[SAP BASIS][UPGRADE] shadown instance operation

1. unlock the shadow system

2. lock the  shadow system

3. stop the shadow instance

4. start the shadow instance

1.unlock the shadow system

　　UNIX:

cd /<update directory>/abap/bin   (e.g. /usr/sap/PRD/SUM/abap/bin)
./SAPup unlockshd

　　WINDOWS:

<drive>

cd <update directory>abapin   (e.g. usrsapPRDSUMabapin)         

.SAPup unlockshd

2.lock the  shadow system

　　UNIX:   

./SAPup lockshd

　　WINDOWS:

.SAPup lockshd

3.stop the shadow instance

　　step 1

UNIX:           cd <update directory>/abap/bin           example:     cd  /usr/sap/PRD/SUM/abap/bin    
WINDOWS: <drive>                                                 example:     D:                        
                    cd <update directory>abapin           example:     cd usrsapSUMabapin

　　Step 2

UNIX:            ./SAPup stopshd    
WINDOWS:  .SAPup stopshd

4.start the shadow instance

　　Step 1

UNIX:           cd <update directory>/abap/bin           example:     cd  /usr/sap/PRD/SUM/abap/bin    
WINDOWS: <drive>                                                 example:     D:                                            
                     cd <update directory>abapin           example:     cd usrsapSUMabapin

　　Step 2

UNIX:            ./SAPup startshd    
WINDOWS:  .SAPup startshd

　　Step 3

The following output will be displayed:

 Starting shadow system ...
Starting service ...
waiting 4 seconds for system to come up ...
testing if system is available ...