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    <title>topic Re: java 7 crash in Operating System - HP-UX</title>
    <link>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6751997#M497092</link>
    <description>&lt;P&gt;&amp;gt;Please report this error to HP customer support.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;You need to do as the message says.&amp;nbsp; I doubt anyone can help you here except say make sure you have the latest version/patches.&lt;/P&gt;</description>
    <pubDate>Tue, 02 Jun 2015 19:04:54 GMT</pubDate>
    <dc:creator>Dennis Handly</dc:creator>
    <dc:date>2015-06-02T19:04:54Z</dc:date>
    <item>
      <title>java 7 crash</title>
      <link>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6751897#M497091</link>
      <description>&lt;P&gt;Hi,&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;the latest java 7 crashes if using option -XX:+CMSScavengeBeforeRemark and the CMS garbage collector is in step "remark". It seems it is a bug, but I'm not sure. Can anyone reproduce this behaviour hopefully with this small java program?&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Reproduce.java:&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&lt;FONT face="courier new,courier"&gt;public class Reproduce&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;{&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; public static void main (String[] args)&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; {&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; StringBuffer buf= new StringBuffer();&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; for (int i=0; i&amp;lt;1000; i++)&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; {&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; StringBuffer newpart1= new StringBuffer("a string");&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; StringBuffer newpart2= new StringBuffer("second string");&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; for (int j=0; j&amp;lt;500; j++)&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; {&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; &amp;nbsp; newpart1= newpart1.append(newpart2);&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; }&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; buf.append(newpart1);&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; &amp;nbsp; System.out.println(i);&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; &amp;nbsp; }&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;&amp;nbsp; }&lt;/FONT&gt;&lt;BR /&gt;&lt;FONT face="courier new,courier"&gt;}&lt;/FONT&gt;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Compile and then run:&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&amp;gt; /opt/java7/bin/java -d64 -XX:+CMSScavengeBeforeRemark -Xmx50m -Xms50m -XX:MaxNewSize=10m -XX:NewSize=10m -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:SurvivorRatio=6 Reproduce&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;On my ia64 hp server rx6600 it deliveres:&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;(0) 0xc00000000d9c7520 VMError::report_and_die{_ZN7VMError14report_and_dieEv} + 0x900 at /wsp/jinteg/SVN/jinteg_h7.0.12.rc1b1/hotspot/src/share/vm/utilities/vmError.cpp:925 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(1) 0xc00000000be2ea20 $cold__ZN2os4Hpux22JVM_handle_hpux_signalEiP9__siginfoPvi + 0xc20 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(2) 0xc00000000c9b8de0 os::Hpux::signalHandler{_ZN2os4Hpux13signalHandlerEiP9__siginfoPv} + 0x80 at /wsp/jinteg/SVN/jinteg_h7.0.12.rc1b1/hotspot/src/os/hp-ux/vm/os_hp-ux.cpp:4497 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(3) 0xe000000120757440 ---- Signal 11 (SIGSEGV) delivered ----&lt;BR /&gt;(4) 0xc00000000d854e40 ParNewGeneration::collect{_ZN16ParNewGeneration7collectEbbmb} + 0x540 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(5) 0xc00000000c94cdf0 GenCollectedHeap::do_collection{_ZN16GenCollectedHeap13do_collectionEbbmbi} + 0xe30 at /wsp/jinteg/SVN/jinteg_h7.0.12.rc1b1/hotspot/src/share/vm/memory/genCollectedHeap.cpp:666 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(6) 0xc00000000cff7990 CMSCollector::checkpointRootsFinal{_ZN12CMSCollector20checkpointRootsFinalEbbb} + 0x250 at /wsp/jinteg/SVN/jinteg_h7.0.12.rc1b1/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp:5106 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(7) 0xc00000000cff7100 CMSCollector::do_CMS_operation{_ZN12CMSCollector16do_CMS_operationENS_11CMS_op_typeEN7GCCause5CauseE} + 0x320 at /wsp/jinteg/SVN/jinteg_h7.0.12.rc1b1/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp:6666 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(8) 0xc00000000d9c1bb0 VM_CMS_Final_Remark::doit{_ZN19VM_CMS_Final_Remark4doitEv} + 0x140 at /wsp/jinteg/SVN/jinteg_h7.0.12.rc1b1/hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/vmCMSOperations.cpp:196 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(9) 0xc00000000bf18400 VM_Operation::evaluate{_ZN12VM_Operation8evaluateEv} + 0xe0 at /wsp/jinteg/SVN/jinteg_h7.0.12.rc1b1/hotspot/src/share/vm/runtime/vm_operations.cpp:75 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(10) 0xc00000000c13bfe0 VMThread::loop{_ZN8VMThread4loopEv} + 0x4e0 at /wsp/jinteg/SVN/jinteg_h7.0.12.rc1b1/hotspot/src/share/vm/runtime/vmThread.cpp:394 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(11) 0xc00000000bef65c0 VMThread::run{_ZN8VMThread3runEv} + 0x140 at /wsp/jinteg/SVN/jinteg_h7.0.12.rc1b1/hotspot/src/share/vm/runtime/vmThread.cpp:284 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(12) 0xc00000000c1469a0 _start{_Z6_startPv} + 0x3d0 at /wsp/jinteg/SVN/jinteg_h7.0.12.rc1b1/hotspot/src/os/hp-ux/vm/os_hp-ux.cpp:1281 [/opt/java7/jre/lib/IA64W/server/libjvm.so]&lt;BR /&gt;(13) 0xc000000000117e80 __pthread_bound_body + 0x190 at /ux/core/libs/threadslibs/src/common/pthreads/pthread.c:4875 [/usr/lib/hpux64/libpthread.so.1]&lt;BR /&gt;#&lt;BR /&gt;# A fatal error has been detected by the Java Runtime Environment:&lt;BR /&gt;#&lt;BR /&gt;# SIGSEGV (11) at pc=c00000000d854e40, pid=11309, tid=14&lt;BR /&gt;#&lt;BR /&gt;# JRE version: Java(TM) SE Runtime Environment (7.0) (build 1.7.0.12-jinteg_2015_02_09_08_50-b00)&lt;BR /&gt;# Java VM: Java HotSpot(TM) 64-Bit Server VM (24.76-b04-jre1.7.0.12-rc1 mixed mode hp-ux-ia64 )&lt;BR /&gt;# Problematic frame:&lt;BR /&gt;# V [libjvm.so+0x4e06e958] JVM_StartCompiler+0x4e09fd60&lt;BR /&gt;#&lt;BR /&gt;# Core dump written. Default location: /nfs/uh02/lbrosche/jvm_bug_hp/core or core.11309 (max size 2097151 kB). To ensure a full core dump, try "ulimit -c unlimited" before starting Java again&lt;BR /&gt;#&lt;BR /&gt;# An error report file with more information is saved as:&lt;BR /&gt;# /nfs/uh02/lbrosche/jvm_bug_hp/hs_err_pid11309.log&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;*** snip ***&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;#&lt;BR /&gt;# Please report this error to HP customer support.&lt;BR /&gt;#&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;My java version is:&lt;/P&gt;&lt;P&gt;&amp;gt; /opt/java7/bin/java -version&lt;BR /&gt;java version "1.7.0.12"&lt;BR /&gt;Java(TM) SE Runtime Environment (build 1.7.0.12-jinteg_2015_02_09_08_50-b00)&lt;BR /&gt;Java HotSpot(TM) Server VM (build 24.76-b04-jre1.7.0.12-rc1, mixed mode)&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;The installed quality pack is:&lt;/P&gt;&lt;P&gt;&amp;gt; /usr/sbin/swlist | grep -e QPK -e GOLD -e BUNDLE11i&lt;BR /&gt;QPKAPPS B.11.31.1203.375 Applications Patches for HP-UX 11i v3, March 2012&lt;BR /&gt;QPKBASE B.11.31.1203.375 Base Quality Pack Bundle for HP-UX 11i v3, March 2012&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Best Regards&lt;BR /&gt;LBrosche&lt;/P&gt;</description>
      <pubDate>Tue, 02 Jun 2015 13:32:13 GMT</pubDate>
      <guid>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6751897#M497091</guid>
      <dc:creator>LBrosche</dc:creator>
      <dc:date>2015-06-02T13:32:13Z</dc:date>
    </item>
    <item>
      <title>Re: java 7 crash</title>
      <link>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6751997#M497092</link>
      <description>&lt;P&gt;&amp;gt;Please report this error to HP customer support.&lt;/P&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;You need to do as the message says.&amp;nbsp; I doubt anyone can help you here except say make sure you have the latest version/patches.&lt;/P&gt;</description>
      <pubDate>Tue, 02 Jun 2015 19:04:54 GMT</pubDate>
      <guid>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6751997#M497092</guid>
      <dc:creator>Dennis Handly</dc:creator>
      <dc:date>2015-06-02T19:04:54Z</dc:date>
    </item>
    <item>
      <title>Re: java 7 crash</title>
      <link>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6752145#M497093</link>
      <description>&lt;P&gt;I don't have a support agreement, HP care Pack or something like that. How can I contact HP customer support without this?&lt;/P&gt;</description>
      <pubDate>Wed, 03 Jun 2015 08:31:26 GMT</pubDate>
      <guid>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6752145#M497093</guid>
      <dc:creator>LBrosche</dc:creator>
      <dc:date>2015-06-03T08:31:26Z</dc:date>
    </item>
    <item>
      <title>Re: java 7 crash</title>
      <link>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6752160#M497094</link>
      <description>&lt;P&gt;&amp;gt;I don't have a support agreement&lt;/P&gt;&lt;DIV&gt;&lt;DIV&gt;&lt;P&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;Not even&amp;nbsp; for the OS?&amp;nbsp; Then you are out of luck unless there is another newer java you can download.&lt;/P&gt;&lt;/DIV&gt;&lt;/DIV&gt;</description>
      <pubDate>Wed, 03 Jun 2015 09:19:21 GMT</pubDate>
      <guid>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6752160#M497094</guid>
      <dc:creator>Dennis Handly</dc:creator>
      <dc:date>2015-06-03T09:19:21Z</dc:date>
    </item>
    <item>
      <title>Re: java 7 crash</title>
      <link>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6752162#M497095</link>
      <description>&lt;P&gt;Ok, I have to find another way to contact HP customer support, maybe via direct email.&lt;/P&gt;&lt;P&gt;Thanks for your help!&lt;/P&gt;</description>
      <pubDate>Wed, 03 Jun 2015 09:30:05 GMT</pubDate>
      <guid>https://community.hpe.com/t5/operating-system-hp-ux/java-7-crash/m-p/6752162#M497095</guid>
      <dc:creator>LBrosche</dc:creator>
      <dc:date>2015-06-03T09:30:05Z</dc:date>
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