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SE42412 - OSP-UNPRED-SRCB6005121 Job Watcher SQL Data Problem

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 APAR (Authorized Program Analysis Report)

Abstract

OSP-UNPRED-SRCB6005121 Job Watcher SQL Data Problem

Error Description

Collecting SQL data with Job Watcher may have negative,        
unpredictable results on busy systems with high amounts of SQL  
activity. Job Watcher SQL data collection could cause abnormal  
temporary storage growth in the jobs being examined.            
In some situations the system could crash.                      
These conditions could occur when running the Job Watcher      
command QIDRWCH/WCHJOB with parameters DATATYPEU((*SQLSTMT)),  
DATATYPEU((*SQLCURSTMT)) or DATATYPEU((*SQLDETAIL)).            

Problem Summary

Collecting SQL data with Job Watcher may have negative,        
unpredictable results on busy systems with high amounts of SQL  
activity. Job Watcher SQL data collection could cause abnormal  
temporary storage growth in the jobs being examined.            
In some situations the system could crash.                      
These conditions could occur when running the Job Watcher      
command QIDRWCH/WCHJOB with parameters DATATYPEU((*SQLSTMT)),  
DATATYPEU((*SQLCURSTMT)) or DATATYPEU((*SQLDETAIL)).            

Problem Conclusion

Job Watcher was not properly validating variables used          
to address system storage. The proper checks have been added.  

Temporary Fix

Comments

Circumvention


Do not collect SQL data with Job Watcher.                      

PTFs Available

R710 SI39102 PTF Cover Letter   1116

Affected Modules

         
         

Affected Publications

Summary Information

Status............................................ CLOSED PER
HIPER........................................... No
Component.................................. 5770SS100
Failing Module.......................... RCHMGR
Reported Release................... R710
Duplicate Of..............................




System i Support

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Document Information

Modified date:
14 May 2011