Install patches in DB2

This article describes how to patch DB2. First, we need to stop all instances. $ db2list results include db2inst1 and db2inst2, the following is a detailed introduction to the actual operation steps of DB2 patching. We hope you will have a better understanding of it.

Stop all instances first

 
 

  
  
$ Db2list results include db2inst1 and db2inst2
 
 

Stop both

 
 

  
  
Install Fixpak 
 
 

Upgrade an instance

 
 

  
  
$DB2DIR/instance/db2iupdt 
 
 

Upgrade a DAS instance

 
 

  
  
$DB2DIR/instance/dasupdt 
 
 

Restart an instance

 
 

  
  
bind updated　Packages 
 
 

For each instance

 
 

  
  
db2 connect to  
  
  
db2 BIND $DB2DIR/bnd/@db2ubind.lst GRANT PULIC  
  
  
db2 BIND $DB2DIR/bnd/@db2Cli.lst GRANT PULIC  
 
 

Possible problems

Db2start Error

Solution: kill all processes related to this instance,

 
 

  
  
IPClean
  
  
Run db2iupdt
  
  
Db2admin start Error
 
 

Solution: kill all processes related to the admin server,

 
 

  
  
IPClean  
  
  
Run dasupdt  
 
 

The above content is related to the introduction that the opponent taught you to patch DB2. I hope you will gain some benefits.