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DB2 10.5 32 bit, Java Stored procedure performance issue

  • 1.  DB2 10.5 32 bit, Java Stored procedure performance issue

    Posted Fri November 13, 2020 10:25 AM
    Hi, 

    I am facing the issue while running Jaba Stored procedure in IBM DB2, 10.5, 32 bit database. 
    How much heap size can be configure maximum for 32 Bit database.

    May i know how to increase the performance? to run some more laks of records through stored procedure?

    Log:

    # Changes:
    # 2014-07-16 be im DUMP DSN %Y entfernt wg DSN sonst 45 Char
    # 2013-02-07 be display information about garbage collection etc
    # -verbose:class,gc,jni,sizes,stack
    -verbose:gc,sizes,stack
    # Sets the initial size of middleware heap within non-system heap
    #Xms64M
    -Xms64M
    # Sets the maximum size of nonsystem heap
    #Xmx128M
    -Xmx128M
    # Changes 2013-03-25
    -Xgcpolicy:gencon
    #Xverbosegclog:/tmp/GC.%job.D%y%m%d.T%H%M%S.log
    -Xverbosegclog:/tmp/DB2JAVASTP/DP00/DPA00QZJ/GARBAGE
    -Xdump:system:dsn=P110006.DB2.DPA0.JVM.%job.D%m%d.T%H%M%S
    -Xdump:heap:none
    -Xdump:what
    -Xdump:system:events=systhrow,filter=java/lang/OutOfMemoryError,range=1..1
    -Dorg.slf4j.simpleLogger.logFile="System.out"
    #Dorg.slf4j.simpleLogger.log.com.csc.pts=debug
    -Dorg.slf4j.simpleLogger.log.com.csc.pts=error
    -Dorg.slf4j.simpleLogger.showThreadName=true
    -Dorg.slf4j.simpleLogger.showShortLogName=true
    -Dorg.slf4j.simpleLogger.levelInBrackets=true
    -Dorg.slf4j.simpleLogger.showDateTime=true
    -Dorg.slf4j.simpleLogger.dateTimeFormat="yyyy-MM-dd'T'HH:mm:ss"
    ----------------------
    -Xdump:java:
    events=systhrow,
    filter=java/lang/OutOfMemoryError,
    file=//javacore.%Y%m%d.%H%M%S.%pid.%seq.txt,
    range=1..4,
    priority=400,
    request=exclusive
    ----------------------

    ------------------------------
    Narasimman Balakrishnan
    ------------------------------

    #Db2