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  #1  
Old 10-21-2007
Registered User
 

Join Date: Oct 2007
Posts: 3
Core Dump

Hello all,
Iam new to unix while executing java program which finely working in windows know iam testing with unix ,but in unix while executing iam getting core dump, my application is in client server environment and it is menu drivrn application on clicking options no problem but after some time it result in core dump and client terminaes, iam writing scripts to run them which follow like here:
At server side:
Code:
#! /bin/ksh
 
export CLASSPATH=/user/vpp/Test/jal/classes:$CLASSPATH
#set var for filename config file
export JAL_CONF_FILE=/user/vpp/Test/jal/conf/NJALapp.conf
export JAL_CONF_FILE1=/user/vpp/Test/jal/conf/NJALHost.conf
java -DJAL_CONF_FILE=$JAL_CONF_FILE -DJAL_CONF_FILE1=$JAL_CONF_FILE1 jalsvr/JALTCPServer 7712

At client side
Code:
#! /bin/ksh
 
export CLASSPATH=/user/vpp/Test/jal/classes:$CLASSPATH
echo $CLASSPATH
java jalcl/JALTCPClient msoc05:7712
and iam running these scripts in
Code:
 /user/vpp/Test/jal/bin
place please check this if u come across any solutions please tell me step by step
this is first time iam coming acorss core dump if u can help me it will be a great favour as u r the masters of unix.please help me.
My options take there path
<b>
for ex:
netscape=/user/bin/netscape
jot=/user/bin
clock=/user/bin/xclock

For sometime they work when i execute them repeatedly they result in coredump.please help me.</b>
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  #2  
Old 10-22-2007
Technorati Master
 

Join Date: Mar 2005
Location: Large scale systems...
Posts: 2,610
this might offer you some help,

these methods are from Runtime class
void traceInstructions(boolean on) Enables/Disables tracing
of instructions.
void traceMethodCalls(boolean on) Enables/Disables tracing of
method calls.

there are java core analyzer tools like,
jsadebugd
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