread -1245615200 (LWP 2534)] [New Thread -1245086816 (LWP 2533)] [New Thread -1209132128 (LWP 2532)] Loaded symbols for /lib/libpthread.so.0 Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/jli/libjli.so... (no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/bin/../jre/lib/i386/jli/libjli.so Reading symbols from /lib/libdl.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/libdl.so.2 Reading symbols from /lib/libc.so.6... (no debugging symbols found)...done. Loaded symbols for /lib/libc.so.6 Reading symbols from /lib/ld-linux.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/ld-linux.so.2 Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so... (no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so Reading symbols from /lib/libm.so.6...(no debugging symbols found)...done. Loaded symbols for /lib/libm.so.6 Reading symbols from /lib/librt.so.1... (no debugging symbols found)...done. Loaded symbols for /lib/librt.so.1 Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/native_threads/libhpi.so...(no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/native_threads/libhpi.so Reading symbols from /lib/libnsl.so.1... (no debugging symbols found)...done. Loaded symbols for /lib/libnsl.so.1 Reading symbols from /lib/libnss_files.so.2...(no debugging symbols found)...done. Loaded symbols for /lib/libnss_files.so.2 Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/libverify.so... (no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/libverify.so Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/libjava.so...(no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/libjava.so Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/libzip.so... (no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/libzip.so Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/libnet.so...(no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/libnet.so Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/libawt.so... (no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/libawt.so Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/libmlib_image.so...(no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/libmlib_image.so Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/xawt/libmawt.so... (no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/xawt/libmawt.so Reading symbols from /usr/lib/libXext.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXext.so.6 Reading symbols from /usr/lib/libX11.so.6... (no debugging symbols found)...done. Loaded symbols for /usr/lib/libX11.so.6 Reading symbols from /usr/lib/libXtst.so.6...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXtst.so.6 Reading symbols from /usr/lib/libXi.so.6... (no debugging symbols found)...done. Loaded symbols for /usr/lib/libXi.so.6 Reading symbols from /usr/lib/libXau.so.6...(no debugging symbols found)...done.Loaded symbols for /usr/lib/libXau.so.6 Reading symbols from /usr/lib/libXdmcp.so.6... (no debugging symbols found)...done. Loaded symbols for /usr/lib/libXdmcp.so.6 Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/libfontmanager.so...(no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/libfontmanager.so Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/libnio.so... (no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/libnio.so Reading symbols from /usr/lib/libXcursor.so.1...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXcursor.so.1 Reading symbols from /usr/lib/libXrender.so.1... ---Type to continue, or q to quit--- (no debugging symbols found)...done. Loaded symbols for /usr/lib/libXrender.so.1 Reading symbols from /usr/lib/libXfixes.so.3...(no debugging symbols found)...done. Loaded symbols for /usr/lib/libXfixes.so.3 Reading symbols from /opt/java/jdk1.6.0/jre/lib/i386/libcmm.so... (no debugging symbols found)...done. Loaded symbols for /opt/java/jdk1.6.0/jre/lib/i386/libcmm.so 0x00a49402 in __kernel_vsyscall () (gdb) gdb thread apply all backtrace Undefined command: "gdb". Try "help". (gdb) thread apply all backtrace Thread 18 (Thread -1209132128 (LWP 2532)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf14d6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00cf1b7a in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0 #3 0x06305989 in os::PlatformEvent::park () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x0635db15 in ObjectMonitor::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x0635b37f in ObjectSynchronizer::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x0625afca in JVM_MonitorWait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #7 0xb5e5167e in ?? () #8 0x09d51ce8 in ?? () #9 0xb7ee0abc in ?? () #10 0x00000000 in ?? () Thread 17 (Thread -1245086816 (LWP 2533)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf175c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00cf1be9 in pthread_cond_timedwait@GLIBC_2.0 () from /lib/libpthread.so.0 ---Type to continue, or q to quit--- #3 0x062f406e in Monitor::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x063becc7 in VMThread::loop () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x063be67f in VMThread::run () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x06305db3 in java_start () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #7 0x00cee433 in start_thread () from /lib/libpthread.so.0 #8 0x00b2fa1e in clone () from /lib/libc.so.6 Thread 16 (Thread -1245615200 (LWP 2534)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf14d6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00cf1b7a in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0 #3 0x06305989 in os::PlatformEvent::park () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x0635db15 in ObjectMonitor::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x0635b37f in ObjectSynchronizer::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x0625afca in JVM_MonitorWait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so ---Type to continue, or q to quit--- #7 0xb5e5167e in ?? () #8 0x09d79ce8 in ?? () #9 0xb5c15f40 in ?? () #10 0x00000000 in ?? () Thread 15 (Thread -1245946976 (LWP 2535)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf14d6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00cf1b7a in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0 #3 0x06305989 in os::PlatformEvent::park () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x0635db15 in ObjectMonitor::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x0635b37f in ObjectSynchronizer::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x0625afca in JVM_MonitorWait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #7 0xb5e5167e in ?? () #8 0x09d7ace8 in ?? () #9 0xb5bc4f8c in ?? () #10 0x00000000 in ?? () Thread 14 (Thread -1248375904 (LWP 2536)): ---Type to continue, or q to quit--- #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf32fe in sem_wait@GLIBC_2.0 () from /lib/libpthread.so.0 #2 0x063060f4 in check_pending_signals () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #3 0x0630377d in os::signal_wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x06300a78 in signal_thread_entry () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x0637e69f in JavaThread::run () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x06305db3 in java_start () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #7 0x00cee433 in start_thread () from /lib/libpthread.so.0 #8 0x00b2fa1e in clone () from /lib/libc.so.6 Thread 13 (Thread -1248707680 (LWP 2537)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf14d6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00cf1b7a in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0 #3 0x062f4151 in Monitor::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x0618d4de in CompileQueue::get () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so ---Type to continue, or q to quit--- #5 0x0618edf5 in CompileBroker::compiler_thread_loop () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x0637e69f in JavaThread::run () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #7 0x06305db3 in java_start () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #8 0x00cee433 in start_thread () from /lib/libpthread.so.0 #9 0x00b2fa1e in clone () from /lib/libc.so.6 Thread 12 (Thread -1249236064 (LWP 2538)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf14d6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00cf1b7a in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0 #3 0x062f3fc6 in Monitor::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x062da034 in LowMemoryDetector::low_memory_detector_thread_entry () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x0637e69f in JavaThread::run () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x06305db3 in java_start () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #7 0x00cee433 in start_thread () from /lib/libpthread.so.0 #8 0x00b2fa1e in clone () from /lib/libc.so.6 ---Type to continue, or q to quit--- Thread 11 (Thread -1249567840 (LWP 2539)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf175c in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00cf1be9 in pthread_cond_timedwait@GLIBC_2.0 () from /lib/libpthread.so.0 #3 0x0630415b in os::sleep () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x0637d99a in WatcherThread::run () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x06305db3 in java_start () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x00cee433 in start_thread () from /lib/libpthread.so.0 #7 0x00b2fa1e in clone () from /lib/libc.so.6 Thread 10 (Thread -1250374752 (LWP 2540)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf14d6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00cf1b7a in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0 #3 0x06305989 in os::PlatformEvent::park () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x0635db15 in ObjectMonitor::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so ---Type to continue, or q to quit--- #5 0x0635b37f in ObjectSynchronizer::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x0625afca in JVM_MonitorWait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #7 0xb5e5167e in ?? () #8 0xb561a8e8 in ?? () #9 0xb578bdfc in ?? () #10 0x00000000 in ?? () Thread 9 (Thread -1254007904 (LWP 2541)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf4038 in accept () from /lib/libpthread.so.0 #2 0xb5427317 in NET_Accept () from /opt/java/jdk1.6.0/jre/lib/i386/libnet.so #3 0xb5422a29 in Java_java_net_PlainSocketImpl_socketAccept () from /opt/java/jdk1.6.0/jre/lib/i386/libnet.so #4 0xb5e5167e in ?? () #5 0xb565d0e8 in ?? () #6 0xb5414e54 in ?? () #7 0xb5414e50 in ?? () #8 0x00000001 in ?? () #9 0xb5414e20 in ?? () #10 0x942d8c04 in ?? () #11 0xb5414e54 in ?? () ---Type to continue, or q to quit--- #12 0x94bedb40 in ?? () #13 0x00000000 in ?? () Thread 8 (Thread -1254339680 (LWP 2542)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf14d6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00cf1b7a in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0 #3 0x06305989 in os::PlatformEvent::park () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x0635db15 in ObjectMonitor::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x0635b37f in ObjectSynchronizer::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x0625afca in JVM_MonitorWait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #7 0xb5e5167e in ?? () #8 0xb562b4e8 in ?? () #9 0xb53c3ee0 in ?? () #10 0x00000000 in ?? () Thread 7 (Thread -1254671456 (LWP 2543)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf175c in pthread_cond_timedwait@@GLIBC_2.3.2 () ---Type to continue, or q to quit--- from /lib/libpthread.so.0 #2 0x00cf1be9 in pthread_cond_timedwait@GLIBC_2.0 () from /lib/libpthread.so.0 #3 0x06306771 in os::Linux::Event::timedwait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x06304055 in os::sleep () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x0626b6a0 in JVM_Sleep () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0xb5e5167e in ?? () #7 0xb564d8e8 in ?? () #8 0xb5372f20 in ?? () #9 0x00000064 in ?? () #10 0x00000000 in ?? () Thread 6 (Thread -1255003232 (LWP 2544)): #0 0x060c1446 in CollectedHeap::common_mem_allocate_noinit () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #1 0x061e357b in instanceKlass::allocate_instance () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #2 0x061be6e7 in Exceptions::new_exception () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #3 0x061be931 in Exceptions::new_exception () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so ---Type to continue, or q to quit--- #4 0x061be417 in Exceptions::_throw_msg () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x061fc09d in InterpreterRuntime::monitorexit () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0xb5e501e4 in ?? () #7 0xb565fc00 in ?? () #8 0xb5321f70 in ?? () #9 0xb5e501b9 in ?? () #10 0x00000085 in ?? () #11 0x8ab786f0 in ?? () #12 0xb5321f70 in ?? () #13 0x8ab781f7 in ?? () #14 0xb5321f9c in ?? () #15 0x8ab79080 in ?? () #16 0x00000000 in ?? () Thread 5 (Thread -1257673824 (LWP 2545)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00cf14d6 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/libpthread.so.0 #2 0x00cf1b7a in pthread_cond_wait@GLIBC_2.0 () from /lib/libpthread.so.0 #3 0x06305989 in os::PlatformEvent::park () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #4 0x0635db15 in ObjectMonitor::wait () ---Type to continue, or q to quit--- from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #5 0x0635b37f in ObjectSynchronizer::wait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #6 0x0625afca in JVM_MonitorWait () from /opt/java/jdk1.6.0/jre/lib/i386/client/libjvm.so #7 0xb5e5167e in ?? () #8 0x09f7d0e8 in ?? () #9 0xb5095c5c in ?? () #10 0x00000000 in ?? () Thread 4 (Thread -1258005600 (LWP 2546)): #0 0x00a49402 in __kernel_vsyscall () #1 0x00b26440 in poll () from /lib/libc.so.6 #2 0xb51344ce in performPoll () from /opt/java/jdk1.6.0/jre/lib/i386/xawt/libmawt.so #3 0xb51342e3 in waitForEvents () from /opt/java/jdk1.6.0/jre/lib/i386/xawt/libmawt.so #4 0xb5e5167e in ?? () #5 0xb566c8e8 in ?? ()