Creating a Local Yum Repository Using ISO Image

In this post i will show you how to create Yum repository Using ISO Image, will save more time :-

  • Download The ISO Image and Upload it to the server.
  • Create Folder Under Root User Like the below

cp /OEL6.6. iso /ISOs

  • now create mount point for this ISO.

mkdir p /var/ISO/OEL6.6
Run the below command to mount it :-

mount o loop,ro /ISOs/OEL6.6. iso /var/ISO/OEL6.6

  • Now under /etc/yum.respos.d you can rename it or set enable=0
  •  Create the following file /etc/yum.respos.d/OEL66.repo
  • Edit the file and add 

name=Oracle Linux 6.6

  • Run the below command to clean yum

yum clean all
yum respolist

The output should be like the below :-

repo id repo name status
OL66 Oracle Linux 6.6 25,459 

Thank you
Osama Mustafa

Resource temporarily unavailable in tsStartJavaThread

Resource temporarily unavailable in tsStartJavaThread (lifecycle.c:1096).
Java heap 3G reserved, 3G committed
Paged memory=3145728/36425712K.
Your Java heap size might be set too high.
Try to reduce the Java heap size using -Xmx: (e.g. “-
java.lang.OutOfMemoryError: Resource temporarily unavailable in tsStartJavaThread (lifecycle.c:1096).
Java heap 6G reserved, 6G committed
Paged memory=3145728/36425712K.
Your Java heap size might be set too high.
Try to reduce the Java heap size using -Xmx: 

The Above error appeared on OEDQ when trying to run the process this error related to Java Heap Size the OS control the Heap Size to solve this issue add the below parameters depend on your enviroment  :-

  • Add the following to /etc/sysctl.conf:

kernel.shmmni = 4096
kernel.sem = 256 32000 100 142
net.ipv4.ip_local_port_range = 9000 65500
net.core.rmem_default = 4194304
net.core.rmem_max = 4194304
net.core.wmem_default = 4194304
net.core.wmem_max = 4194304
fs.file-max = 134283264
fs.aio-max-nr = 1048576
vm.min_free_kbytes = 512000 

  • Add the following to /etc/security/limits.conf:

oracle soft nproc 16384
oracle hard nproc 63536
oracle soft nofile 16384
oracle hard nofile 63536

  •  Add the following to /etc/pam.d/login:

session required /lib/security/

Thank you
Osama Mustafa

Increase Transaction timeout in SOA Server

I received the below error in soa_server1 :-

Transaction Rolledback.: weblogic.transaction.internal.TimedOutException: Transaction timed out after 603 seconds BEA1-3FB6FB464035C13E3227 at 

From the above error, transaction timeout should be increased regarding to heavy transaction on soa server.

to do this follow the following steps :-

access weblogic console –> Deployment –> and search for Soa_infra. ( expand it)

Check the below EJBS services and click on it configuration tab :-

If this not working on you have to increase transaction timeout for JTA, Access Weblogic Console select Services > JTA
Thank you 
Osama Mustafa

java.lang.ClassNotFoundException: oracle.dms.wls.DMSServletFilter

This Error Appeared while trying to start managed Server “edq_server1” , The starting results it’s completed with successfully status but some deployment end with Failed status , which mean edq_server will not work correctly, therefore i checked the logs which the below error :-

Caused By: java.lang.ClassNotFoundException: oracle.dms.wls.DMSServletFilter
        at weblogic.utils.classloaders.GenericClassLoader.findLocalClass(
        at weblogic.utils.classloaders.GenericClassLoader.findClass(
        at weblogic.utils.classloaders.ChangeAwareClassLoader.findClass(
        at java.lang.ClassLoader.loadClass(
        at java.lang.ClassLoader.loadClass(
        at weblogic.utils.classloaders.GenericClassLoader.loadClass(
        at weblogic.utils.classloaders.ChangeAwareClassLoader.loadClass(
        at weblogic.servlet.internal.WebComponentContributor.getNewInstance(

To solve this error :-

cd /u01/app/oracle/product/fmw/wlserver_10.3/common/nodemanager

And search for 


change it to


Restart Node manager and try again.
Thank you
Osama Mustafa

WorkFlowCA: NullError : Could not Connect to the Remote Server

This Error Appear When Trying to Run Oracle Ware-House Builder On Linux , in this tools you are connecting to Database to Setup some configuration for Workflow in DWH, Every Thing Run Successfully Till i received the error in the picture :

WorkFlowCA: NullError : Could not Connect to the Remote Server

You Can ignore this error simply , I didn’t configure Oracle Enterprise manager in my database , which is the reason for this Error.if you want create enterprise manager and re run the tool again.

Thank you
Osama Mustafa 

Start Managed Server Failed With "Access not allowed for subject: principals=[]"

When Trying to Start Managed Server From Admin Console it’s Failed with Access not allowed for subject: principals=[], on ResourceType: Application Action: write, Target: Deployed”

After Check Everything and Configuration i found the following :

  • My Admin Server Already have More than one managed Server : SOA, ODI , BAM.
  • SOA and ODI Using the Same Port which is 8001 Which caused Conflict.

I Changed SOA Port to Work On 8003 From Admin Server Console. Like the Below

Oracle SOA Installation on Solaris 11.1

Another Post Describe how to install Oracle SOA, Steo by Step To Install Oracle SOA and Extend Admin Server.

As Usual you can download this document From SlideShare.

Download Document Here.

Thank you
Osama Mustafa