Monday 7 May 2012

DAILY HEALTH CHECKS OF SAP BASIS CONSULTANT-1


Daily health checks(Daily Works of SAP Basis Consultant):We work Using TCODES (Transactional Codes)

Active application srevers:
           This is to check the wheather the servers are active or not,this application servers consists of all work process(Dialog,Background,spool,update1,update2).Server status.Active(green),Red(problem).Most of the work process should be waiting,Basis people will decide No of work process In application server based on the formula.
Using Tcodes:
/n SM51..shows the application servers
/n SM50..shows the work process

Message Server: it is between application servers between the same system.
Gate way server: it is between application sever and other external system

Check for system logs:
Logs  are the problems and warnings that occur in the system,path to followed to see the logs is in tab go to system logàchoose-àall remote system logs then click ReRead system log,then we can see the logs.Green—Gud,Yellow—warnings,Red—problems.
Using Tcodes:

/n SM21 to display the logs
RFC-Remote Functional Calls:

Using Tcodes:
/n SM59---to check wheather the RFC are correct or not.
Check for ABAP Dumps:
These contails exceptions.
Using Tcodes:

/n ST22 is used to see the dumps.dumps or errors—only –ve side,errors related to database also will be displayed.
/o-----for a new window
/n-----for overide a window
Max of six windows can be opened.

Check for lock entries:
Shows the locks on the tables,will be helpful when a person or user locking the table unnecessaryly,by selecting user and click delete to remove lock.
Using Tcodes:
/n SM12---is tcode for checking the lock entries.

Two types of locks:Shared locks and Exclusive locks
BackGround jobs:
Types of status of bck jobs:
Scheduled---defining a particular job and the job cannot run untill released,we can change untill it is scheduled and but not going to release.
Released—
Ready—Particular job starting time.
Finished—after finishing
Cancel—cancel
Active State—when job is running

Using Tcodes:
/n SM36----To create the a Background Job.
/n SM37----To check the status of Background jobs.

Types of Background jobs:
Abap programs,External command,External programs

Check for database growth:
Checks the space occupied by users,we can see the DB Name,DB Sever name(host name of application Server).
Using Tcodes:
/n DB02—checks the database growth
Core files will be removed first to free space in db OR BR tool are used to free the database which are needed to be delete.
/n ST02—This also used for showing the amount of memory used.





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