Hi, Thanks a bunch for the quick reply. It seems relevant and I'll try updating the system.
Yoav Ralph Einfeldt wrote: > > Is completely a question to sun. > > I suspect that it is a bug in the incremental gc. > > May be you should upgrade to JVM 1.3.1_01 > There two bugs fixed that might help you: > > (Don't know if this changes where between v1.3.1-b24 and 1.3.1_01) > > http://developer.java.sun.com/developer/bugParade/bugs/4469343.html > (Might solve the problem) > http://developer.java.sun.com/developer/bugParade/bugs/4450681.html > (Might give better information what caused the signal) > > > -----Ursprüngliche Nachricht----- > > Von: Yoav Shapira [mailto:[EMAIL PROTECTED]] > > Gesendet: Donnerstag, 6. Dezember 2001 15:30 > > An: Tomcat Users List > > Betreff: Solaris VM crash? Full docs included > > > > > > Hi there, > > So last night the JVM crashed on one of our big servers. It had been > > running without a problem for a while, but we've been experimenting > > with tuning garbage collection, as this particular JVM is typically > > around ~400MB in memory during the day. Here are the details (sorry > > for this long message, but I know it's a pointless question without > > all the details I can provide). > > > > Tomcat: 4.0.1 ($JAVA_HOME = /dvl/info/prj/infra/jdk1.3.1) > > JVM: Sun JVM v1.3.1-b24 for Solaris > > Server uname -a output: SunOS serverName 5.8 Generic_108528-04 sun4u > > sparc SUNW,Ultra-Enterprise > > (The server is a 12-CPU, 2GB RAM, big machine, and it had plenty of > > available > > memory, CPU usage was low all night without any spikes, nothing > > suspicious) > > (Java runtime parameters below) > > > > Relevant catalina.out section: > > ------------------------------- > > Unexpected Signal : 11 occurred at PC=0xfe0c7d18 > > Function name=JVM_ArrayCopy > > Library=/dvl/info/prj/infra/jdk1.3.1/jre/lib/sparc/server/libjvm.so > > > > Current Java thread: > > > > Dynamic libraries: > > 0x10000 > > /dvl/info/prj/infra/jdk1.3.1/bin/../bin/sparc/native_threads/jav > > a > > 0xff350000 /usr/lib/libthread.so.1 > > 0xff390000 /usr/lib/libdl.so.1 > > 0xff200000 /usr/lib/libc.so.1 > > 0xff330000 /usr/platform/SUNW,Ultra-Enterprise/lib/libc_psr.so.1 > > 0xfe000000 > > /dvl/info/prj/infra/jdk1.3.1/jre/lib/sparc/server/libjvm.so > > 0xff2d0000 /usr/lib/libCrun.so.1 > > 0xff1e0000 /usr/lib/libsocket.so.1 > > 0xff100000 /usr/lib/libnsl.so.1 > > 0xff0d0000 /usr/lib/libm.so.1 > > 0xff300000 /usr/lib/libw.so.1 > > 0xff0b0000 /usr/lib/libmp.so.2 > > 0xff080000 > > /dvl/info/prj/infra/jdk1.3.1/jre/lib/sparc/native_threads/libhpi > > .so > > 0xff050000 > > /dvl/info/prj/infra/jdk1.3.1/jre/lib/sparc/libverify.so > > 0xfe7c0000 /dvl/info/prj/infra/jdk1.3.1/jre/lib/sparc/libjava.so > > 0xff020000 /dvl/info/prj/infra/jdk1.3.1/jre/lib/sparc/libzip.so > > 0xfccd0000 /dvl/info/prj/infra/jdk1.3.1/jre/lib/sparc/libnet.so > > 0xfccb0000 /usr/lib/nss_files.so.1 > > 0xda3e0000 /dvl/info/prj/infra/jdk1.3.1/jre/lib/sparc/libawt.so > > 0xd6680000 > > /dvl/info/prj/infra/jdk1.3.1/jre/lib/sparc/motif21/libmawt.so > > 0xda390000 > > /dvl/info/prj/infra/jdk1.3.1/bin/../jre/lib/sparc/libmlib_image. > > so > > 0xd6400000 /usr/dt/lib/libXm.so.4 > > 0xd9c90000 /usr/openwin/lib/libXt.so.4 > > 0xda150000 /usr/openwin/lib/libXext.so.0 > > 0xda130000 /usr/openwin/lib/libXtst.so.1 > > 0xd7400000 /usr/openwin/lib/libX11.so.4 > > 0xd9ee0000 /usr/openwin/lib/libSM.so.6 > > 0xd97d0000 /usr/openwin/lib/libICE.so.6 > > 0xd97a0000 /usr/openwin/lib/libdga.so.1 > > 0xd6300000 > > /dvl/info/prj/infra/jdk1.3.1/jre/lib/sparc/libfontmanager.so > > 0xd9420000 /usr/openwin/lib/libdps.so.5 > > > > Local Time = Thu Dec 6 06:50:32 2001 > > Elapsed Time = 24574 > > # > > # HotSpot Virtual Machine Error : 11 > > # Error ID : 4F530E43505002CC 01 > > # Please report this error at > > # http://java.sun.com/cgi-bin/bugreport.cgi > > # > > # Java VM: Java HotSpot(TM) Server VM (1.3.1-b24 mixed mode) > > # > > # An error report file has been saved as hs_err_pid15459.log. > > # Please refer to the file for further information. > > # > > > > ----------------------------- > > End catalina.out excerpt > > ----------------------------- > > > > The error report file hs_err_pid15459.log contains a verbatim > > copy of the above, no additional information. > > > > Needless to say, the server died immediately, which I suppose is OK > > to expect from Tomcat given such an internal JVM crash. So no > > complaints, I'm just wondering if anyone has seen this crash before? > > > > My theory is that it had to do with us slightly tweaking the > > Java runtime parameters we'd been using, in an effort to improve > > garbage collection on the machine. > > Previous CATALINA_OPTS= > > CATALINA_OPTS='-server -Xms300m -Xmx500m -Xmaxf0.30 -Xminf0.10 > > -XX:NewRatio=1 -verbose:gc' > > New ones, started last night, that probably caused the error: > > CATALINA_OPTS='-server -Xms300m -Xmx500m -Xmaxf0.30 -Xminf0.10 -Xincgc > > -verbose:gc -XX:MaxNewSize=100m -XX:NewSize=10m' > > > > I realize this is as much a question to Sun as to tomcat-users, so > > I'm reporting this bug there as well. Thanks in advance for any > > ideas, > > > > Yoav > > > > -- > > To unsubscribe: <mailto:[EMAIL PROTECTED]> > > For additional commands: <mailto:[EMAIL PROTECTED]> > > Troubles with the list: <mailto:[EMAIL PROTECTED]> > > > > > > > > -- > To unsubscribe: <mailto:[EMAIL PROTECTED]> > For additional commands: <mailto:[EMAIL PROTECTED]> > Troubles with the list: <mailto:[EMAIL PROTECTED]> -- To unsubscribe: <mailto:[EMAIL PROTECTED]> For additional commands: <mailto:[EMAIL PROTECTED]> Troubles with the list: <mailto:[EMAIL PROTECTED]>
