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  1. #1
    Join Date
    Apr 2012
    Posts
    70

    issues after updating to java.1.7

    Ever since I updated to Java 1.7 from java 1.6

    I am facing this error on most of my java programs

    Code:
    INFO Exception: java.lang.OutOfMemoryError thrown from the UncaughtExceptionHandler in thread "Connection #11 read thread"
    I am using CentOS 6 -64 BIT

    Steps I used to update java
    Code:
    I already had 1.6.
    
    Downloaded java-1.7 .rpm file for 64 bit
    
    Than installed java1.7 with yum localinstall 
    
    Setup the alternatives correctly
    [user@localhost]# alternatives --install /usr/bin/java java /usr/java/jre1.7.0/bin/java 2
    
    [user@localhost]# alternatives --config java
    Than choosed the correct file path of /usr/java/jre1.7.0

    "alternatives --display java" still says "Current `best' version is /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/java."

    Code:
    java - status is manual.
     link currently points to /usr/java/jre1.7.0/bin/java
    /usr/java/jre1.7.0/bin/java - priority 1
     slave keytool: (null)
     slave orbd: (null)
     slave pack200: (null)
     slave rmid: (null)
     slave rmiregistry: (null)
     slave servertool: (null)
     slave tnameserv: (null)
     slave unpack200: (null)
     slave jre_exports: (null)
     slave jre: (null)
     slave java.1.gz: (null)
     slave keytool.1.gz: (null)
     slave orbd.1.gz: (null)
     slave pack200.1.gz: (null)
     slave rmid.1.gz: (null)
     slave rmiregistry.1.gz: (null)
     slave servertool.1.gz: (null)
     slave tnameserv.1.gz: (null)
     slave unpack200.1.gz: (null)
    /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/java - priority 16000
     slave keytool: /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/keytool
     slave orbd: /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/orbd
     slave pack200: /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/pack200
     slave rmid: /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/rmid
     slave rmiregistry: /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/rmiregistry
     slave servertool: /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/servertool
     slave tnameserv: /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/tnameserv
     slave unpack200: /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/unpack200
     slave jre_exports: /usr/lib/jvm-exports/jre-1.6.0-openjdk.x86_64
     slave jre: /usr/lib/jvm/jre-1.6.0-openjdk.x86_64
     slave java.1.gz: /usr/share/man/man1/java-java-1.6.0-openjdk.1.gz
     slave keytool.1.gz: /usr/share/man/man1/keytool-java-1.6.0-openjdk.1.gz
     slave orbd.1.gz: /usr/share/man/man1/orbd-java-1.6.0-openjdk.1.gz
     slave pack200.1.gz: /usr/share/man/man1/pack200-java-1.6.0-openjdk.1.gz
     slave rmid.1.gz: /usr/share/man/man1/rmid-java-1.6.0-openjdk.1.gz
     slave rmiregistry.1.gz: /usr/share/man/man1/rmiregistry-java-1.6.0-openjdk.1.gz
     slave servertool.1.gz: /usr/share/man/man1/servertool-java-1.6.0-openjdk.1.gz
     slave tnameserv.1.gz: /usr/share/man/man1/tnameserv-java-1.6.0-openjdk.1.gz
     slave unpack200.1.gz: /usr/share/man/man1/unpack200-java-1.6.0-openjdk.1.gz
    Current `best' version is /usr/lib/jvm/jre-1.6.0-openjdk.x86_64/bin/java.

    My current version:
    [root@]# java -version
    java version "1.7.0"
    Java(TM) SE Runtime Environment (build 1.7.0-b147)
    Java HotSpot(TM) 64-Bit Server VM (build 21.0-b17, mixed mode)
    And I actually need this version:

    java -version
    java version "1.7.0_51"
    OpenJDK Runtime Environment (rhel-2.4.4.1.el6_5-x86_64 u51-b02)
    OpenJDK 64-Bit Server VM (build 24.45-b08, mixed mode)

    Any way to fix it..

    Thanks
    Last edited by Shona2; 02-17-2014 at 02:48 PM.

  2. #2
    Join Date
    Apr 2012
    Posts
    70
    Now I removed my existing java files via "yum remove java" which uninstalled the java completely.

    and than I used
    yum install java-1.7.0-openjdk


    Installed:
    java-1.7.0-openjdk.x86_64 1:1.7.0.51-2.4.4.1.el6_5

    But, now "java -version" says

    -bash: /usr/bin/java: No such file or directory

  3. #3
    Join Date
    Apr 2012
    Posts
    70
    Dam sorry about this post but, I can't edit anymore.

    I solved it with "alternatives --config java"

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