tomcat5.5.26 经常down掉？

tomcat5.5.26 （spring+hiberante+webwork）
catalina.bat中已配置-Xms256m -Xmx256m -XX:MaxNewSize=128m -XX:PermSize=64m -XX:MaxPermSize=128m -Xincgc
经常自己就down掉在bin下产生下面的日志
#
# An unexpected error has been detected by HotSpot Virtual Machine:
#
#  EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x6dad5825, pid=5504, tid=8340
#
# Java VM: Java HotSpot(TM) Server VM (1.5.0_06-b05 mixed mode)
# Problematic frame:
# V  [jvm.dll+0x255825]
#

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

Current thread (0x1bd50938):  VMThread [id=8340]

siginfo: ExceptionCode=0xc0000005, reading address 0x9a003210

Registers:
EAX=0x13731910, EBX=0x13734718, ECX=0x9a0031e0, EDX=0x00000001
ESP=0x1bf3fc1c, EBP=0x6dad5820, ESI=0x9a0031e0, EDI=0x0000000e
EIP=0x6dad5825, EFLAGS=0x00010202

Top of Stack: (sp=0x1bf3fc1c)
0x1bf3fc1c:   000000b0 6d960692 9a0031e0 13734718
0x1bf3fc2c:   1bf3fc70 00000037 00000000 6dad5806
0x1bf3fc3c:   6dad5820 00036b88 00037df0 00000037
0x1bf3fc4c:   9999999a 40575999 6dae77af 6dae75a1
0x1bf3fc5c:   00036be8 2081ef7c 00a6fc38 00036b88
0x1bf3fc6c:   00000000 1bd50938 6db39ae3 00036cb8
0x1bf3fc7c:   1bd50938 1bf3fcc0 00a6fc38 00000000
0x1bf3fc8c:   1bf3ff84 1bd50938 1bd509f8 00aeeea8

Instructions: (pc=0x6dad5825)
0x6dad5815:   f6 c4 01 75 c9 5f 5e 83 c4 0c c3 56 8b 74 24 08
0x6dad5825:   8b 56 30 8b c2 c1 e8 03 8b c8 d1 f9 85 c0 7e 09


Stack: [0x1bf00000,0x1bf40000),  sp=0x1bf3fc1c,  free space=255k
Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
V  [jvm.dll+0x255825]

VM_Operation (0x2081ef7c): generation collection for allocation, mode: safepoint, requested by thread 0x1d70a618


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

Java Threads: ( => current thread )
  0x1e411bf0 JavaThread "TP-Monitor" daemon [_thread_blocked, id=3772]
  0x1c4067b8 JavaThread "TP-Processor4" daemon [_thread_in_native, id=4880]
  0x1d70a618 JavaThread "TP-Processor3" daemon [_thread_blocked, id=7640]
  0x1d6b5610 JavaThread "TP-Processor2" daemon [_thread_in_native, id=780]
  0x1cb49810 JavaThread "TP-Processor1" daemon [_thread_in_native, id=11768]
  0x1d485008 JavaThread "http-9011-Processor25" daemon [_thread_in_native, id=1528]
  0x1c831130 JavaThread "http-9011-Processor24" daemon [_thread_blocked, id=7528]
  0x1c830fa8 JavaThread "http-9011-Processor23" daemon [_thread_blocked, id=8768]
  0x1e1650a8 JavaThread "http-9011-Processor22" daemon [_thread_blocked, id=11116]
  0x1d687dc0 JavaThread "http-9011-Processor21" daemon [_thread_blocked, id=5540]
  0x1c442e40 JavaThread "http-9011-Processor20" daemon [_thread_blocked, id=5176]
  0x1c442780 JavaThread "http-9011-Processor19" daemon [_thread_blocked, id=5548]
  0x1e06fbd8 JavaThread "http-9011-Processor18" daemon [_thread_blocked, id=1004]
  0x1c499ac8 JavaThread "http-9011-Processor17" daemon [_thread_blocked, id=2116]
  0x1c78ed78 JavaThread "http-9011-Processor16" daemon [_thread_blocked, id=4932]
  0x1e031da8 JavaThread "http-9011-Processor15" daemon [_thread_blocked, id=11560]
  0x1c9aee50 JavaThread "http-9011-Processor14" daemon [_thread_blocked, id=4356]
  0x1c9aec28 JavaThread "http-9011-Processor13" daemon [_thread_blocked, id=6660]
  0x1db03408 JavaThread "http-9011-Processor12" daemon [_thread_blocked, id=9216]
  0x1d23dd08 JavaThread "http-9011-Processor11" daemon [_thread_blocked, id=8044]
  0x1d23db80 JavaThread "http-9011-Processor10" daemon [_thread_blocked, id=8740]
  0x1bebedc0 JavaThread "http-9011-Processor9" daemon [_thread_blocked, id=9116]
  0x1bebec38 JavaThread "http-9011-Processor8" daemon [_thread_blocked, id=4632]
  0x1cd08d50 JavaThread "http-9011-Processor7" daemon [_thread_blocked, id=5404]
  0x1cb07778 JavaThread "http-9011-Processor6" daemon [_thread_blocked, id=11092]
  0x1cabdff0 JavaThread "http-9011-Processor5" daemon [_thread_blocked, id=9292]
  0x1cabde68 JavaThread "http-9011-Processor4" daemon [_thread_blocked, id=2752]
  0x1c85e688 JavaThread "http-9011-Processor3" daemon [_thread_blocked, id=5260]
  0x1c85e500 JavaThread "http-9011-Processor2" daemon [_thread_blocked, id=12152]
  0x1c499480 JavaThread "http-9011-Processor1" daemon [_thread_blocked, id=11064]
  0x1e2927a0 JavaThread "ContainerBackgroundProcessor[StandardEngine[Catalina]]" daemon [_thread_blocked, id=5560]
  0x1bd66948 JavaThread "Low Memory Detector" daemon [_thread_blocked, id=12028]
  0x1bd655a0 JavaThread "CompilerThread1" daemon [_thread_blocked, id=11464]
  0x1bd64730 JavaThread "CompilerThread0" daemon [_thread_blocked, id=11924]
  0x1bd63880 JavaThread "AdapterThread" daemon [_thread_blocked, id=6812]
  0x1bd62a08 JavaThread "Signal Dispatcher" daemon [_thread_blocked, id=7764]
  0x1bd61f40 JavaThread "Surrogate Locker Thread (CMS)" daemon [_thread_blocked, id=10508]
  0x1bd53778 JavaThread "Finalizer" daemon [_thread_blocked, id=10224]
  0x1bd52ad8 JavaThread "Reference Handler" daemon [_thread_blocked, id=4616]
  0x00035cc8 JavaThread "main" [_thread_in_native, id=2904]

Other Threads:
=>0x1bd50938 VMThread [id=8340]
  0x1bd67c60 WatcherThread [id=12176]

VM state:at safepoint (normal execution)

VM Mutex/Monitor currently owned by a thread:  ([mutex/lock_event])
[0x00036b88/0x000006e4] Safepoint_lock - owner thread: 0x1bd50938
[0x00036bb8/0x000006dc] Threads_lock - owner thread: 0x1bd50938
[0x00036d68/0x00000698] Heap_lock - owner thread: 0x1d70a618

Heap
par new generation   total 16320K, used 16256K [0x02b70000, 0x03b70000, 0x03b70000)
  eden space 16256K, 100% used [0x02b70000, 0x03b50000, 0x03b50000)
  from space 64K,   0% used [0x03b60000, 0x03b60000, 0x03b70000)
  to   space 64K,   0% used [0x03b50000, 0x03b50000, 0x03b60000)
concurrent mark-sweep generation total 245760K, used 196397K [0x03b70000, 0x12b70000, 0x12b70000)
concurrent-mark-sweep perm gen total 65536K, used 26127K [0x12b70000, 0x16b70000, 0x1ab70000)

Dynamic libraries:
0x00400000 - 0x0040c000 D:\java\bin\java.exe
0x7c930000 - 0x7ca00000 C:\WINDOWS\system32\ntdll.dll
0x7c800000 - 0x7c92b000 C:\WINDOWS\system32\kernel32.dll
0x77f30000 - 0x77fdb000 C:\WINDOWS\system32\ADVAPI32.dll
0x77c20000 - 0x77cbf000 C:\WINDOWS\system32\RPCRT4.dll
0x76eb0000 - 0x76ec3000 C:\WINDOWS\system32\Secur32.dll
0x77b70000 - 0x77bca000 C:\WINDOWS\system32\MSVCRT.dll
0x6d880000 - 0x6dc31000 D:\java\jre\bin\server\jvm.dll
0x77e10000 - 0x77ea0000 C:\WINDOWS\system32\USER32.dll
0x77bd0000 - 0x77c18000 C:\WINDOWS\system32\GDI32.dll
0x769e0000 - 0x76a0a000 C:\WINDOWS\system32\WINMM.dll
0x76180000 - 0x7619d000 C:\WINDOWS\system32\IMM32.DLL
0x7f000000 - 0x7f009000 C:\WINDOWS\system32\LPK.DLL
0x74ae0000 - 0x74b45000 C:\WINDOWS\system32\USP10.dll
0x71b20000 - 0x71b28000 C:\WINDOWS\system32\rdpsnd.dll
0x77f10000 - 0x77f21000 C:\WINDOWS\system32\WINSTA.dll
0x71ba0000 - 0x71bf7000 C:\WINDOWS\system32\NETAPI32.dll
0x76ab0000 - 0x76abb000 C:\WINDOWS\system32\PSAPI.DLL
0x6d2f0000 - 0x6d2f8000 D:\java\jre\bin\hpi.dll
0x6d6b0000 - 0x6d6bc000 D:\java\jre\bin\verify.dll
0x6d370000 - 0x6d38d000 D:\java\jre\bin\java.dll
0x6d6d0000 - 0x6d6df000 D:\java\jre\bin\zip.dll
0x6d530000 - 0x6d543000 D:\java\jre\bin\net.dll
0x71b60000 - 0x71b77000 C:\WINDOWS\system32\WS2_32.dll
0x71b50000 - 0x71b58000 C:\WINDOWS\system32\WS2HELP.dll
0x71a80000 - 0x71ac0000 C:\WINDOWS\system32\mswsock.dll
0x69660000 - 0x696b7000 C:\WINDOWS\system32\hnetcfg.dll
0x71a40000 - 0x71a48000 C:\WINDOWS\System32\wshtcpip.dll
0x76e30000 - 0x76e5b000 C:\WINDOWS\system32\DNSAPI.dll
0x76ed0000 - 0x76ed7000 C:\WINDOWS\System32\winrnr.dll
0x76e70000 - 0x76e9e000 C:\WINDOWS\system32\WLDAP32.dll
0x76ee0000 - 0x76ee5000 C:\WINDOWS\system32\rasadhlp.dll
0x68000000 - 0x68035000 C:\WINDOWS\system32\rsaenh.dll
0x75870000 - 0x7592d000 C:\WINDOWS\system32\USERENV.dll

VM Arguments:
jvm_args: -Xms80m -Xmx200m -XX:MaxPermSize=200m -Djava.util.logging.manager=org.apache.juli.ClassLoaderLogManager -Djava.util.logging.config.file=D:\www\web\isouwas.cn\tomcat\conf\logging.properties -Xms256m -Xmx256m -XX:MaxNewSize=128m -XX:PermSize=64m -XX:MaxPermSize=128m -Xincgc -Djava.endorsed.dirs=D:\www\web\isouwas.cn\tomcat\common\endorsed -Dcatalina.base=D:\www\web\isouwas.cn\tomcat -Dcatalina.home=D:\www\web\isouwas.cn\tomcat -Djava.io.tmpdir=D:\www\web\isouwas.cn\tomcat\temp
java_command: org.apache.catalina.startup.Bootstrap start
Launcher Type: SUN_STANDARD

Environment Variables:
JAVA_HOME=D:\java
JRE_HOME=D:\java
CLASSPATH=D:\java\lib\tools.jar;D:\www\web\isouwas.cn\tomcat\bin\bootstrap.jar
PATH=C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\Program Files\Microsoft SQL Server\80\Tools\BINN;D:\mysql\bin
USERNAME=Administrator
OS=Windows_NT
PROCESSOR_IDENTIFIER=x86 Family 15 Model 2 Stepping 9, GenuineIntel



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

OS: Windows Server 2003 family Build 3790 Service Pack 2

CPU:total 4 family 15, cmov, cx8, fxsr, mmx, sse, sse2, ht

Memory: 4k page, physical 2097151k(745080k free), swap 4194303k(1550600k free)

vm_info: Java HotSpot(TM) Server VM (1.5.0_06-b05) for windows-x86, built on Nov 10 2005 10:53:00 by "java_re" with MS VC++ 6.0

恳请各位高手相助 谢谢