ROLE AND RESPONSBILITIES OF WSADMIN

    ROLE AND RESPONSBILITIES OF WSADMIN 

Def of WSADMIN : It is an interface to websphere that allows commands to modify the runtime environment.

  
TYPES OF WSADMIN ROLES :

1)  Install or uninstall applications
2)  Modify an existing application
3) Start or stop servers
4) Initiate node synchronization
5) Create new servers, clusters, virtual hosts, etc.

  
WSADMIN OPTIONS :

     -help and -? :  Provides syntax help

   
a) -C : ---> Designates to run a single command.
             -----> Multiple -c options can exist on the command line.
            -------> If you invoke the wsadmin tool with the -c option, any changes that you make to the configuration  will be saved automatically.
           --------> If you make configuration changes and you are not using the -c option, you must use the Savecommand of the AdminConfig object to save the changes.

  
 b) -f : Designates a script to run.
             Only one -f option can exist on the command line.



 C) -javaoption : Specifies a valid Java standard or a non-standard option.
                           Multiple -javaoption options can exist on the command line.
                          e.g., -javaoption -Xmx1024m [to define max heap size of the JVM ]



D) -lang : Specifies the language of the script file, the command, or an interactive shell.
                 The options for the -langargument include: jacland jython


E) -conntype : Specifies the type of connection to use.
                        Possible types include: SOAP, RMI, and NONE.
                        Use the -conntype NONE option to run in local mode.



F) -port : Specify a port to be used by the connector.
                The default wsadmin.properties file located in the properties directory of each Websphere Application Server profile provides a value in the port property to connect to the local server.



G) -user or -username :  Specify a user name to be used by the connector to connect to the server if security is enabled in the server.



H) -password :  Specify a password to be used by the connector to connect to the server if security is enabled in the server.



RESPONSIBILITIES OF WASADMIN: 



STEP1 : Start and Stop of Application Servers.

STEP2 : Experience in Installation,Configuration,Deployments on WEBSPHERE APPLICATION SERVER

STEP3 : Experience in deploying EAR,WAR,JAR files on WebSphere.

STEP4 : Federated Multiple Nodes to DMGR.

STEP5 : Experience in setting up of nodes, DataSources, VirtualHosts.

STEP6 : Implemented using HORIZONTAL AND VERTICAL CLUSTERS.

STEP7 : Fine tuned LoadBalancing with Server Weights.

STEP8 : Configured and enabled GLOBAL SECURITY System.

STEP9 : Configured websphere resources including JDBC Providers, JDBC DataSources, Connection Pooling.