What is Classloader? Explain about parent classloader and parent plus class loader?

santha

• Dec 4th, 2012

Class loader is responsible for loading classes (that are developed by Java developer, ear file) into JVM (server). In our WebSphere environment by default Parent Class Loader is enabled and that is r...

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santha

• Dec 4th, 2012

Very good Answer for the WAS Architecture is: we have to say request flow on to the WAS Environment. First we have to say what are the components are available in our WAS Environment(Application serve...

P.Rajesh

• Nov 23rd, 2012

Product binaries which are platform for profiles creation every profile have -> cell -> only one node for every cell -> one server will automatically get created, when we create profile but we can create multiple servers. these all are under communication with Web server with the help of plugin.

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What is the maximum heap size and how you are going to set maximum heap size ?

santha

• Dec 4th, 2012

The Heap size assign for the particular server, depends of requirement.. In general in work area we have to fallow Min heap 1024MB, Max heap 2048 MB. how you going to configure these parameters to ser...

subrat

• Nov 22nd, 2012

For 32 bit the Max heap size is 2GB AND for 64 bit the Max heap size unlimited.

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What is the effect on end-user in case the dmgr goes down or node agent stops?

santha

• Dec 4th, 2012

1) If the DMGR is Down, the available servers in that corresponding DMGR works and serving the response for the client requests. But, the main thing is if the DMGR is down at that time we cant see all...

sahilsardana

 Profile Answers by sahilsardana Questions by sahilsardana

• Nov 23rd, 2012

It depends on different scenarios: 1. If the DMGR goes down, there is no effect to the end user. 2. If the node agent goes down, then it depends on the architecture of the applications. A) if the app...

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santha

• Dec 7th, 2012

HTTP Server means WebServer. IHS(IBM HTTP Server) we can start,stop and restart by using command prompt
for start the server " ./apchectl -k start "
for stopping the server " ./apchectl -k stop "
for restart the server " ./apchectl -k restart "

ArunKandaswamy

• Jul 29th, 2012

./apachectl -k stop/start

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santha

• Dec 7th, 2012

Generating Thread Dump: Two ways 1) Automatic: In real scenario is to generate thread dump, if the server is hung due to any of cause. We wont go for generate thread dump, the server it self generate...

hector8

 Profile Answers by hector8 Questions by hector8

• Sep 24th, 2012

There is two ways to generate thread dumps in linux 1. kill -3 pid(process id of jvm) ,but the thing is you will get both heap dumps and thread dumps as one file. If you want to do individually then ...

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What is L,L2,L3 level in web sphere application server?

santha

• Dec 7th, 2012

L1,L2,L3 support means..its quit common for the all administrations in Information Technology. its not only for the tickets handling. L1 is junior level monitoring and operator role..L2 is its has som...

Madhu

• Jul 24th, 2012

They are the standards used by each company to support the tickets.

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What are the two basic steps that admin have to do after deploying the application & before running the application?

santha

• Dec 7th, 2012

After deployment of application on to server.. 1) the first step is to configure Virtual Host for that server port numbers and assigning to application as virtual host resource configuration. 2) rest...

Chris Sam

• Mar 11th, 2012

After deploying the application in the server through Deployment Manager we can check whether it has been installed or not under the installedApps directory which is present after the default node pro...

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What is dmgr?
What is websphere & its arc and uses

venkat

• Jan 23rd, 2013

In WAS DMGR profile node is valid node and remaining profiles nodes is invalid nodes, without node we cant deploy the applications into server that is why we can make the DMGR profile into single point administration. After completing this process there is no impact on already running JVMs.

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chinnabg

• Feb 10th, 2013

Purge is nothing but delete, if any connection was failed simply its deleted that failed connection

Purge having two policies those are 1) entire connection 2) failed connection

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Ragapriya Sukumaran

• Feb 20th, 2013

Type 2 Driver : Thick driver which requires a database client software running in client node
Type 4 Driver : Connects directly to server

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Ragapriya Sukumaran

• Feb 21st, 2013

Native_stdout.og in Solaris
Native_stderr.log and Native_stdout.log in Linux

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Explain the mechanism of connection pooling ? what are the advantages of connection pooling ?

Ragapriya Sukumaran

• Feb 21st, 2013

Connection pooling is a cache of connections maintained by the database to perform transactions. Once a connection is established to the database and the request is complete, the connection is given b...

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How will you verify the version of WAS in WebSphere?

Ragapriya Sukumaran

• Feb 21st, 2013

1. Executing ./versioninfo.sh script

2. Viewing cat /opt/WebSphere/AppServer/properties/com/ibm/websphere/product.xml config file

superarvind007

 Profile Answers by superarvind007 Questions by superarvind007

• Feb 23rd, 2011

Hi,you can use the version shell script.go to directory bin directory of websphere installroot/opt/IBM/WebSphere/AppServer/binand run the command ./versionInfo.shYou can get the version of websphere application server intalled.

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What is Deployment Descriptors? How many types of Deployment Descriptors are available? What are they?

Ragapriya Sukumaran

• Feb 21st, 2013

Deployment descriptors are XML files which specifies the behavior of an application. The deployment descriptors are stored in /WEB-INF directory under root in the archive . The deployment descriptors ...

santha

• Dec 8th, 2012

Deployment Manager is one type of profile available in WAS. What Deployment Manager is do exactly, It has an centralized control to manage all subsequent profiles( like Custom and application server) ...

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Ragapriya Sukumaran

• Feb 21st, 2013

1. JVM Logs : SystemOut.log and SystemErr.log - Log files for viewing the status of starting, stopping of servers. 2. Process Logs : Native_stdout.log and Native_stderr.log - The logs where the Garb...

Suresh B

• Jan 17th, 2012

SystemOut.log - standard JVM output log Indicates if the code running on the Application Server started and stopped successfully. Destination and name are configurable. Can be used for u...

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If an administrator, after installing websphere/weblogic GUI and working on it for a while has completely forgotten his password and would like to log in to the admin console only using his USER ID. please explain how to go about it and what & where should the changes be done.

ANN

• Mar 3rd, 2013

He can go to security.xml file and disable the security. He can save the file and log in to admin console without user ID and password

anil4was

 Profile Answers by anil4was Questions by anil4was

• Jul 26th, 2012

In this scenario, we can user 2 methods.

1. In cell level security.xml file change the 2nd line and "enable=true" change the true parameter as "enabled=false" the restart your Dmgr and login. It will no ask for password.

2. Through WSadmin , we are having an option SECURITY OFF

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vinuthna

• Mar 12th, 2013

Websphere application server is a runtime environment. In this we can run, deploy and manage the J2EE applications.

Ragapriya Sukumaran

• Feb 25th, 2013

WebSphere - It is a brand of IBM Software products. It helps to deploy, manage and run e-business applications. WebSphere app server - A platform to deploy, run and manage j2ee applications. It is i...

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Raja Sekhar

• Mar 21st, 2013

In WAS 6.1 we have 4 different types of profiles available. They are Deployment Manager Profile(DMGR): The deployment manager profile defines a deployment manager in a distributed server environme...

sekhar

• Mar 19th, 2013

How many profiles are there in 6.1 & 7.0? what are that Profiles?

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deepakdivvela

• Mar 27th, 2013

IHS is the web server which receives the request before reaching the request to app server.

Embedded IHS is the embedded web server which decrease the burden on application server and it is not recommended for production environment.

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